have modified asphalt by SBS thermoplastic elastomer, on both sides have isolate materials and with the base cloth PY (polyester mat), G (fiberglass mat), NK (compound base), PYG (Glass fiber reinforced polyester mat).
Upper surface isolate material: Polyethylene film (PE), Fine sand (S), mineral (M).
Under the surface isolate material: Polyethylene film (PE), Fine sand (S).
SBS bitumen waterproof membrane is widely used in industry waterproof, civil construction roofing and underground waterproof. SBS modified bitumen waterproof membrane is specially used as waterproof material in cold area. Possess good tensile strength, elongation rate and size stability which could be well suited the substrate distortion and crack.