{"version":"1.0","type":"card","id":"2e7ca661-719a-4111-b8e3-1c545d521eab","url":"https://stacklist.com/card/2e7ca661-719a-4111-b8e3-1c545d521eab","title":"Building Longevity: Substrate and System Selection Guide","source_url":"https://formulatedmaterials.com/tag/building-longevity/","note":"Wrong substrate selection causes system failure at year 3-5, not year 20. Covers material compatibility, sequencing for waterproofing, acoustic, and underlayment systems, and product data for 20-50 year lifecycle performance.","image":{"url":"https://ucarecdn.com/2ce11705-928d-4e34-8dda-3279cf84e880/","alt":"Building Longevity: Substrate and System Selection Guide","width":1920,"height":2560},"stack":{"id":"ff7c3c70-0db5-4d07-994c-310cfee6d1b3","title":"Building Durability: Long-Life Materials and Systems","url":"https://stacklist.com/c/technology/stack/ff7c3c70-0db5-4d07-994c-310cfee6d1b3"},"created_at":"2026-06-22T15:34:12.249Z","updated_at":null,"aco":{"summary":"Building Longevity discusses the critical importance of impervious sound mats in achieving optimal sound insulation between floors in multi-family and commercial construction. Proper sound insulation is essential for tenant satisfaction and ensuring long-term building durability.","tags":["soundproofing","sound-mats","multi-family-construction","sound-insulation","building-longevity","tenant-satisfaction","acoustic-materials"],"key_entities":[{"name":"sound insulation","type":"concept","confidence":0.95},{"name":"impervious sound mats","type":"concept","confidence":0.92},{"name":"multi-family construction","type":"concept","confidence":0.93},{"name":"tenant satisfaction","type":"concept","confidence":0.9},{"name":"building longevity","type":"concept","confidence":0.91}],"classification":"reference","language":"en","confidence":0.85,"provenance":{"model":"claude-haiku-4-5","tool":"@stacklist/be@0.1.0","confidence":0.85,"timestamp":"2026-06-22T15:34:23.881Z"},"token_counts":{"approximate":68,"cl100k":44},"content_hash":"sha256:18dbe1de64fbf2a2d24a784cf3b250a0cee12ad6489d0f5906b04cc99db066f2","acp_version":"0.2","body_available":true,"body_tokens":68,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/2e7ca661-719a-4111-b8e3-1c545d521eab.json","html":"https://stacklist.com/card/2e7ca661-719a-4111-b8e3-1c545d521eab","md":"/api/public/card/2e7ca661-719a-4111-b8e3-1c545d521eab.md","stack_json":"/api/public/stack/ff7c3c70-0db5-4d07-994c-310cfee6d1b3.json"}}