Put the waterproof material of asphalt or polymers on the carcass to make a waterproof product and provided as a roll, that is called waterproof roll. According to different elements, it can be divided into asphalt waterproof roll, polymer modified asphalt waterproof roll and synthetic polymer waterproof roll. Waterproof roll is mainly used in building walls, roofing, tunnel, road, landfill and so on. It is a flexible building material against the rain and preventing the leakage of the ground water. As the bridge of the building’s foundation and building, and the fist resistance of the waterproof project, it plays an important role in the whole project.This product is highly compatible with asphalt, and can increase the plasticity, viscosity, cold resistance aging resistance and leveling property, making it one of the best waterproof rolls.