{"id":"f9bb792a-73fc-44c3-b3db-bb6bb43cbf94","task":"Confirm whether an insulating glass unit (IGU) manufacturer holds current IGCC/IGMA certification before approving submittals.","domain":"igcc.org","steps":["Go to igcc.org and open 'Certified Product Search' under the Certified Products menu","Search by Manufacturer's Name, Country, State/Province, or Certification Number as printed on the IGU's certification stamp/label","Alternatively open the 'Current Certified Products Directory' PDF linked from the Certified Products page for a full current listing","Confirm the specific spacer type and sealant system match the submitted unit's construction; note that a 'GCIA' designation appearing in the directory means 'Gas Content, Initial and After weathering' — a tested gas-fill-retention parameter (per ASTM E2190) required for a gas-filled IGU to be listed, not a trade association or company name","For older or discontinued certifications, check the 'Archived Certified Products Directories' page before concluding a product was never certified"],"gotchas":["IGCC certification attaches to a specific unit construction (glass, spacer, sealant combination) at a specific plant — a manufacturer's other product lines or plants are not automatically covered","The online search tool is form-based and requires exact or partial-match manufacturer names; a misspelled or abbreviated company name can return a false negative","Do not misread 'GCIA' in a listing as an organization or association name — it is a test-result field, and its absence on a non-gas-filled unit's listing is not itself a red flag"],"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":"verified","url":"https://mcp.waymark.network/r/f9bb792a-73fc-44c3-b3db-bb6bb43cbf94"}