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Product Guide / Class A Roofing
Owens Corning
TruDefinition Duration Shingles
Model TruDefinition Duration
Standard met: ASTM E108 / UL 790, Class A fire resistance, as stated in the manufacturer technical data.
Spec sheetWhat Qualifies
Safer from Wildfires measure. A Class A fire-rated roof under the California Wildland-Urban Interface Code (CWUIC) Section 504.2.
Where to Get It