JH-3200 high performance weather resistance silicone sealant used for glass,aluminum.marble,some types of curtain wall JH-3200 ... from 4~40°C, and can be directly applied by caulking gun; Oxime curing, non-corrosive to glass, coated glass, concrete, marble ... absorb moisture in air to cure for the sealant; Unsuitable for the frosty or moist surface; Unsuitable for the continually soggy or moist place ...