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MoistureShield

This is a listed decking assembly. Listing 8110-2321:0501. This site cites sfm-12-7a-4. Match the model and orientation. A listing is not a permit.

MoistureShield listing 8110-2321:0501 in OSFM category 8110. MoistureShield Meridian™ Composite Deck Board, material in size 1” x 5.4”. Installed on nominal 2” x 6” Douglas-fir joists, 16” O.C. Maximum 3/16” edge-to-edge gap spacing. Refer to manufacturer’s installation instructions and product data sheets.

Kind: listed-assembly. Brand: MoistureShield. Listing evidence: OSFM WUI handbook 2026-08-25. Page reviewed 2026-08-26. JSON (CC BY 4.0)

Documented attributes

Each value below points to its field-level manufacturer, official-listing, test-report, or standard-body evidence.

AttributeValueEvidence source
Assembly role deck surface CAL FIRE OSFM Building Materials Listing — 8110-2321:0501 (official-listing · Listing 8110-2321:0501, Description field)
ProgramID / sourceEvidence dateExpiresStatus
CAL FIRE BML 8110-2321:0501 · Search BML for 8110-2321:0501 2026-08-25 2027-06-30 listed

Tests and programs cited

Sources

MoistureShield. FireApproved. https://fireapproved.com/materials/moistureshield/. Last verified 2026-08-26.