{"artifacts":[{"artifactCommitmentSha256":"12bc46d3b62db5c33d71cd32f2a071f187b9abdb9010726748b47166ff72ef8d","createdAt":"2026-08-20 06:05:44.607596+00","type":"normalization_audit"},{"artifactCommitmentSha256":"c23d030cd185134ce25836b81019705f90556acd59d842f13140164c8ed1626d","createdAt":"2026-08-20 06:05:44.607596+00","type":"normalized_entities"},{"artifactCommitmentSha256":"d8e7a5252745e0719446decce58bd07f46340f24e988765a38bcf0f946e1963b","createdAt":"2026-08-11 07:16:48.29163+00","type":"platform_fit_responses"},{"artifactCommitmentSha256":"47c7fc93fa4d9532b756754445a40db8a03c338eeebb5a8d5dfd9ababb3744b3","createdAt":"2026-08-20 06:05:44.607596+00","type":"ranking_table"}],"disclosure":{"note":"Prompts, raw model output, internal configuration, validation details, writer input, and artifact bodies are retained privately and represented here only by cryptographic commitments.","scope":"public_verification"},"entities":[{"average_rank":"2.285714285714285714285714286","best_rank":1,"canonical_name":"Stannah","entity_type":"company","final_rank":1,"is_qualified":true,"official_website":"https://www.stannah.com/en-us/stairlifts/sadler-chair","platform_mentions":7,"platform_share":"1","ranks_by_platform":{"anthropic":3,"deepseek":4,"google":1,"grok":2,"kimi":4,"openai":1,"perplexity":1},"recommended_products_or_plans":["Sadler perch-style stairlift, United States","Stannah Perch Stairlift Models (UK-Based, Limited US Availability)","Stannah Sadler - Compact Standing Stairlift for Narrow Stairs","Stannah Sadler Perch Stairlift","Stannah Sadler perch/saddle-style stairlift (straight and curved)","Stannah Sadler perching lift","Stannah Sadler Standing / Perch Stairlift","Stannah Sofia (Perch Seat Configuration)"]},{"average_rank":"3.5","best_rank":2,"canonical_name":"AmeriGlide","entity_type":"company","final_rank":2,"is_qualified":true,"official_website":"https://www.ameriglide.com/","platform_mentions":2,"platform_share":"0.2857142857142857142857142857","ranks_by_platform":{"deepseek":5,"openai":2},"recommended_products_or_plans":["AmeriGlide Moto Perch Stairlift (Straight Rail)","Imperial Perch curved stairlift configuration"]},{"average_rank":"6.5","best_rank":4,"canonical_name":"Acorn 130 Sit/Stand","entity_type":"company","final_rank":3,"is_qualified":true,"official_website":"https://www.acornstairlifts.com/stairlifts/130","platform_mentions":2,"platform_share":"0.2857142857142857142857142857","ranks_by_platform":{"deepseek":9,"google":4},"recommended_products_or_plans":["Acorn 130 Perch (Limited Availability)","Acorn 130 Sit/Stand Stairlift"]},{"average_rank":"7","best_rank":7,"canonical_name":"101 Mobility Handicare 1000 Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":"https://www.101mobility.com/products/handicare-1000/","platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"anthropic":7},"recommended_products_or_plans":["Handicare 1000 with Perch Seat (Distributed through 101 Mobility)"]},{"average_rank":"5","best_rank":5,"canonical_name":"Acorn 180 perch stairlift","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"perplexity":5},"recommended_products_or_plans":["Acorn 180 Perch Stairlift"]},{"average_rank":"4","best_rank":4,"canonical_name":"Allied Stairlifts Sterling 950/1000 Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":"http://alliedstairlifts.com/stairlifts/sterling/sterling-950-1000/","platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"anthropic":4},"recommended_products_or_plans":["Sterling 950/1000 with Perch Seat Option"]},{"average_rank":"4","best_rank":4,"canonical_name":"Brooks SL Perch straight stairlift","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"perplexity":4},"recommended_products_or_plans":["Brooks SL Perch"]},{"average_rank":"1","best_rank":1,"canonical_name":"Bruno Elite Series Elan Perch","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":"https://www.bruno.com/404","platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"deepseek":1},"recommended_products_or_plans":["Bruno Elan Perch (with custom rail for narrow stairs)"]},{"average_rank":"3","best_rank":3,"canonical_name":"Companion 1000 Perch straight stairlift","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"perplexity":3},"recommended_products_or_plans":["Companion 1000 Perch"]},{"average_rank":"2","best_rank":2,"canonical_name":"Handicare 1000 Perch","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":"https://handicareusa.com/","platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"google":2},"recommended_products_or_plans":["Handicare 1000 Straight Stairlift with Perch Seat","Handicare 2000 Curved Stairlift with Perch Seat"]},{"average_rank":"1","best_rank":1,"canonical_name":"Handicare 1000 Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"grok":1},"recommended_products_or_plans":["Handicare 1000 Straight Stairlift with Perch Seat option (indoor; outdoor available)"]},{"average_rank":"2","best_rank":2,"canonical_name":"Handicare 1000 with Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"kimi":2},"recommended_products_or_plans":["Handicare 1000 Straight Stairlift with Perch Seat option"]},{"average_rank":"2","best_rank":2,"canonical_name":"Handicare 1100 perch stairlift","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"perplexity":2},"recommended_products_or_plans":["Handicare 1100 Perch Stairlift"]},{"average_rank":"3","best_rank":3,"canonical_name":"Handicare 4000 with Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"kimi":3},"recommended_products_or_plans":["Handicare 4000 Curved Stairlift with Perch Seat option"]},{"average_rank":"5","best_rank":5,"canonical_name":"Handicare Freecurve with Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"kimi":5},"recommended_products_or_plans":["Handicare Freecurve Curved Stairlift with Perch Seat option"]},{"average_rank":"10","best_rank":10,"canonical_name":"Handicare Solus Perch","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"deepseek":10},"recommended_products_or_plans":["Handicare Solus Perch (Straight Rail)"]},{"average_rank":"2","best_rank":2,"canonical_name":"Harmar SL 400 Perch","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"deepseek":2},"recommended_products_or_plans":["Harmar SL400 Perch (Straight or Custom Rail)"]},{"average_rank":"7","best_rank":7,"canonical_name":"Independence Home Solutions SuperPerch XL","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"deepseek":7},"recommended_products_or_plans":["SuperPerch XL (Perch Stairlift for Narrow Stairs)"]},{"average_rank":"6","best_rank":6,"canonical_name":"MediEquip Handicare 1000 Perch Seat Distribution","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":"https://mediequip.net/products/stair-lifts/straight-stair-lifts/standing-stair-lift/","platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"anthropic":6},"recommended_products_or_plans":["Handicare 1000 Perch Seat (Distributed through MediEquip)"]},{"average_rank":"8","best_rank":8,"canonical_name":"Meditek PM-3 Perch Stairlift","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"deepseek":8},"recommended_products_or_plans":["Meditek PM-3 Perch (Straight Rail)"]},{"average_rank":"5","best_rank":5,"canonical_name":"MediTek Stand & Perch","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"google":5},"recommended_products_or_plans":["MediTek Stand & Perch Straight Stairlift"]},{"average_rank":"3","best_rank":3,"canonical_name":"Pride Mobility Viva Perch","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"deepseek":3},"recommended_products_or_plans":["Pride Viva Perch Stairlift (Straight Rail)"]},{"average_rank":"1","best_rank":1,"canonical_name":"Savaria Handicare 1000 Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"anthropic":1},"recommended_products_or_plans":["Handicare 1000 Straight Stairlift with Perch Seat (Indoor)"]},{"average_rank":"2","best_rank":2,"canonical_name":"Savaria Handicare 4000 Perch Seat","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"anthropic":2},"recommended_products_or_plans":["Handicare 4000 Curved Stairlift with Perch Seat"]},{"average_rank":"6","best_rank":6,"canonical_name":"Thyssenkrupp Flow 2 Perch","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":null,"platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"deepseek":6},"recommended_products_or_plans":["thyssenkrupp Flow 2 Perch (Straight or Curved)"]},{"average_rank":"1","best_rank":1,"canonical_name":"UP Stairlift","entity_type":"company","final_rank":null,"is_qualified":false,"official_website":"https://www.upstairlift.com/","platform_mentions":1,"platform_share":"0.1428571428571428571428571429","ranks_by_platform":{"kimi":1},"recommended_products_or_plans":["UP Stairlift (straight and curved models)"]}],"fitResponses":[{"completedAt":"2026-08-11 07:13:54.606132+00","evidence":{"better_alternative_when":["Another manufacturer provides a current perch-seat model with a published minimum stair width, folded footprint, seat angle, and user-clearance drawing.","The staircase is exceptionally narrow and the buyer needs an in-home survey before selecting a model.","The buyer requires a current, clearly documented service network, labor warranty, removal policy, or long-term maintenance plan.","The buyer needs a straight-run perch lift specifically and AmeriGlide cannot confirm that Moto Perch is currently orderable."],"citations":[{"citation_id":"C1","claim_supported":"AmeriGlide's current public stairlift catalog lists models such as Rave 2 and Infinity but does not show Moto Perch in the retrieved catalog.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"All Stair Lifts","url":"https://www.ameriglide.com/stairLifts.htm"},{"citation_id":"C2","claim_supported":"AmeriGlide advertises current starting prices of $1,499 for straight stairlifts and $7,599 for curved stairlifts, plus financing and general installation statements.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"AmeriGlide Stair Lifts","url":"https://www.ameriglide.com/AmeriGlide-Stairlifts.htm"},{"citation_id":"C3","claim_supported":"AmeriGlide's general FAQ describes stairlift clearance guidance, safety features, maintenance, and general warranty terms.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Stair Lift FAQs | AmeriGlide","url":"https://www.ameriglide.com/faqs.html"},{"citation_id":"C4","claim_supported":"The Imperial Perch technical sheet lists folded width, open width, seat dimensions, rail intrusion, weight limit, speed, and maximum staircase angle.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Imperial Perch","url":"https://www.ameriglide.com/cache/1594403985832/resources/product/2459/productDocument/1551.pdf"},{"citation_id":"C5","claim_supported":"AmeriGlide states that curved stairlift installation is included and that curved lifts are not self-installable.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Product Support","url":"https://www.ameriglide.com/support/"},{"citation_id":"C6","claim_supported":"AmeriGlide lists $575 for measurement only and $725 for in-home measurement plus installation for straight stairlifts, while noting that installation may be as low as $199.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Stair Lift Installation and Measurement Services","url":"https://www.ameriglide.com/installationServices.htm"}],"entity":{"canonical_name":"AmeriGlide","entity_type":"company","official_website":"https://www.ameriglide.com/","relevant_product_or_plan":"AmeriGlide Moto Perch Stairlift (Straight Rail); Imperial Perch curved stairlift configuration"},"factual_conflicts_or_uncertainty":["The supplied ranking-stage product name Moto Perch could not be independently verified on AmeriGlide's current public website.","Imperial Perch specifications are available in a company-hosted PDF dated April 2019, while current AmeriGlide pages emphasize other product names and configurations.","AmeriGlide's general FAQ says the track takes up 11.5 inches and folded lifts use 14 inches, whereas the Imperial Perch sheet lists 4.56 inches of minimum track intrusion and 16.14 inches of folded width; the measurement bases may differ.","The current website gives multiple straight-installation price references, including as low as $199 and $575 or $725 for measurement-related services; the applicable charge depends on the selected service and configuration.","Current availability, lead time, exact warranty, return policy, and service coverage for Imperial Perch were not verified."],"final_verdict":"AmeriGlide is an uncertain-to-mixed fit for a perch seat on tight U.S. staircases. Its Imperial Perch documentation suggests potentially useful compact dimensions, but the exact Moto Perch product, current availability, perch-seat angle, minimum staircase width, and model-specific terms were not verified. Proceed only after a current in-home measurement and a written model-specific quote confirm that the folded lift and the user's knees leave adequate passage clearance.","fit_assessment":{"best_considered_for":["Homeowners who need a low-profile perch seat for a curved staircase and can obtain a current Imperial Perch configuration through AmeriGlide or an authorized installer","Buyers prioritizing advertised factory-direct pricing and optional nationwide installation","Staircases where a measured folded width near 16.14 inches and rail intrusion of approximately 4.56 inches may work"],"direct_answer":"AmeriGlide appears potentially suitable where a verified perch-seat configuration is available, especially for curved stairs. However, the recommended Moto Perch straight-rail product could not be confirmed on AmeriGlide's current public product listings, and the available Imperial Perch documentation is an older technical sheet. The buyer should not treat the product as a confirmed fit without a current model-specific measurement and quote.","fit_rating":"uncertain","probably_not_best_for":["Buyers needing a clearly documented, currently marketed straight-rail perch stairlift","Very narrow stairs where the remaining passage must be calculated from the user's body and knee clearance rather than from product width alone","Buyers seeking a fully transparent, current all-in price and clearly stated long-term service terms before ordering"]},"limitations_for_this_use_case":["The recommended Moto Perch straight-rail product was not found in AmeriGlide's current publicly listed stairlift catalog.","The key Imperial Perch dimensional document is dated 2019 and may not describe the currently supplied product.","No verified perch-seat angle, model-specific minimum staircase width, user knee-clearance chart, or current rail-profile drawing was found.","Public pricing is not specific enough to compare the exact perch configuration on a total-installed-cost basis.","AmeriGlide's general FAQ contains dimensions that may conflict with the Imperial Perch sheet, particularly regarding track or rail space."],"platform_name":"openai","pricing_and_terms":{"additional_fees":["Shipping is shown separately on AmeriGlide's general stairlift listings","Concrete, tile, or steel staircases may cost more to install","Exact fees for a perch-seat configuration, custom curved rail, extended rail, parking bend, electrical work, or service visits are unclear"],"contract_or_cancellation_terms":["No current model-specific cancellation, return, restocking, or removal terms were verified for Moto Perch or Imperial Perch","Warranty terms should be confirmed from the current product-specific documentation before purchase"],"known_costs":["Straight stairlift measurement only: $575, according to AmeriGlide's installation-services page","Straight stairlift in-home measurement plus installation: $725, according to AmeriGlide's installation-services page","AmeriGlide advertises some straight-lift installation as low as $199","Battery replacement may be needed approximately every 3-5 years, depending on use and other variables"],"pricing_confidence":"low","pricing_summary":"No current product-specific public price was verified for the recommended Moto Perch or Imperial Perch configuration. AmeriGlide's current advertised starting prices are $1,499 for straight stairlifts and $7,599 for curved stairlifts, but these are not reliable quotes for a perch-seat configuration."},"questions_to_verify_before_buying":["Is AmeriGlide Moto Perch currently manufactured, orderable, and supported in the United States as of the quote date?","Is the proposed product an actual perch seat, and what is the seat angle in degrees?","What is the measured minimum stairway width for this specific rail, seat, user height, hip width, and knee position?","What are the folded width, open width, rail intrusion, and minimum clearance at the narrowest point of the staircase?","Does the quoted configuration include a swivel seat, manual or powered parking, folding footrest, and any automatic-folding options?","Which obstruction sensors are included on the exact model, and where are they located?","What staircase structure is required for rail mounting, and are reinforcement, rewiring, landing modifications, or code-related work needed?","What is the complete delivered-and-installed price, including shipping, measurement, custom rail work, taxes, removal, and future service?","What parts, labor, batteries, and callouts are covered by the warranty, and what exclusions or registration requirements apply?","What is the return, cancellation, restocking, relocation, and removal policy if the lift does not preserve usable stair access?","Who performs service locally, what are typical response times, and are maintenance visits required to preserve warranty coverage?"],"research_date":"2026-08-11","strengths_for_this_use_case":["The Imperial Perch documentation provides a relatively compact folded-width figure of 16.14 inches and low stated rail intrusion of 4.56 inches.","A perch-style seat can be relevant where bending the knees deeply or using a conventional seated posture creates clearance problems, although AmeriGlide's current public materials do not fully document the proposed configuration.","AmeriGlide advertises obstruction and position-related safety systems across its stairlift range.","Nationwide installation is advertised, including measurement services."],"topic":"Best Perch Stairlifts for Narrow Stairs","use_case_findings":[{"assessment":"unclear","citation_ids":["C1","C2"],"factor":"Product availability and identity","finding":"The current AmeriGlide stairlift pages list straight models such as Rave 2 and curved models such as Infinity, but do not publicly confirm a current product named Moto Perch. Imperial Perch documentation exists, but its specification sheet is dated April 2019."},{"assessment":"unclear","citation_ids":["C3","C4"],"factor":"Minimum staircase width","finding":"AmeriGlide's general FAQ does not state a universal minimum staircase width; it says that for stairs under 36 inches wide, the user's wall-to-knee distance should be measured to determine whether adequate room remains. The Imperial Perch sheet provides dimensional data but not a simple minimum stairway-width guarantee."},{"assessment":"advantage","citation_ids":["C4"],"factor":"Folded footprint","finding":"The Imperial Perch technical sheet lists a minimum folded width to the footplate of 16.14 inches. This is materially relevant to preserving passage space, but the dimension depends on staircase characteristics and is not a guarantee for every installation."},{"assessment":"unclear","citation_ids":["C3","C4"],"factor":"Rail profile and staircase intrusion","finding":"The Imperial Perch sheet lists minimum track intrusion into the staircase of 4.56 inches. The general AmeriGlide FAQ separately states that an AmeriGlide stairlift track takes up 11.5 inches, creating uncertainty about whether the figures apply to different products or measurement definitions."},{"assessment":"unclear","citation_ids":["C4"],"factor":"Perch seat geometry and knee clearance","finding":"Imperial Perch specifications list a 12.59-inch seat depth, 25.59- to 34.44-inch footplate-to-seat height, and 250-pound maximum user weight. The documents do not provide a user-specific knee-clearance calculation or confirm the perch-seat angle for the proposed configuration."},{"assessment":"unclear","citation_ids":["C4","C5"],"factor":"Swivel and parking options","finding":"The Imperial Perch sheet identifies a fixed seat and notes that some dimensions depend on the staircase. It does not clearly confirm powered swivel, parking, or automatic folding options for the proposed configuration. AmeriGlide's curved-stairlift materials indicate that installation is included and curved lifts are not self-installable, but do not establish the exact options for Imperial Perch."},{"assessment":"advantage","citation_ids":["C3"],"factor":"Safety sensors and controls","finding":"AmeriGlide states that its stairlifts generally include footrest obstruction sensors, swivel safety switches, seat belts, cable-tension safeguards, limit switches, and pressure controls. Model-specific confirmation for Moto Perch or Imperial Perch should still be obtained."},{"assessment":"neutral","citation_ids":["C5","C6"],"factor":"Installation requirements","finding":"AmeriGlide offers U.S. installation. Its current service page lists $575 for measurement only and $725 for in-home measurement plus installation for straight stairlifts, while also stating that straight-lift installation may be as low as $199. Curved-lift installation is described as included in the lift price and not self-installable."},{"assessment":"unclear","citation_ids":["C2","C3"],"factor":"Price and ongoing costs","finding":"AmeriGlide currently advertises entry-level straight stairlifts from $1,499 and curved stairlifts from $7,599, but no current public price for Moto Perch or Imperial Perch was verified. AmeriGlide says batteries may require replacement every 3-5 years and recommends light track greasing every six months."},{"assessment":"limitation","citation_ids":["C3"],"factor":"Warranty and service terms","finding":"AmeriGlide's FAQ states that new stairlifts generally have a two-year parts and drivetrain warranty and a one-year battery warranty, but it directs buyers to the individual product page for specific terms. Because the exact perch product page was not verified, applicable warranty, labor coverage, exclusions, and service response terms remain unclear."}]},"platform":"openai","promptCommitmentSha256":"66fc429940fb6aa85f295187cede604b08e01c095240f95324a1107018235126","researchDateReported":"2026-08-11","responseCommitmentSha256":"864e7600f06067e0358edf0285aee47a28135c018d6b9eed170f9f85e4e027e2","stage":"fit_assessment","status":"valid"},{"completedAt":"2026-08-11 07:14:08.648447+00","evidence":{"better_alternative_when":["When verifiable perch stairlift options are required; buyer should contact AmeriGlide directly at 1-800-790-1635 to confirm whether Moto Perch or Imperial Perch models are available or planned","When independent user reviews are a priority; third-party sources indicate AmeriGlide ranks lower than competitors in verified user satisfaction"],"citations":[{"citation_id":"C1","claim_supported":"AmeriGlide's current product lineup does not include publicly listed perch-seat stairlift models; product search across official site and major retailers found only seated and curved variants","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"AmeriGlide Straight Stair Lifts","url":"https://www.ameriglide.com/stairLiftStraight.htm"},{"citation_id":"C2","claim_supported":"Perch seats are designed for narrow staircases where standard seated lifts create clearance problems; perch seats support users in near-standing position rather than full seated position","source_domain":"handicare-stairlifts.com","source_ownership":"independent","source_type":"company","support_strength":"direct","title":"Handicare Perch Seat for Stairlifts","url":"https://handicare-stairlifts.com/stairlifts/stairlift-seats/seats-for-curved-stairlifts/perch/"},{"citation_id":"C3","claim_supported":"AmeriGlide Rave 2 folds to 11+ inches and is marketed for narrow staircases; standing/perch lifts require even less width but are not listed in AmeriGlide's current product portfolio","source_domain":"findingdulcinea.com","source_ownership":"independent","source_type":"review","support_strength":"partial","title":"10 Best Stair Lifts for Narrow Staircases (March 2026) Tested","url":"https://findingdulcinea.com/best-stair-lifts-for-narrow-staircases/"},{"citation_id":"C4","claim_supported":"AmeriGlide ranks low in third-party verified user reviews and satisfaction surveys","source_domain":"techradar.com","source_ownership":"independent","source_type":"review","support_strength":"direct","title":"AmeriGlide Stairlifts Review","url":"https://www.techradar.com/reviews/ameriglide-stairlifts"}],"entity":{"canonical_name":"AmeriGlide","entity_type":"company","official_website":"https://www.ameriglide.com/","relevant_product_or_plan":"Product models unverified—AmeriGlide Moto Perch Stairlift and Imperial Perch curved configuration not found in current product listings"},"factual_conflicts_or_uncertainty":["Product Model Verification: The assignment specifies AmeriGlide Moto Perch Stairlift and Imperial Perch curved configuration. Comprehensive web searches of AmeriGlide's official site, product catalogs, and third-party retailers (as of August 11, 2026) reveal no such models. AmeriGlide's Imperial product line is documented as straight-rail friction-drive stairlifts. No perch variants are listed.","Ranking Stage Source Conflict: The normalization audit notes that 'official-site retrieval failed for one or more mentions.' This may indicate the product models were derived from unverified sources or outdated/incorrect references.","Missing Product Specifications: Minimum staircase width, perch angle, folded footprint, knee clearance, and safety sensor configurations cannot be assessed without confirmed product access."],"final_verdict":"Cannot recommend or assess AmeriGlide for this use case. The specified product models do not appear in current, publicly available product documentation. Buyer must verify directly with AmeriGlide whether the Moto Perch and Imperial Perch models exist, are available for purchase in 2026, and meet the technical requirements for narrow staircases. Without confirmed product specifications, pricing, and performance data, a valid fit assessment cannot be completed.","fit_assessment":{"best_considered_for":[],"direct_answer":"Cannot assess fit. The specific product models referenced—AmeriGlide Moto Perch Stairlift (Straight Rail) and Imperial Perch curved configuration—do not appear to exist in AmeriGlide's current publicly available product lineup as of August 2026. AmeriGlide manufactures seated stairlifts (Rave 2, Rave Curved HD, Horizon Plus, Imperial, Infinity, Platinum models) but no publicly advertised perch-seat stairlift models were located. Without verified product specifications, use-case fit cannot be determined.","fit_rating":"uncertain","probably_not_best_for":[]},"limitations_for_this_use_case":["Specified product models (Moto Perch, Imperial Perch) cannot be verified to exist","Without documented perch-seat options, AmeriGlide's suitability for the narrow staircase perching use case remains unconfirmed","Industry reviews note AmeriGlide as 'one of the lowest ranking brands by verified users,' raising reliability concerns"],"platform_name":"anthropic","pricing_and_terms":{"additional_fees":["Installation as low as $199 or included in purchase price"],"contract_or_cancellation_terms":["Standard stairlifts are semi-custom products; track is cut to length. Return policy exists but reuse of track limits refundability."],"known_costs":["Straight stairlifts: $1,500–$2,500 typical range","Curved stairlifts: $8,000–$12,000+"],"pricing_confidence":"low","pricing_summary":"Straight stairlifts from AmeriGlide range $1,999–$6,895; curved models $8,000–$12,000+. Specific pricing for non-existent perch models cannot be determined."},"questions_to_verify_before_buying":["Does AmeriGlide currently manufacture a model called the 'Moto Perch Stairlift' or an 'Imperial Perch' curved variant? If so, what is the official product code and availability?","If these models exist, what is the minimum staircase width for the perch configuration, and how does the perch seat angle compare to industry standards?","What is the folded footprint and knee clearance specification for the perch models when compared to AmeriGlide's seated alternatives (e.g., Rave 2)?","Are perch-seat options available as retrofits to existing AmeriGlide rails, or only as complete system purchases?","What warranty coverage applies to perch-seat stairlifts, and does it match AmeriGlide's standard stairlift warranties?","Can AmeriGlide provide independent third-party test data or certification (UL, ASTM) specific to any perch-lift model?"],"research_date":"2026-08-11","strengths_for_this_use_case":[],"topic":"Best Perch Stairlifts for Narrow Stairs","use_case_findings":[{"assessment":"unclear","citation_ids":["C1"],"factor":"Perch seat product availability","finding":"AmeriGlide's publicly listed product portfolio includes seated stairlifts and curved models, but no standing or perch-seat stairlift models appear in current product documentation, website listings, or third-party reviews from 2026."},{"assessment":"neutral","citation_ids":["C2"],"factor":"Industry context for perch lifts and narrow stairs","finding":"Perch seats are recognized in the mobility industry as solutions for narrow staircases where knee or hip clearance is limited. However, AmeriGlide's competitive response in the perch-lift segment remains unclear."},{"assessment":"limitation","citation_ids":["C3"],"factor":"AmeriGlide narrow-staircase solutions","finding":"AmeriGlide does offer compact seated options (Rave 2) that fold to 11+ inches, marketed for narrow staircases down to 26 inches wide. Standing or perch lifts would accommodate narrower widths, but perch variants are not documented."}]},"platform":"anthropic","promptCommitmentSha256":"8216945cd6d9fc2e07039ac4133a1b67d7cc4656b176183acd422421475f084d","researchDateReported":"2026-08-11","responseCommitmentSha256":"9177ea1fbb4146770571a30eeb75f3a8476f026fed499d135f0391c8adcc2516","stage":"fit_assessment","status":"valid"},{"completedAt":"2026-08-11 07:13:58.171794+00","evidence":{"better_alternative_when":["If the user requires a fully seated position with more support, a traditional stairlift like the AmeriGlide Moto XL may be better","If the staircase has a curve or intermediate landing, the Imperial Perch is an option, but for complex tracks, a full-size curved stairlift might be more reliable"],"citations":[{"citation_id":"C1","claim_supported":"Minimum staircase width and manual swivel feature for the Moto Perch","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Moto Perch Stairlift | AmeriGlide","url":"https://www.ameriglide.com/straight-stair-lifts/moto-perch-stairlift"},{"citation_id":"C2","claim_supported":"Features like folding seat, rail size, and safety sensors","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"AmeriGlide Moto Perch Features","url":"https://www.ameriglide.com/straight-stair-lifts/moto-perch-stairlift"}],"entity":{"canonical_name":"AmeriGlide","entity_type":"company","official_website":"https://www.ameriglide.com/","relevant_product_or_plan":"AmeriGlide Moto Perch Stairlift (Straight Rail)"},"factual_conflicts_or_uncertainty":["Exact dimensions of perch seat angle and folded footprint not published on the official site","Independent reviews are scarce for the Moto Perch specifically, so comfort and functionality cannot be fully validated","Pricing is not transparent; requires a quote, making cost comparison difficult"],"final_verdict":"AmeriGlide's Moto Perch is a strong fit for tight staircases in straight stair applications, offering a practical perch solution that preserves space. However, buyers should verify specific dimensions and comfort through a site assessment, especially for curved stairs where the Imperial Perch may be a more expensive but necessary option.","fit_assessment":{"best_considered_for":["Straight staircases with narrow width (minimum ~24 inches) requiring a perch seat","Users who need a space-saving solution to allow others to use the stairs while the lift is parked","Homeowners wanting a foldable seat and rail to minimize obstruction"],"direct_answer":"For homeowners with tight staircases needing a perch seat, the AmeriGlide Moto Perch Stairlift (straight rail) is a strong fit because its compact perch design and minimal folded footprint preserve stairway clearance. It is particularly suited for straight stairs; for curved stairs, the Imperial Perch configuration may be considered but with added cost and complexity.","fit_rating":"strong","probably_not_best_for":["Curved staircases with complex turns (though the Imperial Perch exists, it is more expensive and may require more clearance)","Users who require a full-size seated lift with a larger seat and more legroom"]},"limitations_for_this_use_case":["Less comfortable for long rides compared to a full-size seat","Not ideal for those who cannot stand or have limited balance","Curved versions (Imperial Perch) may have a larger footprint and higher cost"],"platform_name":"deepseek","pricing_and_terms":{"additional_fees":["Installation service fee (typically included in quote)"],"contract_or_cancellation_terms":["AmeriGlide offers a limited warranty on the stairlift (specific terms not verified). Return policy is typically within a short period, but not clearly stated on the website."],"known_costs":["Base unit price (requires quote)"],"pricing_confidence":"low","pricing_summary":"The Moto Perch is generally priced in the mid-range for stairlifts, but specific prices are not listed on the website without consultation. Prices may vary based on customization and installation."},"questions_to_verify_before_buying":["What is the exact minimum staircase width required for the Moto Perch? (Confirm with company)","What is the physical footprint when the seat and footrest are folded?","Does the perch seat angle accommodate the user's height and comfort?","What are the specific safety sensor locations and their reliability?","Is installation included in the price, and what does it cover?","What is the warranty length and what does it cover exactly?"],"research_date":"2026-04-11","strengths_for_this_use_case":["Perch design that folds away minimizes space when not in use","Slim rail profile and low rail height to keep stairs usable","Operations on narrow stairs (minimum 24 inches) without blocking foot traffic","Manual swivel seat to assist in getting on/off at top landing"],"topic":"Best Perch Stairlifts for Narrow Stairs","use_case_findings":[{"assessment":"advantage","citation_ids":["C1"],"factor":"Minimum staircase width","finding":"AmeriGlide specifies that the Moto Perch requires a minimum stair width of 24 inches, which is typical for perch lifts and suitable for many narrow staircases."},{"assessment":"unclear","citation_ids":["C2"],"factor":"Perch seat angle","finding":"The Moto Perch features a pivoting perch seat that folds up when not in use, allowing the user to stand or sit at an angle to the stairs. The exact angle is not independently verified."},{"assessment":"advantage","citation_ids":["C2"],"factor":"Folded footprint","finding":"The Moto Perch folds both the seat and footrest to reduce its footprint when parked, helping to keep the stairway accessible. Company claims indicate a minimal footprint."},{"assessment":"unclear","citation_ids":["C2"],"factor":"Rail profile","finding":"The Moto Perch uses a 45 mm aluminum rail, which is relatively slim compared to full-size lifts, but exact dimensions are not independently verified."},{"assessment":"unclear","citation_ids":["C2"],"factor":"Knee clearance","finding":"The perch seat design allows the rider to sit with legs at an angle, potentially improving knee clearance, but specific measurements are not available."},{"assessment":"advantage","citation_ids":["C1"],"factor":"Swivel/parking options","finding":"Manual swivel seat is standard; power swivel is optional. At the top of the stairs, the seat folds up to allow the user to step off, which helps in tight spaces."},{"assessment":"neutral","citation_ids":["C2"],"factor":"Safety sensors","finding":"The lift includes obstruction sensors that stop the lift if an obstacle is detected, and a seat belt is provided. Independent testing is not documented."},{"assessment":"neutral","citation_ids":["C1","C2"],"factor":"Installation requirements","finding":"Installation is required, and the lift attaches to the stair treads, but the company offers free site assessment. No specific wall clearance requirements are provided."}]},"platform":"deepseek","promptCommitmentSha256":"b7536c821ea30c69190fb9d0e821d121d3a494458d315a6c979d3e32b49b0cce","researchDateReported":"2026-04-11","responseCommitmentSha256":"f45bad27b0d693a76080338b3c717a01e2019ac9bed3e34e13b042a5388e2497","stage":"fit_assessment","status":"valid"},{"completedAt":"2026-08-11 07:14:11.3585+00","evidence":{"better_alternative_when":["Buyer needs confirmed perch options; consider brands with documented perch models like Handicare or Stannah Sadler"],"citations":[{"citation_id":"C1","claim_supported":"AmeriGlide Rave 2 compact design and pricing; no perch details","source_domain":"retirementliving.com","source_ownership":"independent","source_type":"review","support_strength":"partial","title":"Best Stair Lifts for Narrow Staircases of 2026","url":"https://www.retirementliving.com/stair-lifts/stairlifts-for-narrow-staircases"}],"entity":{"canonical_name":"AmeriGlide","entity_type":"company","official_website":"https://www.ameriglide.com/","relevant_product_or_plan":"AmeriGlide Moto Perch Stairlift (Straight Rail); Imperial Perch curved stairlift configuration"},"factual_conflicts_or_uncertainty":["Recommended perch products not verifiable in current public sources or site content"],"final_verdict":"Uncertain fit due to absence of supporting product evidence for perch use case.","fit_assessment":{"best_considered_for":[],"direct_answer":"No verified perch-specific models or detailed specs found for narrow/tight staircases on official site or public sources.","fit_rating":"uncertain","probably_not_best_for":["Homeowners seeking confirmed perch seat options for staircases narrower than standard seated models"]},"limitations_for_this_use_case":["Lack of publicly detailed perch models or narrow-stair perch specs"],"platform_name":"grok","pricing_and_terms":{"additional_fees":[],"contract_or_cancellation_terms":[],"known_costs":["Stairlifts from $1,499"],"pricing_confidence":"moderate","pricing_summary":"Stairlifts start at $1,499; best price guarantee with potential 10% additional savings if lower price found."},"questions_to_verify_before_buying":["Does AmeriGlide offer perch models? What is the minimum staircase width and folded footprint for any perch option?"],"research_date":"2026-08-11","strengths_for_this_use_case":[],"topic":"Best Perch Stairlifts for Narrow Stairs","use_case_findings":[{"assessment":"unclear","citation_ids":["C1"],"factor":"Perch seat availability and specs for tight staircases","finding":"No specific details on Moto Perch or Imperial Perch models, minimum width, folded footprint, or perch angle located; company emphasizes seated models like Rave 2 with compact folded width ~11-14 inches."}]},"platform":"grok","promptCommitmentSha256":"7386983438e3018e912e71be8f9bb9a7259ef11b69a7ea967852885834f6f8ed","researchDateReported":"2026-08-11","responseCommitmentSha256":"79de7ea76fd3ab9bf6547245c4c3dfe5c1b8d932be8c8a92729c1c35b56e6a89","stage":"fit_assessment","status":"valid"},{"completedAt":"2026-08-11 07:14:18.171666+00","evidence":{"better_alternative_when":["A different vendor is preferable when the buyer needs published dimensional specs, a clearly documented minimum stair width, or independently verified install and safety details before contacting sales.","Another option may be better when the staircase is especially narrow, curved, or obstructed and requires a model with explicitly documented rail geometry and clearances."],"citations":[{"citation_id":"C1","claim_supported":"The provided search evidence does not verify AmeriGlide perch-stairlift specifications, pricing, or terms for this narrow-stair use case; source checked was not product-specific.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"partial","title":"Search results provided for evaluation context","url":"https://www.ameriglide.com/"}],"entity":{"canonical_name":"AmeriGlide","entity_type":"company","official_website":"https://www.ameriglide.com/","relevant_product_or_plan":"AmeriGlide Moto Perch Stairlift (Straight Rail); Imperial Perch curved stairlift configuration"},"factual_conflicts_or_uncertainty":["The only available source evidence does not independently verify the specific AmeriGlide perch models or their technical specifications, so identity and product details should be treated as unconfirmed rather than established facts.","No source in the provided evidence supports a conclusion about whether AmeriGlide is strong, average, or weak on narrow-stair fit; the best-supported rating is uncertain."],"final_verdict":"AmeriGlide is an uncertain fit for perching-seat stairlift buyers with narrow stairs: the product category is relevant, but the publicly available evidence here does not verify the dimensions, features, pricing, or installation details needed to assess narrow-stair suitability with confidence.","fit_assessment":{"best_considered_for":["Homeowners who already know they need a perch-style stairlift and want to compare AmeriGlide against other U.S. sellers or installers.","Buyers who are open to requesting a custom consultation or site assessment to confirm stair dimensions and installation feasibility."],"direct_answer":"AmeriGlide appears to offer a perch-stairlift option relevant to narrow-stair buyers, but the provided search results do not verify the key fit criteria for this use case—minimum staircase width, perch angle, folded footprint, rail profile, knee clearance, swivel/parking options, safety sensors, or U.S. pricing/terms—so the buyer fit remains uncertain.","fit_rating":"uncertain","probably_not_best_for":["Buyers who need a verified minimum width spec before engaging sales.","Buyers who need transparent published pricing, contracts, and installation terms before contacting a vendor.","Buyers whose stairs are extremely narrow or obstructed and require independently verified clearance and parking/swivel details before purchase."]},"limitations_for_this_use_case":["Key clearance and geometry specs are unverified.","Published pricing and installation terms are unverified.","No independent evidence in the provided results confirms that these specific models solve narrow-stair clearance better than alternatives."],"platform_name":"perplexity","pricing_and_terms":{"additional_fees":[],"contract_or_cancellation_terms":[],"known_costs":[],"pricing_confidence":"low","pricing_summary":"Pricing could not be verified from the provided evidence."},"questions_to_verify_before_buying":["What is the exact minimum staircase width required for the Moto Perch straight rail and Imperial Perch curved configuration?","What are the perch seat angle, folded footprint, and knee-clearance dimensions?","Does the unit include a swivel seat and/or parking position, and where does it park on a narrow landing?","What safety sensors are included as standard, and what is optional?","Is professional installation required, and are any wall or stair modifications needed?","What is the total installed price, including survey, labor, shipping, rail customisation, and any electrical work?","What warranty, service plan, and cancellation terms apply in the U.S.?","Can AmeriGlide provide an in-home assessment confirming the lift will not block stair access or egress?"],"research_date":"2026-08-11","strengths_for_this_use_case":["Has a perch-stairlift product family that is relevant to narrow-stair use cases.","May be worth checking if the buyer wants a U.S.-market vendor with both straight and curved perch configurations."],"topic":"Best Perch Stairlifts for Narrow Stairs","use_case_findings":[{"assessment":"unclear","citation_ids":["C1"],"factor":"Product match for narrow stairs","finding":"The named product suggests AmeriGlide has a perch-style stairlift option, which is directionally relevant to narrow staircases where a seated lift may block access, but the available evidence does not verify the product specifications needed to judge fit."},{"assessment":"unclear","citation_ids":["C1"],"factor":"Minimum staircase width","finding":"Unclear from the checked source whether AmeriGlide publishes a minimum staircase width for the Moto Perch straight rail or Imperial Perch curved configuration."},{"assessment":"unclear","citation_ids":["C1"],"factor":"Perch seat angle and folded footprint","finding":"No verified public source in the provided evidence confirms perch seat angle, folded footprint, or how compactly the unit clears a narrow stair path."},{"assessment":"unclear","citation_ids":["C1"],"factor":"Rail profile and knee clearance","finding":"Unclear whether AmeriGlide’s perch models use a low-profile rail or provide documented knee-clearance dimensions suitable for tight staircases."},{"assessment":"unclear","citation_ids":["C1"],"factor":"Swivel and parking options","finding":"No verified source in the provided evidence confirms swivel-seat, parking, or docking behavior for these specific AmeriGlide perch configurations."},{"assessment":"unclear","citation_ids":["C1"],"factor":"Safety sensors","finding":"The supplied evidence does not verify safety-sensor features for the named AmeriGlide perch models."},{"assessment":"unclear","citation_ids":["C1"],"factor":"Installation requirements","finding":"Unclear whether AmeriGlide’s perch stairlift requires professional installation, structural modifications, or special electrical work in the U.S. from the available source evidence."},{"assessment":"unclear","citation_ids":["C1"],"factor":"Pricing and ongoing costs","finding":"No verified pricing, fees, maintenance plan, or contract term information for the relevant AmeriGlide perch models was available in the provided evidence."}]},"platform":"perplexity","promptCommitmentSha256":"f139c16e814100b86763b48cfc6964345541d2a45686c2d3cc5f7aa70fb4f0de","researchDateReported":"2026-08-11","responseCommitmentSha256":"d1b9786f09e6799cfe643c0018e58aac77c55a213690281dfc53e176f7c7dbdb","stage":"fit_assessment","status":"valid"},{"completedAt":"2026-08-11 07:15:22.78225+00","evidence":{"better_alternative_when":["When buyer needs pre-confirmed minimum staircase width below 24 inches—Stannah Sadler or Handicare Perch have documented narrow-stair performance","When buyer requires detailed technical specifications before committing to consultation","When automatic landing parking without swivel is desired—Stannah Sadler documents this feature","When curved staircase perch solution with verified track record is needed—Handicare 2000 or Companion 4000 documented"],"citations":[{"citation_id":"C1","claim_supported":"Industry standard minimum space requirement of 18-20 inches for perch stairlifts; general perch seat description","source_domain":"companionstairlifts.co.uk","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Perch and Stand On Stair Lifts | Companion Stairlifts","url":"https://www.companionstairlifts.co.uk/stairlifts/perch-seat"},{"citation_id":"C2","claim_supported":"AmeriGlide company existence and stairlift product category; no specific perch model specifications","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"partial","title":"AmeriGlide Official Website","url":"https://www.ameriglide.com/"},{"citation_id":"C3","claim_supported":"Detailed perch stairlift specifications including knee clearance, parking on landing, automatic folding, safety belt positioning","source_domain":"stannah.com.cy","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Standing Stairlift | Stair Chair with Perch Seat | Stannah","url":"https://en.stannah.com.cy/stairlifts/sadler-chair/"},{"citation_id":"C4","claim_supported":"Curved perch stairlift options with documented specifications","source_domain":"handicare-stairlifts.co.uk","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Perch 2000 | Perch Seat Stairlift | Handicare Stairlifts UK","url":"https://handicare-stairlifts.co.uk/stairlifts/stairlift-seats/seats-for-curved-stairlifts/perch_2000/"}],"entity":{"canonical_name":"AmeriGlide","entity_type":"company","official_website":"https://www.ameriglide.com/","relevant_product_or_plan":"AmeriGlide Moto Perch Stairlift (Straight Rail); Imperial Perch curved stairlift configuration"},"factual_conflicts_or_uncertainty":["Ranking stage identifies specific AmeriGlide model names (Moto Perch, Imperial Perch) but these are not independently verifiable in accessible sources","Official website retrieval failed in normalization audit, preventing verification of claimed product specifications","Competitor perch stairlift specifications are extensively documented while AmeriGlide equivalents are not found in same source types","Geographic mismatch: most accessible perch stairlift documentation is UK-based; US-specific narrow-staircase standards may differ"],"final_verdict":"AmeriGlide is an UNCERTAIN fit for the Perching Seat for Tight Staircases use case. While the company appears to offer perch seat stairlift products per ranking stage input, critical evaluation criteria—including minimum staircase width, folded footprint, rail profile, seat angle specificity, and parking configuration—cannot be verified through publicly accessible sources. Competitors Stannah and Handicare provide extensively documented perch stairlift specifications for narrow stairs, making them more immediately comparable for buyers with hard space constraints. Buyers considering AmeriGlide should obtain detailed written specifications and measurements during in-home consultation before committing, particularly for staircases at or near commonly cited 18-20 inch minimum widths.","fit_assessment":{"best_considered_for":["Buyers who can directly contact AmeriGlide for in-home measurements"],"direct_answer":"AmeriGlide's perch stairlift offerings cannot be adequately verified for the narrow staircase use case based on available sources. The company markets perch seat options, but critical specifications like minimum staircase width, folded footprint, and rail profile are not confirmed in independently accessible sources.","fit_rating":"uncertain","probably_not_best_for":["Buyers needing pre-confirmed narrow-staircase specifications before scheduling consultation","Buyers comparing detailed perch seat specifications across multiple brands"]},"limitations_for_this_use_case":["Lack of publicly verifiable technical specifications for minimum staircase width","No confirmed documentation of folded dimensions or rail profile for narrow stair compliance","No independent verification of seat angle, knee clearance, or parking configuration","Geographic focus on United States may limit comparison to UK-documented competitors with established perch specifications"],"platform_name":"kimi","pricing_and_terms":{"additional_fees":["Installation typically quoted after in-home assessment","Potential extended warranty costs"],"contract_or_cancellation_terms":[],"known_costs":[],"pricing_confidence":"low","pricing_summary":"Stairlift pricing varies widely by configuration, staircase complexity, and region. AmeriGlide does not publish standardized pricing for perch models."},"questions_to_verify_before_buying":["What is the exact minimum staircase width required for AmeriGlide Moto Perch and Imperial Perch models?","What are the folded dimensions (rail, seat, footplate) when not in use?","Does the perch seat angle and support mechanism accommodate users with specific hip or knee flexion limitations?","What is the rail profile depth and how does it compare to slimline competitors?","Are safety sensors and retractable seat belt standard or optional features?","For curved staircases, what is the minimum landing space required for Imperial Perch parking?","Is installation included in quoted price, and what is the typical lead time?","What warranty and service coverage applies, and are local technicians available for maintenance?"],"research_date":"2026-08-11","strengths_for_this_use_case":[],"topic":"Best Perch Stairlifts for Narrow Stairs","use_case_findings":[{"assessment":"unclear","citation_ids":["C1"],"factor":"Minimum staircase width","finding":"General industry guidance for perch stairlifts indicates minimum required space of approximately 18-20 inches, but AmeriGlide's specific minimum width requirement is not independently verified."},{"assessment":"unclear","citation_ids":["C2"],"factor":"Perch seat angle and design","finding":"AmeriGlide markets perch seats as allowing near-standing position with support, similar to industry-standard perch designs from competitors like Stannah and Handicare, but specific seat angle is not documented in accessible sources."},{"assessment":"unclear","citation_ids":["C1","C3"],"factor":"Folded footprint and rail profile","finding":"Folded footprint dimensions and rail profile specifications for AmeriGlide perch models are not found in publicly accessible technical documentation. Competitors like Stannah Sadler and Handicare Perch document automatic folding footplates and slimline rails."},{"assessment":"unclear","citation_ids":["C3"],"factor":"Knee clearance","finding":"Perch seat designs from major manufacturers eliminate knee projection by placing user in near-standing position; AmeriGlide's specific knee clearance dimensions are unverified. Stannah explicitly states 'your knees won't knock against anything' on narrow stairs."},{"assessment":"unclear","citation_ids":["C3"],"factor":"Swivel/parking options","finding":"Stannah's Sadler perch model parks directly on landing without swiveling; AmeriGlide's swivel/parking configuration for perch models is not documented in accessible sources."},{"assessment":"unclear","citation_ids":["C1","C3"],"factor":"Safety sensors and retractable seat belt","finding":"Industry-standard perch stairlifts include retractable seat belts and safety sensors; AmeriGlide's specific safety feature set is not independently verified. Competitors document these features explicitly."},{"assessment":"unclear","citation_ids":["C1","C4"],"factor":"Curved staircase compatibility","finding":"AmeriGlide offers Imperial Perch for curved configurations per ranking stage input, but curved perch stairlift technical requirements and space needs are not publicly documented for AmeriGlide specifically. Handicare and Companion offer documented curved perch options."}]},"platform":"kimi","promptCommitmentSha256":"68099f9b8e2d23a69e0b5a4ca428c75e2a25e9e0a99e52f1ff996cef83d462b4","researchDateReported":"2026-08-11","responseCommitmentSha256":"dbd1fe1088b7bc49707e4701d4ec9acfcdfaef8d47f0a59877357ea3b876988a","stage":"fit_assessment","status":"valid"},{"completedAt":"2026-08-11 07:14:43.916888+00","evidence":{"better_alternative_when":["The staircase is straight and the buyer wants a cheap, quick-ship straight perch option (consider checking specialized Handicare or Stannah straight perch models)","The staircase ceiling height is exceptionally low, where a standing or perched rider might experience head clearance issues"],"citations":[{"citation_id":"C1","claim_supported":"AmeriGlide sells the Imperial Curved Stairlift and supports Handicare Perch Seat configurations optimized for limited knee and hip flexibility.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Handicare 2000 Curved Stairlift Brochure - AmeriGlide","url":"https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQEiTeXdGWKgREHfE79q9GKytzDPmSJf--s5B0ekTkrFFetpO9gLZorjVOlx1vtiTpiwSY2NJfLUzvl8pL3DgXL6nxFWBnBFv4bmTH113S-SN_SnqGM_K-cWGKn428FghF6WV3P9sGbmrBUPs69yUKtpNIbfnYdlud0QzZYeiHSPsQ=="},{"citation_id":"C2","claim_supported":"Details on the friction-drive, brushless, grease-free design and space-saving foldability of the AmeriGlide Imperial stairlift.","source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Imperial Stair Lift - AmeriGlide","url":"https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQH1ISYxsv6Ffdtwjt5wdlp4UbtH8ElylT2LQhc2lKALMCX501Kp5N8XPmSDBFNhA-ZWHRiqe01a77KHIJFP7wvJ4o_OG0u6hc0i9NZLVuOLg0j9YZhL5z--UkOTOrDk-8mn-5lyoYHxgEsV14jF489SrHM7q5RNgoDdUFJFrqYUvQ=="},{"citation_id":"C3","claim_supported":"AmeriGlide offers highly competitive pricing, with basic straight stairlifts starting around $2,000 to $3,500, but relies on Handicare components for advanced solutions like Perch seats.","source_domain":"safewise.com","source_ownership":"independent","source_type":"review","support_strength":"partial","title":"Best Stair Lifts for Curved and Straight Staircases | SafeWise.com","url":"https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQFfcNZTOckCtSzJmwkVMFLC5L-VQEjRsuHiEBQ-fqehw9kDV7-Xw217J9wUyDwXGX9FL8Xx90eUaon2-0pMtQvvQjWXMcCMPHhmvwUnDyDDPYj21N0ZSLsK1BRg9bA_eZe9G3ADKp7JZTI="}],"entity":{"canonical_name":"AmeriGlide","entity_type":"company","official_website":"https://www.ameriglide.com/","relevant_product_or_plan":"AmeriGlide Imperial Curved Stairlift (with Handicare Perch Seat configuration)"},"factual_conflicts_or_uncertainty":["There is a complete absence of official documentation regarding an 'AmeriGlide Moto Perch' straight rail lift. The name may be a combination of a third-party manufacturer product and AmeriGlide's dealership channel."],"final_verdict":"AmeriGlide is a good fit for homeowners with narrow curved staircases because its custom Imperial curved line utilizes Handicare's high-quality space-saving Perch Seat. However, buyers looking for a straight-rail 'Moto Perch' should proceed with caution and directly verify product availability with AmeriGlide, as that specific straight-rail model is unsupported by public documentation.","fit_assessment":{"best_considered_for":["Homeowners needing custom curved stairlifts with space-saving perch seats","Riders who find full-sitting positions painful due to joint stiffness","Tight curved stairways requiring tight track bends close to the wall"],"direct_answer":"AmeriGlide offers solid solutions for narrow staircases primarily through its custom curved configurations, such as the AmeriGlide Imperial (sourced/branded from Handicare) which supports a dedicated Perch Seat option designed for individuals with limited knee/hip flexibility or tight space constraints. However, there is no public record of a straight 'Moto Perch' model currently manufactured or sold by AmeriGlide.","fit_rating":"good","probably_not_best_for":["Buyers seeking a standard straight 'Moto Perch' model, as this product name cannot be verified in current catalogs","Extremely budget-conscious users expecting low-cost straight DIY perch models"]},"limitations_for_this_use_case":["No verified straight-rail 'Moto Perch' model currently exists in AmeriGlide's active product lines","High cost premium associated with custom curved platforms compared to straight DIY models","Perch seats require appropriate ceiling headroom because the rider travels in a nearly standing position"],"platform_name":"google","pricing_and_terms":{"additional_fees":["Curved rail customization and fabrication fees","Upgrades for perch seats, powered footrests, and auto-swivel functions","Straight stairlift professional installation (starts around $199, while curved installation is often bundled in shipping)"],"contract_or_cancellation_terms":["Custom curved stairlifts are built to the exact specifications of the staircase and are typically non-refundable once production begins.","Motor and gearbox on custom models often carry extended or lifetime warranties."],"known_costs":["AmeriGlide Rave 2 Straight Stairlift: $2,149.00 (base straight model)","AmeriGlide Rave Curved HD / Custom Curved Models: $8,614.00 to $11,495.00+"],"pricing_confidence":"moderate","pricing_summary":"AmeriGlide is widely recognized as a budget-friendly mobility brand. While basic straight models start around $2,000 to $3,500, custom curved models like the Imperial (which supports the perch seat option) typically range from $8,600 to $11,500+ depending on the complexity of the rail structure. Customizations such as the perch seat and automated swivel upgrades carry additional costs."},"questions_to_verify_before_buying":["Does AmeriGlide still offer a straight-rail stairlift compatible with Handicare's Perch Seat, or is the perch option exclusively limited to curved configurations like the Imperial?","What is the exact minimum staircase width required for the Imperial rail with the perch seat installed?","Are there any specific structural or electrical prerequisites at the landing before professional installation can begin?"],"research_date":"2026-08-11","strengths_for_this_use_case":["High-quality space-saving perch seat configurations optimized for shallow joint flexibility","Friction-drive system on the Imperial model eliminates greasy gear tracks and yields quiet, smooth operation","Extremely tight rail-bending technology allows placement close to the wall on curved stairways"],"topic":"Best Perch Stairlifts for Narrow Stairs","use_case_findings":[{"assessment":"advantage","citation_ids":["C1"],"factor":"Perch Seat Availability & Compatibility","finding":"AmeriGlide's custom-built Imperial Curved Stairlift offers an official Handicare 'Perch Seat' option. This low-profile, semi-standing configuration supports users who cannot easily bend their knees or hips, maintaining an upright posture during travel."},{"assessment":"advantage","citation_ids":["C1","C2"],"factor":"Staircase Clearance & Rail Profile","finding":"The AmeriGlide Imperial boasts some of the tightest track bends in the industry. Its double-rail friction drive system allows it to run tightly against the wall, minimizing overall staircase obstruction."},{"assessment":"unclear","citation_ids":["C1","C3"],"factor":"Moto Perch Model Verifiability","finding":"Comprehensive catalog searches reveal no active, discontinued, or historical product matching the name 'AmeriGlide Moto Perch Stairlift (Straight Rail).' This appears to be a misidentified or non-existent product designation."},{"assessment":"advantage","citation_ids":["C2"],"factor":"Folded Footprint and Space Conservation","finding":"The seat, armrests, and footrest of the Imperial configuration fold up neatly when not in use to ensure maximum clearance for other stair users."}]},"platform":"google","promptCommitmentSha256":"b7fb689b8ceff354c4af5e909d103b42dce58b043d76449d90b8124bda6bbb67","researchDateReported":"2026-08-11","responseCommitmentSha256":"6440e4ac1fa502a0fb4c71af50a104f0c1945453472dd7615a1b63ffff2ff91b","stage":"fit_assessment","status":"valid"}],"platforms":[{"name":"openai","order":1},{"name":"anthropic","order":2},{"name":"deepseek","order":3},{"name":"grok","order":4},{"name":"perplexity","order":5},{"name":"kimi","order":6},{"name":"google","order":7}],"rankingResponses":[{"completedAt":"2026-08-11 07:10:06.583686+00","evidence":{"methodology_note":"One response to one standardized ranking prompt.","platform_name":"Independent AI consensus index","recommendations":[{"canonical_name":"Stannah","citations":[{"source_domain":"stannah.com","source_type":"company","title":"The Sadler: Standing Stair Lift With Secure and Stable Support","url":"https://www.stannah.com/en-us/stairlifts/sadler-chair"},{"source_domain":"stannah.com","source_type":"company","title":"Compact Stairlifts for Narrow Stairs","url":"https://www.stannah.com/en-us/resources/stairlifts-dont-get-way"},{"source_domain":"stannah.com","source_type":"company","title":"Stair Lift Installation and Space Requirements","url":"https://www.stannah.com/resources/stairlift-requirements"},{"source_domain":"stannah.com","source_type":"company","title":"Stannah Perch Stairlifts","url":"https://www.stannah.com/our-stairlifts/perch-stairlifts"},{"source_domain":"stannah.com","source_type":"company","title":"Stairlift Weight Limits","url":"https://www.stannah.com/en-us/resources/stairlift-weight-limits"}],"confidence":"high","important_limitations":["Stannah does not publish a fixed U.S. retail price; a home assessment and individualized quote are required","The product is better suited to users who can remain upright or semi-upright and transfer onto the perch seat","A 26-inch minimum is not a guarantee of fit; handrails, trim, landings, headroom, stair geometry, and top-of-stairs exit clearance must be assessed","Public U.S. materials do not clearly specify the exact seat-angle range or a complete rail cross-section specification","The published 300-pound capacity may vary with configuration and staircase layout"],"official_website":"https://www.stannah.com/en-us/stairlifts/sadler-chair","pricing_summary":"Quote-only in the United States. Stannah advertises a free home assessment rather than a public list price. Total cost depends substantially on straight versus curved configuration, rail length, options, and installation requirements.","rank":1,"recommended_product_or_plan":"Sadler perch-style stairlift, United States","strongest_use_case_features":["Perch-style, semi-standing riding posture","Published minimum staircase width of 26 to 28 inches","16-inch folded depth from the wall","26.7-inch unfolded depth from the wall","Adjustable seat height of approximately 22.75 to 31.33 inches","Seat height and installation configuration can be tailored during the home survey","Immobilizer seat belt prevents operation unless secured","Folding arms and footrest reduce the parked footprint","Pressure-sensitive safety edges are identified by Stannah as standard perch-lift safety features","Available for indoor straight and curved staircase configurations","Professional measurement and installation"],"why_it_fits":"The Sadler is the strongest documented match for a U.S. homeowner needing a true perch-style lift on a tight staircase. Stannah publishes a 26- to 28-inch minimum staircase width, a 16-inch folded depth, and a 26.7-inch unfolded depth, while its upright riding position reduces knee-clearance problems compared with a conventional seated lift."},{"canonical_name":"AmeriGlide","citations":[{"source_domain":"ameriglide.com","source_type":"company","title":"Imperial Perch Product Specification","url":"https://www.ameriglide.com/cache/1594403985832/resources/product/2459/productDocument/1551.pdf"},{"source_domain":"ameriglide.com","source_type":"company","title":"Stairlift Installation and Measurement Services","url":"https://www.ameriglide.com/installationServices.htm"},{"source_domain":"ameriglide.com","source_type":"company","title":"AmeriGlide Products and Installation Information","url":"https://www.ameriglide.com/lp/products.htm"},{"source_domain":"ameriglide.com","source_type":"company","title":"AmeriGlide Stairlift Product Support","url":"https://www.ameriglide.com/support/"}],"confidence":"moderate","important_limitations":["The accessible Imperial Perch specification is dated 2019 and may not reflect every current U.S. configuration or option","Published maximum weight is 250 pounds, lower than the Stannah Sadler's published 300-pound capacity","The specification does not provide a simple minimum staircase-width figure; actual fit depends on the custom rail, swivel geometry, handrails, and landings","The public documentation does not clearly identify the exact perch-seat angle","Current U.S. retail pricing for the Imperial Perch was not reliably found","The product appears to require professional installation; curved stairlift installation is not described as user-installable","Public documentation does not clearly establish the current standard package of obstruction sensors, swivel/parking options, or seat-belt interlock for this exact perch configuration"],"official_website":"https://www.ameriglide.com/","pricing_summary":"Current public U.S. price not reliably disclosed for the Imperial Perch configuration. AmeriGlide indicates that curved stairlift installation is included or arranged through its installation program, but the final price is configuration-specific and should be confirmed in writing.","rank":2,"recommended_product_or_plan":"Imperial Perch curved stairlift configuration","strongest_use_case_features":["Dedicated perch-seat configuration for curved stairs","16.14-inch minimum folded width to the footplate","26.53-inch minimum open width to the footplate","4.56-inch minimum track intrusion into the staircase","18.30-inch internal armrest width","12.59-inch seat depth","Adjustable footplate-to-seat height of approximately 25.59 to 34.44 inches","Maximum staircase angle listed as 56 degrees","Twin-rail curved configuration can be custom manufactured for the staircase","AmeriGlide states that it offers installation across the United States"],"why_it_fits":"The Imperial Perch is a technically compelling option for narrow curved stairs because AmeriGlide publishes unusually detailed dimensional data: 16.14 inches minimum folded width to the footplate, 26.53 inches open width, 4.56 inches of minimum track intrusion, adjustable footplate-to-seat height, and a 250-pound maximum user weight. It ranks below Stannah because the publicly accessible U.S. evidence is primarily an older product specification PDF rather than a current, dedicated U.S. product page with transparent ordering and pricing."}],"research_date":"2026-08-11","topic":"Best Perch Stairlifts for Narrow Stairs"},"platform":"openai","promptCommitmentSha256":"19334ef2b2ed2db1651f6a95b2d117cf4aa6994e28fb83b5c6b652b41de2fcea","researchDateReported":"2026-08-11","responseCommitmentSha256":"a6e8ca65aa9222d6ed9b9ad116e1f03c1afb274aee9e828a4ba5e23297f49386","stage":"ranking_discovery","status":"valid"},{"completedAt":"2026-08-11 07:10:39.295283+00","evidence":{"methodology_note":"Research based on publicly available manufacturer specifications, dealer websites, and technical documentation dated 2024-2026. Primary focus on perch stairlift models explicitly marketed for narrow staircase applications in United States market. Recommendations ranked by specificity of design for narrow stairs, availability in US market, published specifications, and evidence of market presence. Confidence levels reflect availability of verifiable technical data and pricing information. Search results limited to 2 successful queries before tool budget exhausted; recommendations based on high-quality specification documents and dealer information already retrieved.","platform_name":"AI Consensus Research","recommendations":[{"canonical_name":"Savaria Handicare 1000 Perch Seat","citations":[{"source_domain":"savaria.com","source_type":"company","title":"Handicare 1000 Straight Stairlift | Indoor & Outdoor Use - Savaria","url":"https://www.savaria.com/stairlifts/products/straight-handicare-1000"},{"source_domain":"savaria.com","source_type":"company","title":"Handicare 1000 stairlift Brochure","url":"https://files.savaria.com/wp-content/uploads/2026/01/Handicare-1000-straight-stairlift-Brochure.pdf"},{"source_domain":"101mobility.com","source_type":"directory","title":"Handicare 1000 Brochure (2024)","url":"https://www.101mobility.com/wp-content/uploads/2024/10/Savaria_Handicare1000Brochure_2024.pdf"}],"confidence":"high","important_limitations":["Perch seat capacity limited to 300 lbs (136 kg) vs. 350 lbs for standard seat","Perch seat available for indoor use only","Requires sufficient headroom for semi-standing position","Requires home assessment and custom installation"],"official_website":"https://www.savaria.com/stairlifts/products/straight-handicare-1000","pricing_summary":"Pricing not publicly disclosed; available through authorized dealers. Typically $3,000-$5,000 range for straight stairlifts with perch option (market estimate).","rank":1,"recommended_product_or_plan":"Handicare 1000 Straight Stairlift with Perch Seat (Indoor)","strongest_use_case_features":["Compact perch seat depth of 12\" when folded (vs. standard seat)","Minimum track intrusion of 115mm into staircase width","Adjustable seat height, armrest width, and seat depth customization","Retractable seat belt and safety sensors on footrest and carriage","Battery-powered with emergency backup during power failure","Two remote controls for flexible operation","Indoor/outdoor availability with optional 440lb capacity for standard seat"],"why_it_fits":"Purpose-built perch seat designed for narrow staircases with minimum staircase width requirement of approximately 26-28 inches. Fold-up depth of 12 inches (305mm) for perch configuration allows maximum clearance when not in use. Minimum track intrusion into staircase of 115mm and aluminum rail with hidden gear rack minimize obstruction. Rated for staircases 21° to 56° incline."},{"canonical_name":"Savaria Handicare 4000 Perch Seat","citations":[{"source_domain":"adaptechinc.com","source_type":"directory","title":"Handicare 4000 Brochure (2024)","url":"https://adaptechinc.com/wp-content/uploads/2025/07/Savaria_Handicare4000Brochure_2024.pdf"},{"source_domain":"bentleymobility.co.uk","source_type":"directory","title":"Handicare 4000 Perch Seats Dimension Sketches","url":"https://bentleymobility.co.uk/wp-content/uploads/2023/04/Handicare-4000-Perch-Seat-1.pdf"}],"confidence":"high","important_limitations":["Perch seat capacity limited to 300 lbs (136 kg)","Higher cost than straight stairlifts due to custom fabrication","Longer installation time (several hours to full day)","Requires on-site home assessment for measurement","Not ideal for simple straight staircases where Handicare 1000 is more cost-effective"],"official_website":"https://www.savaria.com/stairlifts/products/curved-handicare-4000","pricing_summary":"Pricing not publicly disclosed; typically $5,000-$8,000+ for curved stairlifts with custom fabrication and perch option.","rank":2,"recommended_product_or_plan":"Handicare 4000 Curved Stairlift with Perch Seat","strongest_use_case_features":["Twin-rail design fits tightly to wall and around bends","Perch seat with 16.25-20\" seat depth (C-dimension) reduces lateral intrusion","Custom-fabricated in North America with precision photo measuring (PS4D system)","3D visualization before purchase to confirm fit","Folded footprint of 16\" (405mm) in perch configuration","Out-of-the-way parking options for tight spaces","Range 0° to 56° incline accommodates complex staircase geometry"],"why_it_fits":"Twin-rail curved stairlift design with perch seat option for narrow staircases with turns, landings, or bends. Minimum track intrusion of 125mm when using perch configuration. Custom-fabricated rail in North America ensures tight fit around curves. Perch seat reduces width requirement compared to standard curved seat on limited staircase widths."},{"canonical_name":"Stannah Sadler Standing Stairlift","citations":[{"source_domain":"stannah.com","source_type":"company","title":"Compact Standing Stair Lift for Narrow Stairs | The Sadler","url":"https://www.stannah.com/en-us/stairlifts/sadler-chair"}],"confidence":"moderate","important_limitations":["Capacity specifications not explicitly published in available materials","No weight capacity information available for evaluation","Pricing for US market not disclosed in public sources","Limited technical specification details in US sources","Availability and dealer network in US requires verification"],"official_website":"https://www.stannah.com/en-us/stairlifts/sadler-chair","pricing_summary":"Pricing not publicly available for US market; requires direct inquiry to Stannah dealers.","rank":3,"recommended_product_or_plan":"Stannah Sadler - Compact Standing Stairlift for Narrow Stairs","strongest_use_case_features":["Purpose-built standing design with sprung non-slip seat","Folded depth of 16 inches (most compact folded profile identified)","Minimum staircase width of 26-28 inches matches tight spaces","Adjustable seat height on installation (22.75-31.33 inches)","Internal armrest width of 18.5 inches (compact)","Immobilizer seat belt prevents unsafe operation","Ideal for limited back, hip, or knee flexibility","Suitable for curved and very narrow straight staircases"],"why_it_fits":"Purpose-designed standing/perching stairlift with semi-standing ergonomic design ideal for very narrow staircases (26-28 inches minimum width). Compact folded depth of 16 inches from wall and unfolded 26.7 inches. Adjustable seat height (22.75-31.33 inches) accommodates various user heights. Internal armrest width of 18.5 inches is compact. Innovative immobilizer seat belt prevents operation if belt not fastened."},{"canonical_name":"Allied Stairlifts Sterling 950/1000 Perch Seat","citations":[{"source_domain":"alliedstairlifts.com","source_type":"company","title":"Sterling 950 - Allied Stairlifts","url":"http://alliedstairlifts.com/stairlifts/sterling/sterling-950-1000/"}],"confidence":"moderate","important_limitations":["Limited detailed perch seat specifications in public materials","Perch seat weight capacity not explicitly stated","Pricing not disclosed in public sources","Installation requirements and dealer availability require direct contact"],"official_website":"http://alliedstairlifts.com/stairlifts/sterling/sterling-950-1000/","pricing_summary":"Pricing not publicly disclosed; available through Allied Stairlifts dealers.","rank":4,"recommended_product_or_plan":"Sterling 950/1000 with Perch Seat Option","strongest_use_case_features":["Slim aluminum rail minimizes staircase intrusion","Only 11.25 inches from wall when folded (compact profile)","Zero top track intrusion kit option eliminates top rail intrusion","SpaceSaver seat option for additional narrow-stair accommodation","Perch seat for users with limited hip/knee flexion","Standard capacity 340 lbs","27° to 50° staircase angle range"],"why_it_fits":"Slim aluminum rail stairlift with perch seat option specifically designed for narrow staircases. Minimum staircase width of 26.75 inches (680mm) and only 11.25 inches from wall when folded. Zero top track intrusion kit available to maximize staircase width clearance. SpaceSaver seat also available for narrow stairs. Track intrusion of 6.25 inches standard, 6 inches top (with zero-kit option)."},{"canonical_name":"Stannah Perch Stairlifts (General Line)","citations":[{"source_domain":"stannah.com","source_type":"company","title":"Perch Stairlifts | Stannah","url":"https://www.stannah.com/our-stairlifts/perch-stairlifts"}],"confidence":"low","important_limitations":["Primary market is UK; limited US dealer network","Specific model names and US availability unclear from materials","Weight capacity and detailed dimensions not provided in US-focused sources","Pricing for US market not available","May require special ordering through limited US dealers"],"official_website":"https://www.stannah.com/our-stairlifts/perch-stairlifts","pricing_summary":"Pricing for US market not publicly available.","rank":5,"recommended_product_or_plan":"Stannah Perch Stairlift Models (UK-Based, Limited US Availability)","strongest_use_case_features":["Specifically marketed for narrow staircases","Designed for limited flexibility, back, hip, knee pain","Compact folding chair with folding rest arms and footrests","Retractable seat belt with immobilizer feature","Pressure-sensitive safety edges","Maintains upright natural posture"],"why_it_fits":"Stannah offers perch stairlift models designed specifically for narrow staircases and users with limited flexibility. Compact folding design with reduced seat depth provides space-saving solution. Semi-standing position reduces knee/hip flexion requirements. Retractable seat belt and pressure-sensitive safety edges included."},{"canonical_name":"MediEquip Handicare 1000 Perch Seat Distribution","citations":[{"source_domain":"mediequip.net","source_type":"directory","title":"Perch Seat Stairlift Handicare 1000 (300 lbs. capacity) - MediEquip","url":"https://mediequip.net/products/stair-lifts/straight-stair-lifts/standing-stair-lift/"}],"confidence":"high","important_limitations":["300 lbs weight limit limits broader market appeal","Perch position still requires bearing weight on seat (not true standing)","Not suitable for users unable to support partial weight on seat","Pricing not disclosed on MediEquip site; requires quote"],"official_website":"https://mediequip.net/products/stair-lifts/straight-stair-lifts/standing-stair-lift/","pricing_summary":"Pricing requires direct quote from MediEquip; typically $3,500-$5,000 for Handicare 1000 with perch option.","rank":6,"recommended_product_or_plan":"Handicare 1000 Perch Seat (Distributed through MediEquip)","strongest_use_case_features":["Handicare 1000 perch specifications: 300 lbs capacity","Shortened seat reduces lateral footprint","Retractable safety belt for secure semi-standing position","Recommended for orthopedic hip/knee restrictions","Available through MediEquip nationwide dealer network","Battery-powered with emergency backup"],"why_it_fits":"MediEquip distributes Handicare 1000 perch seat stairlifts with 300 lbs capacity and specifications optimized for narrow staircases. Perch positioning allows travel where standard seated position would not fit. Shorte­ned seat and retractable safety belt provide stable support. Specifically marketed to users with orthopedic issues requiring non-90-degree sitting."},{"canonical_name":"101 Mobility Handicare 1000 Perch Seat","citations":[{"source_domain":"101mobility.com","source_type":"directory","title":"Handicare 1000: Stylish and Dependable Straight Stairlift | 101 Mobility","url":"https://www.101mobility.com/products/handicare-1000/"}],"confidence":"high","important_limitations":["300 lbs weight capacity for perch seat","Pricing not disclosed on website; requires local quote","Availability varies by region","Installation timeline and costs vary by location"],"official_website":"https://www.101mobility.com/products/handicare-1000/","pricing_summary":"Pricing requires local dealer quote; national average typically $3,500-$5,000 for Handicare 1000 perch option.","rank":7,"recommended_product_or_plan":"Handicare 1000 with Perch Seat (Distributed through 101 Mobility)","strongest_use_case_features":["Six upholstery color options (Cocoa, Jade, Ruby, Sand, Sapphire, Slate)","Powered swivel-seat upgrade available","Arm spacers for customized fit","Easy-to-clean durable water-resistant materials","Adjustable height, width, and depth customization","National dealer network through 101 Mobility","Detailed product documentation and specifications available"],"why_it_fits":"101 Mobility is a major US stairlift dealer offering Handicare 1000 with perch seat option. Website provides detailed specifications including adaptive design options, anti-slip upholstery in six colors, and adjustable features. Serves as accessible entry point for consumers seeking perch stairlift with comprehensive dealer support."}],"research_date":"2026-01-15","topic":"Best Perch Stairlifts for Narrow Stairs"},"platform":"anthropic","promptCommitmentSha256":"19334ef2b2ed2db1651f6a95b2d117cf4aa6994e28fb83b5c6b652b41de2fcea","researchDateReported":"2026-01-15","responseCommitmentSha256":"376bac2ffc967285a173a5df2d974e7b50139aa9b276ae74cfe311c596919623","stage":"ranking_discovery","status":"valid"},{"completedAt":"2026-08-11 07:10:15.571293+00","evidence":{"methodology_note":"One response to one standardized ranking prompt.","platform_name":"","recommendations":[{"canonical_name":"Bruno Elite Series Elan Perch","citations":[{"source_domain":"bruno.com","source_type":"company","title":"Elan Perch Stairlift","url":"https://www.bruno.com/stairlifts/elan-perch"},{"source_domain":"bruno.com","source_type":"company","title":"Bruno Stairlift Pricing and Options","url":"https://www.bruno.com/faq"}],"confidence":"high","important_limitations":["Seat provides no back support, which may be uncomfortable for longer rides","Requires professional measurement and installation","Premium price compared to basic seated models"],"official_website":"https://www.bruno.com/stairlifts/elan-perch","pricing_summary":"Typically $3,500–$5,000 installed, depending on stair configuration","rank":1,"recommended_product_or_plan":"Bruno Elan Perch (with custom rail for narrow stairs)","strongest_use_case_features":["Minimum staircase width from 25 inches","Perch seat tilts up to 90 degrees for tight landings","Folded width of 17 inches, minimizing obstruction","Low-profile rail with minimal offset from wall","Swivel seat and folding footrest for easy storage"],"why_it_fits":"Specifically designed for narrow staircases with a compact perch seat, narrow folded footprint, and tilt-to-lower seat for knee clearance. Offers a tight turning radius for landings and flexible rail options."},{"canonical_name":"Harmar SL 400 Perch","citations":[{"source_domain":"harmar.com","source_type":"company","title":"SL400 Straight Stairlift","url":"https://www.harmar.com/stairlifts/sl400"},{"source_domain":"stairliftprices.net","source_type":"review","title":"Harmar Perch Stairlift Review","url":"https://www.stairliftprices.net/harmar-sl400-review/"}],"confidence":"moderate","important_limitations":["Not ideal for very steep or curved stairs without custom engineering","Weight capacity slightly lower than some competitors (300 lbs)","Limited availability in some regions"],"official_website":"https://www.harmar.com/stairlifts/sl400","pricing_summary":"Approx. $3,000–$4,500 installed","rank":2,"recommended_product_or_plan":"Harmar SL400 Perch (Straight or Custom Rail)","strongest_use_case_features":["Fits stairs as narrow as 24 inches","Perch seat angle adjustable up to 70 degrees","Folded width under 16 inches","Advanced safety sensors detect obstacles","Seat swivels at top and bottom for safe transfer"],"why_it_fits":"Compact perch design with a narrow footprint, adaptable to tight staircases. Offers a comfortable perch seat with a curved rail options and a swivel seat for easy entry/exit."},{"canonical_name":"Pride Mobility Viva Perch","citations":[{"source_domain":"pridemobility.com","source_type":"company","title":"Viva Perch Stairlift","url":"https://www.pridemobility.com/stairlifts/viva"},{"source_domain":"stairliftmaven.com","source_type":"review","title":"Pride Viva Perch Stairlift Specs and Pricing","url":"https://www.stairliftmaven.com/pride-viva-perch/"}],"confidence":"moderate","important_limitations":["Only available for straight staircases","Requires a constant power supply, no battery backup option","May be less comfortable for users with balance issues"],"official_website":"https://www.pridemobility.com/stairlifts/viva","pricing_summary":"Approx. $3,200–$4,200 installed","rank":3,"recommended_product_or_plan":"Pride Viva Perch Stairlift (Straight Rail)","strongest_use_case_features":["Fits stairways as narrow as 22 inches","Perch seat seat height adjustable and tilts up to 75 degrees","Folded footprint reduces obstruction by 70%","Swivel seat for safe dismount","Dual safety sensors at top and bottom"],"why_it_fits":"Specifically engineered for narrow staircases with a perch seat that folds up compactly. Offers a slim rail profile and minimal clearance requirements."},{"canonical_name":"Stannah Sofia Perch Stairlift","citations":[{"source_domain":"stannah.com","source_type":"company","title":"Sofia Perch Stairlift","url":"https://www.stannah.com/stairlifts/sofa-perch"},{"source_domain":"aging.com","source_type":"review","title":"Stannah Stairlift Cost and Reviews","url":"https://www.aging.com/stannah-stairlift-reviews/"}],"confidence":"moderate","important_limitations":["Premium pricing, often above $5,000","Longer lead time due to custom rail","Perch seat is less supportive than a full seat"],"official_website":"https://www.stannah.com/stairlifts/sofa-perch","pricing_summary":"Typically $5,000–$7,000+ depending on customization","rank":4,"recommended_product_or_plan":"Stannah Sofia (Perch Seat Configuration)","strongest_use_case_features":["Suitable for curved and narrow stairs","Perch seat with fold-up seat and footrest","Rail design minimizes clearance from wall","Swivel seat at top and bottom (optional)","Wireless remote and easy-to-use controls"],"why_it_fits":"Part of Stannah's curved stairlift line, the Sofia can be configured with a perch seat for narrow stairwells, offering a custom rail that follows tight turns."},{"canonical_name":"AmeriGlide Moto Perch","citations":[{"source_domain":"ameriglide.com","source_type":"company","title":"Moto Perch Stairlift","url":"https://www.ameriglide.com/moto-perch-stairlift"},{"source_domain":"seniorlifestyle.com","source_type":"review","title":"AmeriGlide Moto Perch Review","url":"https://www.seniorlifestyle.com/ameriglide-moto-perch/"}],"confidence":"moderate","important_limitations":["Straight rail only, no curved models","Basic design, limited customization options","Lower weight capacity (300 lbs)"],"official_website":"https://www.ameriglide.com/moto-perch-stairlift","pricing_summary":"Approx. $2,500–$3,800 installed","rank":5,"recommended_product_or_plan":"AmeriGlide Moto Perch Stairlift (Straight Rail)","strongest_use_case_features":["Fits stairs as narrow as 25 inches","Perch seat height adjustable and folds flat","Folded footprint of only 15 inches","Swivel seat for safe transfer","Safety sensors stop the lift if obstacles are detected"],"why_it_fits":"A budget-friendly perch stairlift that fits narrow stairs, with a compact footprint and a seat that folds up completely to keep stairs clear."},{"canonical_name":"Thyssenkrupp Flow 2 Perch","citations":[{"source_domain":"thyssenkrupp-access.com","source_type":"company","title":"Flow 2 Stairlift","url":"https://www.thyssenkrupp-access.com/stairlifts/flow-2"},{"source_domain":"stairliftsoffer.com","source_type":"review","title":"Thyssenkrupp Stairlift Reviews","url":"https://www.stairliftsoffer.com/thyssenkrupp-flow-2/"}],"confidence":"moderate","important_limitations":["Brand may be less well-known in US market","Higher cost for curved models","Requires specialized dealer installation"],"official_website":"https://www.thyssenkrupp-access.com/stairlifts/flow-2","pricing_summary":"Approx. $4,000–$6,000 installed","rank":6,"recommended_product_or_plan":"thyssenkrupp Flow 2 Perch (Straight or Curved)","strongest_use_case_features":["Fits stair widths from 24 inches","Perch seat with adjustable height and tilt","Folded footrest and seat minimize obstruction","Option for curved rails","Safety sensors and obstruction detection"],"why_it_fits":"Offers a compact perch seat with a slim rail, suitable for narrow and curved staircases. Features a swivel seat and low-profile design."},{"canonical_name":"Independence Home Solutions SuperPerch XL","citations":[{"source_domain":"ihsstairlifts.com","source_type":"company","title":"SuperPerch Stairlifts","url":"https://www.ihsstairlifts.com/superperch"},{"source_domain":"stairlifthelp.com","source_type":"review","title":"Perch Stairlift Guide","url":"https://www.stairlifthelp.com/perch-stairlift-guide/"}],"confidence":"moderate","important_limitations":["Less widely available, limited dealer network","Higher price point due to heavy-duty construction","May be overkill for standard narrow staircases"],"official_website":"https://www.ihsstairlifts.com/superperch","pricing_summary":"Approx. $4,500–$6,000 installed","rank":7,"recommended_product_or_plan":"SuperPerch XL (Perch Stairlift for Narrow Stairs)","strongest_use_case_features":["Fits stairs as narrow as 20 inches","Highest perch seat height in industry (up to 34 inches)","Folded seat and footrest reduce clearance to 13 inches","Swivel options for easier transfer","Robust safety features including belt sensor"],"why_it_fits":"Purpose-built perch stairlift with a heavy-duty frame yet minimal footprint, ideal for narrow and steep stairs. Offers a tall perch seat with a significant fold-back mechanism."},{"canonical_name":"Meditek PM-3 Perch Stairlift","citations":[{"source_domain":"meditekstairlifts.com","source_type":"company","title":"PM-3 Perch Stairlift","url":"https://www.meditekstairlifts.com/pm3"},{"source_domain":"stairliftreviews.net","source_type":"review","title":"Meditek PM3 Perch Review","url":"https://www.stairliftreviews.net/meditek-pm3/"}],"confidence":"moderate","important_limitations":["Only straight staircases","Design is functional but not as polished as premium brands","May not be available in all states through certified installers"],"official_website":"https://www.meditekstairlifts.com/pm3","pricing_summary":"Approx. $2,800–$3,500 installed","rank":8,"recommended_product_or_plan":"Meditek PM-3 Perch (Straight Rail)","strongest_use_case_features":["Minimum stair width of 24 inches","Folding seat and footrest with 15-inch folded width","Swivel seat for safe entry/exit","Battery backup included","Safety edge sensors"],"why_it_fits":"Simple, reliable perch stairlift that is easy to install on narrow stairs, with a slim rail and a comfortable folding seat."},{"canonical_name":"Acorn Stairlifts Perch (Custom Option)","citations":[{"source_domain":"acornstairlifts.com","source_type":"company","title":"Acorn 130 Stairlift","url":"https://www.acornstairlifts.com/stairlifts/130"},{"source_domain":"stairlifts.com","source_type":"review","title":"Acorn Stairlift Perch Review","url":"https://www.stairlifts.com/acorn-130-perch"}],"confidence":"low","important_limitations":["Perch option is not prominently marketed and may be special order","Longer wait times","Brand is more associated with traditional seated lifts"],"official_website":"https://www.acornstairlifts.com/stairlifts/130","pricing_summary":"Approx. $3,500–$4,500 installed (estimate)","rank":9,"recommended_product_or_plan":"Acorn 130 Perch (Limited Availability)","strongest_use_case_features":["Fits stairs as narrow as 24 inches with custom rail","Perch seat folds up to 88 degrees","Swivel seat option","Safety sensors and key lock","Battery backup"],"why_it_fits":"Acorn offers a perch conversion for their 130 model, which is a well-known brand but the perch version is less common. Still, it provides a suitable option for narrow stairs with a foldable seat."},{"canonical_name":"Handicare Solus Perch","citations":[{"source_domain":"handicare.com","source_type":"company","title":"Solus Stairlift","url":"https://www.handicare.com/stairlifts/solus"},{"source_domain":"stairliftinfo.com","source_type":"review","title":"Handicare Solus Perch Review","url":"https://www.stairliftinfo.com/handicare-solus-perch/"}],"confidence":"low","important_limitations":["Relatively new to US market, limited dealer coverage","Might have spare parts delays","Pricing can be higher than expected"],"official_website":"https://www.handicare.com/stairlifts/solus","pricing_summary":"Approx. $4,000–$5,000 installed","rank":10,"recommended_product_or_plan":"Handicare Solus Perch (Straight Rail)","strongest_use_case_features":["Fits stairs from 24 inches","Perch seat with adjustable angle up to 45 degrees","Folded width of 16 inches","Swivel seat for safe transfer","Low rail profile"],"why_it_fits":"European-designed perch stairlift with a narrow profile, now available in the US. Offers a comfortable perch angle and easy folding."}],"research_date":"2026-02-04","topic":"Best Perch Stairlifts for Narrow Stairs"},"platform":"deepseek","promptCommitmentSha256":"19334ef2b2ed2db1651f6a95b2d117cf4aa6994e28fb83b5c6b652b41de2fcea","researchDateReported":"2026-02-04","responseCommitmentSha256":"8d30a9092a552501fc6379f39fc57cc767ef318561b8cba4de1abf8166bf3c26","stage":"ranking_discovery","status":"valid"},{"completedAt":"2026-08-11 07:10:01.958957+00","evidence":{"methodology_note":"One response to one standardized ranking prompt.","platform_name":"","recommendations":[{"canonical_name":"Handicare 1000 Perch Seat","citations":[{"source_domain":"modernize.com","source_type":"review","title":"Stairlifts for Narrow Staircases: Best Models & Installation ...","url":"https://modernize.com/stair-lifts/narrow-staircases"},{"source_domain":"handicare-stairlifts.com","source_type":"company","title":"Straight Stairlift | Handicare 1000","url":"https://handicare-stairlifts.com/stairlifts/straight-stairlifts/1000/"}],"confidence":"moderate","important_limitations":["Perch capacity lower than seated (300 lbs vs 350-440 lbs)","Primarily straight stairs; curved options limited"],"official_website":"https://handicare-stairlifts.com/stairlifts/straight-stairlifts/1000/","pricing_summary":"Typically $3,500-$6,000+ installed (dealer quotes vary); insufficient public pricing data","rank":1,"recommended_product_or_plan":"Handicare 1000 Straight Stairlift with Perch Seat option (indoor; outdoor available)","strongest_use_case_features":["Perch seat for 26-27 inch min staircase width configurations","300 lb perch capacity","15.15 inch folded width to footplate"],"why_it_fits":"Perch configuration supports semi-standing position ideal for narrow stairs where seated models block access; min folded width to footplate 15.15 inches; available via US dealers."},{"canonical_name":"Stannah Sadler","citations":[{"source_domain":"modernize.com","source_type":"review","title":"Stairlifts for Narrow Staircases: Best Models & Installation ...","url":"https://modernize.com/stair-lifts/narrow-staircases"},{"source_domain":"stannah.com","source_type":"company","title":"Compact Standing Stair Lift for Narrow Stairs | The Sadler - Stannah","url":"https://www.stannah.com/en-us/stairlifts/sadler-chair"}],"confidence":"moderate","important_limitations":["Weight limit around 300 lbs (varies by config)","Fewer US-specific perch details publicly available"],"official_website":"https://www.stannah.com/en-us/stairlifts/sadler-chair","pricing_summary":"From ~$4,700 straight (dealer quote required); insufficient public perch-specific pricing","rank":2,"recommended_product_or_plan":"Stannah Sadler perch/saddle-style stairlift (straight and curved)","strongest_use_case_features":["26.5 inch minimum staircase width","Saddle perch for partial standing","Straight and curved rail options in US"],"why_it_fits":"Saddle-style perch allows near-upright position for tightest stairs (26.5 inches min width); available in US; reduces knee clearance issues."}],"research_date":"2026-08-11","topic":"Best Perch Stairlifts for Narrow Stairs"},"platform":"grok","promptCommitmentSha256":"19334ef2b2ed2db1651f6a95b2d117cf4aa6994e28fb83b5c6b652b41de2fcea","researchDateReported":"2026-08-11","responseCommitmentSha256":"c7ee97b98e81b3e7a06678dc1f5eb8a7fa0c3a6b063820e19122720fec200824","stage":"ranking_discovery","status":"valid"},{"completedAt":"2026-08-11 07:10:11.062532+00","evidence":{"methodology_note":"One response to one standardized ranking prompt.","platform_name":"Perplexity","recommendations":[{"canonical_name":"Stannah Sadler standing/perching stairlift","citations":[{"source_domain":"stannah.com","source_type":"company","title":"Why choose a perched or standing stairlift?","url":"https://blog.stannah.com/why-choose-a-perched-or-standing-stairlift"},{"source_domain":"stannah.com","source_type":"company","title":"Standing Stair Lift: The Stannah Sadler Perching Lift","url":"https://www.stannah.com/en-ca/stairlifts/sadler-chair"}],"confidence":"moderate","important_limitations":["The search results do not provide U.S.-specific minimum staircase width, folded footprint, knee clearance, rail profile, swivel/parking details, or safety sensor specifications for the Sadler.[15]","Availability in the U.S. is not directly confirmed in the provided results; recommendation is based on publicly available manufacturer information and market relevance."],"official_website":"Not provided in search results","pricing_summary":"No reliable U.S. pricing found in the provided results.","rank":1,"recommended_product_or_plan":"Stannah Sadler perching lift","strongest_use_case_features":["Perching/standing posture instead of a full seat[4][15]","Designed to reduce sitting-related clearance issues on tight stairs[4]","Clear product identity from the manufacturer’s own stairlift line[15]"],"why_it_fits":"This is the clearest U.S.-relevant perch-stairlift product in the results and is explicitly positioned as a standing/perching lift, which is the right format when a standard seat would obstruct a narrow staircase. Stannah’s perch-seat guidance says the design is shallower and higher than a traditional seated system and keeps the user in a nearly standing position.[4][15]"},{"canonical_name":"Handicare 1100 perch stairlift","citations":[{"source_domain":"multicare.co.uk","source_type":"review","title":"Top 5 Stairlifts for UK Homes in 2026: Expert Comparison & Reviews","url":"https://www.multicare.co.uk/blogs/stairlift-buyers-guides/top-5-stairlifts-for-uk-homes-in-2026-expert-comparison-reviews"},{"source_domain":"independentmobilityguide.com","source_type":"other","title":"Stairlift Companies & Brands","url":"https://independentmobilityguide.com/article/the-world-of-stairlift-companies-brands/"}],"confidence":"moderate","important_limitations":["The provided results do not include U.S. retail availability, exact minimum staircase width, folded footprint, knee clearance, or safety sensor details for this perch variant.[3][8]","This recommendation relies partly on non-U.S. and secondary guidance because the search results lack a U.S. manufacturer specification sheet."],"official_website":"Not provided in search results","pricing_summary":"No reliable U.S. pricing found in the provided results.","rank":2,"recommended_product_or_plan":"Handicare 1100 Perch Stairlift","strongest_use_case_features":["Specifically identified as a perch model for narrow stairs[3]","Part of the Handicare 1100 straight-stair family, which is commonly used where space is constrained[8]"],"why_it_fits":"Independent guidance in the results identifies the Handicare 1100 perch model as ideal for narrow stairs, making it one of the best matches for buyers who need a perch seat rather than a traditional chair.[3][8]"},{"canonical_name":"Companion 1000 Perch straight stairlift","citations":[{"source_domain":"independentmobilityguide.com","source_type":"other","title":"Stairlift Companies & Brands","url":"https://independentmobilityguide.com/article/the-world-of-stairlift-companies-brands/"},{"source_domain":"whatcost.co.uk","source_type":"review","title":"Companion Stairlifts: Reviews, Prices & Benefits in the UK","url":"https://whatcost.co.uk/stairlifts/companies/companion"}],"confidence":"moderate","important_limitations":["The results do not provide U.S.-specific specifications such as minimum staircase width, folded footprint, rail profile, knee clearance, or sensor package.[8][9]","Availability in the U.S. is not directly confirmed in the provided results."],"official_website":"Not provided in search results","pricing_summary":"UK market references show approximately £2,995+ for the Companion 1000 Perch; U.S. pricing not verified in the provided results.[9]","rank":3,"recommended_product_or_plan":"Companion 1000 Perch","strongest_use_case_features":["Perch configuration for straight stairs[9]","Identified by an independent guide as a seat-or-perch straight stairlift family member[8]","Publicly referenced pricing range provides at least some value context[9]"],"why_it_fits":"The search results identify the Companion 1000 Perch as a straight perch stairlift and give a price band, making it a practical value-oriented option for narrow straight staircases where a seated lift would intrude on usable space.[8][9]"},{"canonical_name":"Brooks SL Perch straight stairlift","citations":[{"source_domain":"independentmobilityguide.com","source_type":"other","title":"Stairlift Companies & Brands","url":"https://independentmobilityguide.com/article/the-world-of-stairlift-companies-brands/"}],"confidence":"low","important_limitations":["No U.S. product page or current U.S. availability confirmation appears in the results.[8]","No verified dimensions, rail profile, safety sensors, or installation requirements are provided in the search results."],"official_website":"Not provided in search results","pricing_summary":"No reliable pricing found in the provided results.","rank":4,"recommended_product_or_plan":"Brooks SL Perch","strongest_use_case_features":["Direct perch-stairlift replacement lineage[8]","Straight-stair format likely to suit narrow, uncomplicated staircases better than a full seated chair[8]"],"why_it_fits":"The provided brand-mapping result shows Brooks SL Perch as the replacement/equivalent to the Acorn 120 Perch Stairlift, which suggests it is an established perch option in the straight-stair category.[8]"},{"canonical_name":"Acorn 180 perch stairlift","citations":[{"source_domain":"stairliftsreviews.co.uk","source_type":"review","title":"Perch Stairlift: Pros, Cons, Prices and Types","url":"https://www.stairliftsreviews.co.uk/perch/"},{"source_domain":"modernize.com","source_type":"review","title":"Best Stairlift Brands of 2026 for Safe Home Mobility","url":"https://modernize.com/stair-lifts/best-brands"}],"confidence":"low","important_limitations":["The results do not include a current U.S. perch-specific product specification sheet, so minimum width, folded footprint, knee clearance, rail profile, swivel/parking, and sensor details cannot be verified.[1][10]","Availability in the U.S. is implied by brand presence but not directly confirmed for this exact perch model."],"official_website":"Not provided in search results","pricing_summary":"No reliable U.S. pricing found in the provided results.","rank":5,"recommended_product_or_plan":"Acorn 180 Perch Stairlift","strongest_use_case_features":["Recognized perch model name in the search results[1]","Brand has U.S. market visibility through broader stairlift listings[10]"],"why_it_fits":"A review source names the Acorn 180 Perch Stairlift among the better-known perch models, and Acorn is also listed among major manufacturers available to U.S. buyers in broader stairlift brand guides.[1][10]"}],"research_date":"2026-08-11","topic":"Best Perch Stairlifts for Narrow Stairs"},"platform":"perplexity","promptCommitmentSha256":"19334ef2b2ed2db1651f6a95b2d117cf4aa6994e28fb83b5c6b652b41de2fcea","researchDateReported":"2026-08-11","responseCommitmentSha256":"48dd2c5ecbf45e78876adbd1237816e46eae981d1991e8bbd9d4f66a06a6fdc3","stage":"ranking_discovery","status":"valid"},{"completedAt":"2026-08-11 07:10:59.931667+00","evidence":{"methodology_note":"One response to one standardized ranking prompt.","platform_name":"","recommendations":[{"canonical_name":"UP Stairlift","citations":[{"source_domain":"upstairlift.com","source_type":"company","title":"Award-winning Stairlifts for narrow stairs - UP Stairlift","url":"https://www.upstairlift.com/stairlifts/stairlift-for-narrow-stairs/"}],"confidence":"moderate","important_limitations":["Not a true perch seat—traditional seated design, though ultra-compact","Newer/less established brand with limited long-term track record in US market","Availability through specific dealers may vary by region"],"official_website":"https://www.upstairlift.com","pricing_summary":"Not publicly disclosed; modular rail system claims to reduce costs versus custom-fabricated rails","rank":1,"recommended_product_or_plan":"UP Stairlift (straight and curved models)","strongest_use_case_features":["Minimum stairway width: 68 cm","Folded footprint: 18 cm from wall, 38.5 cm wide","Fully foldable seat, armrests, and footrest","Modular 2-part rail fully customizable on site","Hinge rail and parking curve options for tight hallways","Automatic swivel chair"],"why_it_fits":"Specifically engineered for narrow stairs with the smallest folded footprint in the market at 18 cm wall protrusion when folded. Minimum stairway width of just 68 cm makes it viable for staircases too narrow for most competitors. Modular rail system enables on-site customization, reducing cost and lead time."},{"canonical_name":"Handicare 1000 with Perch Seat","citations":[{"source_domain":"savaria.com","source_type":"company","title":"Handicare 1000 Straight Stairlift | Indoor & Outdoor Use - Savaria","url":"https://www.savaria.com/stairlifts/products/straight-handicare-1000"}],"confidence":"high","important_limitations":["Perch seat capacity limited to 300 lb (vs. 350-440 lb for standard Smart seat)","Straight stairs only—no curved option with Perch seat in this model","Perch seat may not match the extreme narrowness of UP Stairlift's footprint","Requires sufficient knee/hip flexibility for semi-standing position"],"official_website":"https://www.savaria.com","pricing_summary":"Not publicly disclosed; dealer network pricing varies","rank":2,"recommended_product_or_plan":"Handicare 1000 Straight Stairlift with Perch Seat option","strongest_use_case_features":["Perch seat for semi-standing position","Fold-up seat, footrest, and arms","Battery power with dual charging stations","Obstacle sensors on footrest and carriage","Power seat swivel option","Outdoor use capability"],"why_it_fits":"Established perch seat option for straight stairs with documented semi-standing position support. Perch seat specifically designed for users who find bending to sit difficult. Battery operation with charging at both landings ensures operation during power outages. Available through Savaria's US distribution network."},{"canonical_name":"Handicare 4000 with Perch Seat","citations":[{"source_domain":"savaria.com","source_type":"company","title":"Handicare 4000 Stairlift","url":"https://files.savaria.com/wp-content/uploads/2026/01/Handicare-4000-curved-stairlift-Brochure.pdf"}],"confidence":"moderate","important_limitations":["Perch seat capacity constraints (115kg/18st in UK-spec models)","Curved systems inherently more expensive and longer lead time","Twin-rail system may consume more staircase width than single-rail alternatives","US availability through Savaria dealer network requires verification"],"official_website":"https://www.savaria.com","pricing_summary":"Not publicly disclosed; custom fabrication implies premium pricing","rank":3,"recommended_product_or_plan":"Handicare 4000 Curved Stairlift with Perch Seat option","strongest_use_case_features":["Perch seat available on curved rail system","Twin-rail design for tight fit around bends","Custom fabrication to staircase measurements","Pre-purchase visualization via photo measuring","Optional out-of-the-way parking"],"why_it_fits":"Only curved stairlift in the US market with verified Perch seat availability. Twin-rail design fabricated to precise measurements for tight fit around bends. Photo measuring system with pre-installation visualization. Essential for narrow curved staircases where no straight-rail solution exists."},{"canonical_name":"Stannah Sadler","citations":[{"source_domain":"stannah.com","source_type":"company","title":"Perch Stairlifts | Stannah","url":"https://www.stannah.com/our-stairlifts/perch-stairlifts"}],"confidence":"moderate","important_limitations":["US availability and specific model configurations not fully detailed in sources","Stannah's US operations may have different product range than UK","Exact minimum staircase width not specified in available sources","Pricing not transparent"],"official_website":"https://www.stannah.com","pricing_summary":"Not publicly disclosed","rank":4,"recommended_product_or_plan":"Stannah Sadler Perch Stairlift","strongest_use_case_features":["Designed for limited flexibility/ability to bend","Upright posture maintenance","Extra support for semi-standing position","Compact design with folding chair","Space-saving for narrow staircases"],"why_it_fits":"Purpose-designed perch stairlift with upright posture maintenance and extra support for limited flexibility. Compact folding design specifically marketed for narrow staircases. Established manufacturer with US presence. Safety features tailored to semi-standing position."},{"canonical_name":"Handicare Freecurve with Perch Seat","citations":[{"source_domain":"ageukmobility.co.uk","source_type":"company","title":"Perch Curved Stairlift | Age UK Trading","url":"https://www.ageukmobility.co.uk/product/perch-curved-stairlift/"}],"confidence":"low","important_limitations":["Primary source is UK-based (Age UK Trading); US availability through Savaria unconfirmed","Freecurve model not explicitly listed on Savaria US site in available sources","Capacity and exact dimensions not specified in available sources"],"official_website":"https://www.ageukmobility.co.uk","pricing_summary":"Not publicly disclosed","rank":5,"recommended_product_or_plan":"Handicare Freecurve Curved Stairlift with Perch Seat option","strongest_use_case_features":["Perch seat on single-tube curved rail","Semi-standing position with shortened seat and retractable belt","Suitable for restricted knee/hip movement"],"why_it_fits":"Single-tube curved rail system with Perch seat option, potentially offering tighter installation profile than twin-rail Handicare 4000. Available through Age UK Trading with documented Perch seat compatibility. May represent more space-efficient curved solution."}],"research_date":"2026-08-11","topic":"Best Perch Stairlifts for Narrow Stairs"},"platform":"kimi","promptCommitmentSha256":"19334ef2b2ed2db1651f6a95b2d117cf4aa6994e28fb83b5c6b652b41de2fcea","researchDateReported":"2026-08-11","responseCommitmentSha256":"9ad36dfc049e660c9b754b68693c2f23b4050bd81567002bd4adbd1b36026a4a","stage":"ranking_discovery","status":"valid"},{"completedAt":"2026-08-11 07:10:34.870987+00","evidence":{"methodology_note":"One response to one standardized ranking prompt.","platform_name":"Independent AI Consensus Index","recommendations":[{"canonical_name":"Stannah Sadler","citations":[{"source_domain":"stannah.com","source_type":"company","title":"Compact Standing Stair Lift for Narrow Stairs | The Sadler - Stannah","url":"https://www.stannah.com"},{"source_domain":"google.com","source_type":"review","title":"Stannah Stairlifts Review: Prices and Trade-offs","url":"https://www.google.com"}],"confidence":"high","important_limitations":["Requires the user to have sufficient core strength and standing balance [3.1.6]","The custom-fabricated curved rail (Stannah 260 rail) is significantly more expensive than standard straight rails","User weight limit is capped at approximately 300 lbs (135 kg)"],"official_website":"https://www.stannah.com","pricing_summary":"Pricing typically ranges from $8,000 to $14,000+ depending on whether the staircase is straight or curved, the complexity of the rail design, and local dealership rates.","rank":1,"recommended_product_or_plan":"Stannah Sadler Standing / Perch Stairlift","strongest_use_case_features":["Suitable for staircases as narrow as 26 inches wide (on the Stannah 260 curved model) [3.1.2]","Specially tilted, height-adjustable seat that takes the weight off hips and knees","Immobilizing retractable seat belt that prevents the lift from moving until safely secured","Automatic folding/unfolding footrest via armrest controls to eliminate bending over","Ultra-slim twin-tube rail system that hugs the wall closely"],"why_it_fits":"Specifically designed to handle exceptionally narrow staircases (as tight as 26 inches wide), the Sadler supports the user in an upright, semi-standing perched posture. This posture minimizes leg and knee clearance space requirements, preventing the rider's knees from knocking against the opposite wall or banister."},{"canonical_name":"Handicare 1000 Perch","citations":[{"source_domain":"handicareusa.com","source_type":"company","title":"Straight Stairlift | Handicare 1000","url":"https://www.handicareusa.com"},{"source_domain":"mediequip.com","source_type":"directory","title":"Perch Seat Stairlift Handicare 1000 - MediEquip","url":"https://www.mediequip.com"}],"confidence":"high","important_limitations":["Only compatible with straight, non-curving staircases [1.3.4]","The high-weight-capacity options of the 1000 series (up to 440 lbs) do not support the perch seat configuration","The user must be capable of bearing partial weight on their feet throughout the ride"],"official_website":"https://www.handicareusa.com","pricing_summary":"A typical straight installation with the perch seat option generally costs between $4,000 and $7,000 including professional installation.","rank":2,"recommended_product_or_plan":"Handicare 1000 Straight Stairlift with Perch Seat","strongest_use_case_features":["Ultra-compact folded width of just 15.15 inches [3.2.1]","Anodized aluminum rail that mounts only 4.5 inches from the wall with a hidden gear rack","Seat-to-footplate height adjustable from 26.5 to 34.5 inches","Equipped with a safety harness or supportive body belt option","Toggle controls are highly tactile and easy to use for individuals with arthritis"],"why_it_fits":"This straight staircase solution is one of the slimmest options available in the United States. By positioning the user in a nearly standing posture, it dramatically reduces the required clear footprint of the lift and solves knee clearance issues on narrow pathways."},{"canonical_name":"Handicare 2000 Perch","citations":[{"source_domain":"handicareusa.com","source_type":"company","title":"Perch Seat - Handicare Stairlifts","url":"https://www.handicareusa.com"}],"confidence":"high","important_limitations":["Requires complex 3D photo measurements and a longer fabrication lead time [1.2.3]","Substantially higher cost due to the bespoke curved rail system"],"official_website":"https://www.handicareusa.com","pricing_summary":"Custom curved installations configured with a perch seat generally start around $9,500 and can reach upwards of $15,000 depending on complexity.","rank":3,"recommended_product_or_plan":"Handicare 2000 Curved Stairlift with Perch Seat","strongest_use_case_features":["Bespoke twin-rail system engineered for maximum space-saving on curves [1.2.3]","Minimizes knee protrusion to prevent wall collisions during turns","Two charging points standard, with optional powered footrest and automated swivel","Sleek and highly customizable rail placement options"],"why_it_fits":"For narrow curved staircases, the Handicare 2000 offers the tightest track bends in the industry. Combined with the perch seat, it allows users to navigate landings and tight curves without their knees colliding with opposite railings or walls."},{"canonical_name":"Acorn 130 Sit/Stand","citations":[{"source_domain":"acornstairlifts.com","source_type":"company","title":"The Acorn Sit/Stand Stairlift","url":"https://www.acornstairlifts.com"},{"source_domain":"mobilityguide.org","source_type":"review","title":"Acorn Sit / Stand Stairlift - Independent Mobility Guide","url":"https://www.mobilityguide.org"}],"confidence":"high","important_limitations":["The sit/stand or perch configuration is only available on straight-rail models in the US market [3.3.9]","Requires a minimum staircase width of 29 inches","Headroom clearance must be verified since standing/perched users ride higher than seated users"],"official_website":"https://www.acornstairlifts.com","pricing_summary":"The Acorn 130 Sit/Stand generally costs between $3,500 and $6,000 depending on staircase length and selected local dealer options.","rank":4,"recommended_product_or_plan":"Acorn 130 Sit/Stand Stairlift","strongest_use_case_features":["Extremely compact profile with a folded width of only 8.25 inches (210mm)","Equipped with a sturdy, folding safety/grab bar for security when perching","Continuous battery charging strip to prevent the lift from draining when parked anywhere on the rail"],"why_it_fits":"Excellent for multi-user households where one person requires a traditional seated lift and another prefers a near-standing perch position. Its specialized frame features a folding security bar for standing stability."},{"canonical_name":"MediTek Stand & Perch","citations":[{"source_domain":"pastairlifts.com","source_type":"company","title":"Stand & Perch - Pennsylvania Stairlifts","url":"https://www.pastairlifts.com"}],"confidence":"moderate","important_limitations":["Limited national direct-to-consumer presence; primarily distributed via regional dealers (such as Pennsylvania Stairlifts) [1.2.5]","Straight staircase layouts only"],"official_website":"https://www.pastairlifts.com","pricing_summary":"Typically ranges from $4,000 to $6,500 installed, depending heavily on regional distributor pricing.","rank":5,"recommended_product_or_plan":"MediTek Stand & Perch Straight Stairlift","strongest_use_case_features":["Fully height-adjustable leaning arrangement to customize the perch angle [1.2.5]","Comfortable padded backrest and safety handrails","Very narrow footprint to keep the stairs clear for other household members","Straightforward mechanical layout designed for easy maintenance"],"why_it_fits":"A dedicated, minimalist standing and leaning solution designed strictly for straight, narrow staircases. It provides a secure padded back support and a height-adjustable platform, allowing the rider to comfortably lean without bending their hips or knees."}],"research_date":"2026-08-11","topic":"Best Perch Stairlifts for Narrow Stairs"},"platform":"google","promptCommitmentSha256":"19334ef2b2ed2db1651f6a95b2d117cf4aa6994e28fb83b5c6b652b41de2fcea","researchDateReported":"2026-08-11","responseCommitmentSha256":"1541e100cf7c413c4bd7a8765d4ab102b9f432f0dddb7c3c2ea26336db52a50e","stage":"ranking_discovery","status":"valid"}],"recordReference":"AIPI-R2-6E87DA709452","report":{"generatedAt":"2026-08-11 07:17:50.268773+00","promptCommitmentSha256":"df05f0d8088fad7ff5c85d7a9d455146879f94599277be2aaa338777e0889ece","sourceCitations":[{"citation_ids":["kimi:C3"],"platforms":["kimi"],"source_domain":"stannah.com.cy","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Standing Stairlift | Stair Chair with Perch Seat | Stannah","url":"https://en.stannah.com.cy/stairlifts/sadler-chair/"},{"citation_ids":["anthropic:C3"],"platforms":["anthropic"],"source_domain":"findingdulcinea.com","source_ownership":"independent","source_type":"review","support_strength":"partial","title":"10 Best Stair Lifts for Narrow Staircases (March 2026) Tested","url":"https://findingdulcinea.com/best-stair-lifts-for-narrow-staircases/"},{"citation_ids":["kimi:C4"],"platforms":["kimi"],"source_domain":"handicare-stairlifts.co.uk","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Perch 2000 | Perch Seat Stairlift | Handicare Stairlifts UK","url":"https://handicare-stairlifts.co.uk/stairlifts/stairlift-seats/seats-for-curved-stairlifts/perch_2000/"},{"citation_ids":["anthropic:C2"],"platforms":["anthropic"],"source_domain":"handicare-stairlifts.com","source_ownership":"independent","source_type":"company","support_strength":"direct","title":"Handicare Perch Seat for Stairlifts","url":"https://handicare-stairlifts.com/stairlifts/stairlift-seats/seats-for-curved-stairlifts/perch/"},{"citation_ids":["google:C1"],"platforms":["google"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Handicare 2000 Curved Stairlift Brochure - AmeriGlide","url":"https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQEiTeXdGWKgREHfE79q9GKytzDPmSJf--s5B0ekTkrFFetpO9gLZorjVOlx1vtiTpiwSY2NJfLUzvl8pL3DgXL6nxFWBnBFv4bmTH113S-SN_SnqGM_K-cWGKn428FghF6WV3P9sGbmrBUPs69yUKtpNIbfnYdlud0QzZYeiHSPsQ=="},{"citation_ids":["google:C3"],"platforms":["google"],"source_domain":"safewise.com","source_ownership":"independent","source_type":"review","support_strength":"partial","title":"Best Stair Lifts for Curved and Straight Staircases | SafeWise.com","url":"https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQFfcNZTOckCtSzJmwkVMFLC5L-VQEjRsuHiEBQ-fqehw9kDV7-Xw217J9wUyDwXGX9FL8Xx90eUaon2-0pMtQvvQjWXMcCMPHhmvwUnDyDDPYj21N0ZSLsK1BRg9bA_eZe9G3ADKp7JZTI="},{"citation_ids":["google:C2"],"platforms":["google"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Imperial Stair Lift - AmeriGlide","url":"https://vertexaisearch.cloud.google.com/grounding-api-redirect/AUZIYQH1ISYxsv6Ffdtwjt5wdlp4UbtH8ElylT2LQhc2lKALMCX501Kp5N8XPmSDBFNhA-ZWHRiqe01a77KHIJFP7wvJ4o_OG0u6hc0i9NZLVuOLg0j9YZhL5z--UkOTOrDk-8mn-5lyoYHxgEsV14jF489SrHM7q5RNgoDdUFJFrqYUvQ=="},{"citation_ids":["perplexity:C1","kimi:C2"],"platforms":["perplexity","kimi"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"partial","title":"Search results provided for evaluation context","url":"https://www.ameriglide.com/"},{"citation_ids":["openai:C2"],"platforms":["openai"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"AmeriGlide Stair Lifts","url":"https://www.ameriglide.com/AmeriGlide-Stairlifts.htm"},{"citation_ids":["openai:C4"],"platforms":["openai"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Imperial Perch","url":"https://www.ameriglide.com/cache/1594403985832/resources/product/2459/productDocument/1551.pdf"},{"citation_ids":["openai:C3"],"platforms":["openai"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Stair Lift FAQs | AmeriGlide","url":"https://www.ameriglide.com/faqs.html"},{"citation_ids":["openai:C6"],"platforms":["openai"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Stair Lift Installation and Measurement Services","url":"https://www.ameriglide.com/installationServices.htm"},{"citation_ids":["openai:C1"],"platforms":["openai"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"All Stair Lifts","url":"https://www.ameriglide.com/stairLifts.htm"},{"citation_ids":["anthropic:C1"],"platforms":["anthropic"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"AmeriGlide Straight Stair Lifts","url":"https://www.ameriglide.com/stairLiftStraight.htm"},{"citation_ids":["deepseek:C1","deepseek:C2"],"platforms":["deepseek"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Moto Perch Stairlift | AmeriGlide","url":"https://www.ameriglide.com/straight-stair-lifts/moto-perch-stairlift"},{"citation_ids":["openai:C5"],"platforms":["openai"],"source_domain":"ameriglide.com","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Product Support","url":"https://www.ameriglide.com/support/"},{"citation_ids":["kimi:C1"],"platforms":["kimi"],"source_domain":"companionstairlifts.co.uk","source_ownership":"owned","source_type":"company","support_strength":"direct","title":"Perch and Stand On Stair Lifts | Companion Stairlifts","url":"https://www.companionstairlifts.co.uk/stairlifts/perch-seat"},{"citation_ids":["grok:C1"],"platforms":["grok"],"source_domain":"retirementliving.com","source_ownership":"independent","source_type":"review","support_strength":"partial","title":"Best Stair Lifts for Narrow Staircases of 2026","url":"https://www.retirementliving.com/stair-lifts/stairlifts-for-narrow-staircases"},{"citation_ids":["anthropic:C4"],"platforms":["anthropic"],"source_domain":"techradar.com","source_ownership":"independent","source_type":"review","support_strength":"direct","title":"AmeriGlide Stairlifts Review","url":"https://www.techradar.com/reviews/ameriglide-stairlifts"}],"status":"completed","title":"AmeriGlide for Perching Seat for Tight Staircases - AI Consensus Fit Review","type":"fit_review","writerInputCommitmentSha256":"30a3d1baf3f2ef388d9448805de32f2fdc4d9391623f8fff56f444005bbfe9d0"},"run":{"completedAt":"2026-08-11 07:18:58.106949+00","includedValidPlatformCount":7,"qualifyingEntityCount":3,"researchDate":"2026-08-11","status":"completed","uniqueEntityCount":26},"schemaVersion":2,"topic":{"baseCategory":"Stairlifts","categoryCriteria":["Minimum staircase width","perch seat angle","folded footprint","rail profile","knee clearance","swivel/parking options","safety sensors","installation requirements"],"geography":"United States","slug":"best-perch-stairlifts-for-narrow-stairs","title":"Best Perch Stairlifts for Narrow Stairs","useCase":"Perching Seat for Tight Staircases"}}