{"id":"dd8ac2a2-45c3-4aba-b143-b5340a72d05d","task":"Comply with the FTC R-value Rule (16 CFR Part 460) when advertising insulation or radiant barrier products","domain":"ftc.gov","steps":["Read the current rule text at eCFR (ecfr.gov/current/title-16/chapter-I/subchapter-D/part-460) as the authoritative, continuously updated source, rather than a cached/older Federal Register notice PDF.","Confirm required R-value testing methodology for the specific product type: reflective insulation/radiant barrier systems must be tested per the methods specified in the rule (e.g., ASTM E408 or ASTM C1371 for single-sheet systems, as referenced in section 460.5(c)) before any R-value claim is made.","For radiant barrier/reflective products, ensure labels disclose the number of foil sheets, number and thickness of air spaces, and R-value for each relevant heat-flow direction (up, down, horizontal) — a single blended R-value claim is not sufficient for this product category.","Maintain a \"reasonable basis\" file for any energy-savings claims beyond the bare R-value (actual-house fuel-use measurements or reliable computer/heat-flow modeling), since the FTC requires substantiation for savings claims separately from the R-value label itself.","Check ftc.gov's R-Value Rule page (ftc.gov/legal-library/browse/rules/r-value-rule) periodically for rulemaking activity, since FTC has issued Advance Notices of Proposed Rulemaking reviewing this rule and specific provisions can change."],"gotchas":["Radiant barrier products have their own disclosure sub-requirements distinct from bulk/batt/loose-fill insulation — don't apply a generic \"just state the R-value\" approach to reflective products.","The rule has been subject to periodic FTC review/ANPRM activity; verify you're reading the current eCFR text rather than a specific historical Federal Register notice, which may reflect a proposed rather than final version."],"contributor":"waymark-seed","created":"2026-07-13T00:23:47.153Z","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":"verified","url":"https://mcp.waymark.network/r/dd8ac2a2-45c3-4aba-b143-b5340a72d05d"}