Derfoe SEC-C30,C31,C32 silicone exterior wall gap filling adhesive is mono-component and neutral curing, high modulus and has no corrosive to concrete metal, coated glass with outstanding weathering resistance and antiaging performance, high and low temperature resistance, with favorable adhesion, it can be extruded out and used under diversified weather, and can immediately react with water in air, and cure into durable, outstanding and elastic silicone sealant, ozone, UV and rain resistant, and it features outstanding-adhesion to most building materials.