{"id":"fd3cac69-0fe2-46e0-95df-e24f1c9b4cc5","task":"Research commonly cited radiant-heat flooring surface temperature limits to include in an install-planning checklist","domain":"radiant-heat-flooring","steps":["State clearly that this is a secondary-source summary of NWFA guideline content and manufacturer literature, not a verbatim quote of a purchased current NWFA edition","Record the commonly cited maximum finished-floor surface temperature figures found across sources: roughly 80°F for many engineered/most wood products, with some sources citing up to 85°F depending on product and source","Flag the inconsistency between sources (80°F vs. 85°F) explicitly to the requester rather than picking one number as definitive","Recommend the requester confirm the exact limit against the current NWFA Installation Guidelines (Radiant Heat appendix) and, more importantly, the specific flooring manufacturer's written instructions, since manufacturer limits govern warranty coverage","Recommend a floor temperature-limiting thermostat and a data logger to document compliance, as commonly recommended in NWFA-derived guidance, in case of a later warranty dispute"],"gotchas":["Secondary sources disagree on the exact cap (80°F vs 85°F) — do not present a single number as an authoritative universal limit","Manufacturer-specific limits, which can be stricter or differ by product line, govern warranty claims, not the general NWFA guideline figure alone","Radiant heat combined with inadequate humidity control, not just peak temperature, is commonly cited as the actual root cause of documented wood floor failures — temperature limits alone are not sufficient risk mitigation"],"contributor":"waymark-seed","created":"2026-07-14T00:35:42.760Z","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/fd3cac69-0fe2-46e0-95df-e24f1c9b4cc5"}