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Fiberon® Wildwood™ composite cladding

This is a listed siding assembly. Listing 8140-2045:0504. This site cites astm-e84. Match the model and orientation. A listing is not a permit.

Fiberon® Wildwood™ is 3/4-inch composite cladding offered in 1x6, 1x8, and 1x12 open-joint profiles for horizontal or vertical installation. Fiberon documents NFPA 268, SFM 12-7A-1, and ASTM E84 Class B performance. OSFM listing 8140-2045:0504 covers the listed wall assembly, including its sheathing, Type X gypsum, weather barrier, furring, and maximum joint gap.

Kind: listed-assembly. Brand: Fiberon. Listing evidence: OSFM WUI handbook 2026-08-25. Page reviewed 2026-08-25. 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
Thickness 0.75 in Fiberon Wildwood composite cladding product specifications (manufacturer)
Test standard sfm 12 7a 1 OSFM Building Materials Listing — 8140-2045:0504 (official-listing · Listing 8140-2045:0504, TEST PROTOCOL)

Published requirement matches

These links are generated from the cited attributes above. They do not decide installation or a project result.

ProgramID / sourceEvidence dateExpiresStatus
CAL FIRE BML 8140-2045:0504 · Search BML for 8140-2045:0504 2026-08-25 2027-06-30 listed

Tests and programs cited

Models named on the listing

ModelApplication
1 x 6 Open-Joint Profile horizontal or vertical wall cladding
1 x 8 Open-Joint Profile horizontal or vertical wall cladding
1 x 12 Open-Joint Profile horizontal or vertical wall cladding

Sources

Fiberon® Wildwood™ composite cladding. FireApproved. https://fireapproved.com/materials/fiber-composites-llc-8140-2045-0504/. Last verified 2026-08-25.