Henry 212 All Purpose Crystal Clear Sealant is a one-part, highly elastic, high-performance thermoplastic sealant. The sealant exhibits excellent adhesion to a variety of construction materials. It can be applied to wet or dry surfaces and has excellent low temperature flexibility. It is non-staining, non-sagging and skins over, tack free within 30 minutes. Part of the Fortifiber® 1-2-3 moisture control system, Henry® 212 is designed to withstand the rigors of the jobsite and the elements, and is backed by an industry-leading 15-year warranty.