Materials:Weatherlock G

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 eave protection membrane and underlayment for asphalt shingle systems.

Click below for the Technical Data Sheet