United States / Build / DaVinci® composite shake and slate roof assembly

DaVinci® composite shake and slate roof assembly

This is a listed roofing assembly. Listing 8180-2272:0500. This site cites ASTM E108 / UL 790. Match the model and orientation.

Kind: listed-assembly. Brand: Westlake DaVinci Roofscapes, LLC. Listing evidence: OSFM WUI handbook 2026-08-25. Page reviewed 2026-08-25. JSON (CC BY 4.0)

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Attributes identify roof-covering · class-a for this record. Solarhide underlayment, shake or slate profile, plywood deck, staples, tile nails, and a 3/8-inch tile gap are the match set on warnings for the covering class-a row. ASTM E108 is the test standard on attributes.

OSFM 8180-2272:0500 is the identifier for that complete listed assembly. Covering Class A here is the assembly, not a tile standing alone.

Lot comparison is how that assembly meets a place. The 3/8-inch tile gap is part of the listed match set, not an optional aesthetic.

Documented attributes

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

AttributeValueEvidence source
Form
Assembly role roof covering DaVinci roofing and siding product overview (manufacturer)
Fire
Fire rating class a DaVinci roofing and siding product overview (manufacturer)
Test standard astm e108 DaVinci roofing and siding product overview (manufacturer)

Where this product goes

FA Exhibit ROF-100. The roof system, named

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 8180-2272:0500 · Search BML for 8180-2272:0500 2026-08-25 2027-06-30 listed

Tests and programs cited

Models named on the listing

ModelApplication
DaVinci Multi-Width Shake 22-inch-long, 5/8-inch-butt composite shakes in 4-, 6-, 7-, 8-, and 9-inch widths
DaVinci Single-Width Shake 22-inch-long, 5/8-inch-butt composite shakes in a 9-inch width
DaVinci Multi-Width Slate 1/2-inch-butt composite slates in 6-, 7-, 9-, 10-, and 12-inch widths
DaVinci Single-Width Slate 1/2-inch-butt composite slates in a 12-inch width

Specification notes

Sources

DaVinci® composite shake and slate roof assembly. FireApproved. https://fireapproved.com/materials/westlake-davinci-roofscapes-llc/. Last verified 2026-08-25.