Products / DynaBase PR

DynaBase PR is a glass scrim-reinforced polyester SBS modified bitumen base or ply sheet with a fine mineral parting agent that may be installed in Type IV asphalt or an approved JM adhesive, and may be used as a backer ply in two-ply flashing systems. The data sheet (RS-4265, 3-21) says it meets ASTM D6164 Type I Grade S and prints a thickness of 91 mil and a roll about 1 m wide by 15 m long covering 148 square feet at 85 lb, made in South Gate, California, Macon, Georgia and Plattsburgh, New York. It lists a Peak Advantage guarantee of up to 30 years in most 2 to 5 ply JM SBS systems.