Products / HPR SA FR Base Sheet

Self-adhering SBS fiberglass-reinforced modified bitumen base sheet for the StressPly SA FR Mineral roof system, with an adhesion-promoting polyolefin film on top and a peel-off release film on the adhesive back. Supplied 80 mil nominal in 1 m by 51 ft rolls covering 150 sq. ft. Garland cites a Class A fire rating for approved assemblies. The finished membrane meets or exceeds ASTM D 6163 Type I.