HANJOIN Neutral Structure Silicone Sealant, Butyl Rubber Sealant, and High Grade Weather Resistant Silicone Sealant series provide a comprehensive solution for glass curtain walls. HANJOIN Neutral Structural Silicone Sealant, Weather-Resistant Silicone Sealant is divided into transparent system and colored system, high performance, high strength, high modulus, with displacement capacity ± 25% , meeting the requirements of high and super high glass curtain wall, meeting the requirements of high transparency glass engineering.