... friendly 5, easy process Polyethylene Polypropylene Composite Waterproofing Membrane Production IntroductionThis Polyethylene Polypropylene Composite Waterproofing Material is processed ... application in kitchen, toilet, swimming pool and so on. It prevents damage to the waterproof material while ... , municipals, bridge, metro, tunnel, dam and so on. Especially good for some Key project that have high ...