Butyl Tape, PU Foam, Spray Foam manufacturer / supplier in China, offering Endure High and Low Temperatures High Performance Butyl Rubber Tape Waterproof Sealing Self-Adhesive Butyl Tape, Building Material with Good Expansion & High Density for Door Seal Adhesive/Sealant Applications Factory Direct High-Quality Spray PU Foam Premium, High-End Neutral Silicone Sealant 300ml Silicone Sealant for Sunroom Use and so on.