{"citations":{"source_mix":{"company_owned":20,"independent":21,"unclear":3},"sources_referenced_by_questions":0,"support_mix":{"direct":27,"partial":17},"total_sources":44,"unique_domain_count":24},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-10-02","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Window Companies for Noise Reduction and Soundproofing","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-10-02","platform_support":["google","grok","openai"],"predicate":"final_consensus_rank","qualifier":"soundproof window replacement","subject":"Harvey Windows","unit":"rank","value":7},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-10-02","platform_support":["google","grok","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Harvey Windows","unit":"platforms","value":3},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-10-02","platform_support":["openai","anthropic","deepseek","grok"],"predicate":"fit_rating_count","qualifier":"good","subject":"Harvey Windows","unit":"platforms","value":4},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-10-02","platform_support":["perplexity","google"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Harvey Windows","unit":"platforms","value":2},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-10-02","platform_support":["kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"Harvey Windows","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":5,"best_rank":4,"entity_id":"entity-001","entity_type":"company","final_rank":7,"name":"Harvey Windows","platform_mentions":3,"platform_share":0.42857142857142855}],"identity":{"dataset_url":"https://homeimprovementconsensusindex.com/datasets/window-and-door-replacement/soundproof-window-replacement/harvey-windows.json","page_url":"https://homeimprovementconsensusindex.com/window-and-door-replacement/soundproof-window-replacement/harvey-windows","report_type":"fit_review","study_id":"HICI-STUDY-EDCE3397B8A4","title":"Harvey Windows Review for Noise Reduction and Soundproofing"},"limitations":["Use the run researchdate as the study date. Platform-reported dates are provenance metadata and do not independently prove freshness.","All included platforms evaluated fit, but platformmentions counts only platforms that named the entity during ranking discovery.","Do not resolve conflicting product names, pricing, or capabilities by guessing; describe the conflict and tell buyers what to verify.","The supplied URLs were collected from platform responses and were not independently validated by the writer stage.","Platform-reported research dates differ from the authoritative run date; disclose this as a methodology limitation.","Citations are platform-reported evidence, not independently verified facts. No-search model claims require explicit verification before being described as current facts."],"methodology":{"fit_rating_contract":["strong","good","mixed","weak","uncertain"],"included_valid_platform_count":7,"maximum_finalists":10,"minimum_mentions":2,"name":"Home Improvement Consensus Index cross-platform AI consensus analysis","platforms_included":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"platforms_queried":["openai","anthropic","deepseek","grok","perplexity","kimi","google"],"stages":["ranking_discovery","fit_assessment","normalization","editorial_synthesis"],"version":"alias-table-1"},"provenance":{"generated_at":"2026-10-03 00:29:00.007728+00","research_date":"2026-10-02","source_snapshot_sha256":"46c7a9abc3eb13cc99b170c631a873700c9934e8574201facc684148f73d0629","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":31,"qualified_finalists":9,"ranking_unit":"Window and door manufacturer, dealer, or installation company"},"schema_version":4,"summary":"Harvey Windows is a good, specification-dependent fit for soundproof window replacement, not a guaranteed one. Three of seven platforms named Harvey during the ranking stage, with an average listed rank of 5.0 and a best rank of 4. Its strongest asset is a purpose-described acoustic vinyl line with published STC claims reaching 40–44 for double-hung, picture, and rolling units and 40 for casements . The main limitation is that acoustic performance is dealer-specified and project-specific: Harvey sells through distributors, publishes no installed pricing, and its own warranty materials…","target_buyer":"A homeowner near a motorway, flight path or busy street choosing glazing specifically to cut external noise.","topic":{"base_category":"Window and Door Replacement","category_criteria":["sound transmission ratings","laminated and dissimilar glazing","frame sealing","product range and frame materials","energy performance ratings","installation quality","lead time","price transparency","product and labor warranty","customer review strength"],"geography":"United States","slug":"best-window-companies-for-noise-reduction-and-soundproofing","title":"Best Window Companies for Noise Reduction and Soundproofing","use_case":"soundproof window replacement"}}