Materials:Deck Defence

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Materials:Deck Defence

Notice to the Reader:

The roofing assembly / material information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications. The preparation of a detailed specification is the responsibility of the design authority.

Manufacturer: Owens Corning Canada
Accepted for RoofStar Guarantee Program
November 2013
Product Summary
Accepted as an underlayment for asphalt shingle systems sloped 1:3 (4" in 12") or greater.
Click below for the Technical Data Sheet
Technical Data Sheet

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