Products / DynaLastic 180

DynaLastic 180 is a polyester-reinforced SBS modified bitumen mineral-surfaced cap or flashing sheet that may be installed in Type IV asphalt or an approved JM adhesive. The data sheet (RS-4106, 3-21) says it meets ASTM D6164 Type I Grade G, prints a thickness of 157 mil, and a roll about 1 m wide by 10 m long covering 95.8 square feet at 101 lb, made in South Gate, California, Macon, Georgia and Plattsburgh, New York. Colours are black and white; the standard white granule has a printed solar reflectance index of 25. It lists a Peak Advantage guarantee of up to 30 years in most 2 to 5 ply JM SBS systems.