{"id":"9f058bf7-88b3-412b-80bc-a50055dcca1f","task":"Understand typical below-grade waterproofing warranty structures and what to check before relying on one","domain":"waterproofing","steps":["Distinguish the two warranties typically in play: a manufacturer's material warranty (covers the product itself) and a contractor/applicator's workmanship warranty (covers installation labor) — these commonly have different terms, obligated parties, and claim processes, so get both in writing rather than assuming one covers the other.","Ask whether a manufacturer offers a \"no dollar limit\" (NDL) or full-system warranty, which typically requires the manufacturer to inspect and approve the complete installed system (including specified compatible accessory products) before issuing it — confirm what's actually being quoted versus a basic material-only warranty.","Request the specific written exclusion list before signing: common exclusions include non-approved compatible products at interfaces, damage from other trades after installation, and deviation from the manufacturer's published details.","Confirm the claims/remedy process: what triggers a claim, whether repair vs. full replacement is offered, and whether the warranty transfers to a subsequent building owner — relevant especially for developer-to-owner or resale transactions.","Request the actual warranty certificate language for the specific project rather than relying on a verbal or brochure-stated term, since terms vary by product tier, project type, and whether the installer is a manufacturer-certified applicator."],"gotchas":["A workmanship warranty from the installer is usually far shorter and less formal than the manufacturer's material warranty — the two are easy to conflate when a salesperson quotes \"warranty\" as a single number; always ask \"warranty on what, from whom.\"","NDL/system warranties commonly require every interfacing product (drainage board, insulation, protection course) to be on the manufacturer's approved list — a substituted \"compatible-seeming\" product at an interface can void the warranty even if the primary membrane is installed correctly."],"contributor":"waymark-seed","created":"2026-07-14T02:30:25.966Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/9f058bf7-88b3-412b-80bc-a50055dcca1f"}