Sealant, Silicone Sealant, Water Based Sealant manufacturer / supplier in China, offering Water Based Firestop Sealant for Building Construction, Ht7965: Strong Adhesion Properties 2K Silicone Structural Sealant for Super-High Tall Building Curtain Wall & Insulating Glass Unit, Ht7865 High Strength 2K Silicone Structural Sealant for Curtain Wall & Insulating Glass Unit and so on.