Designed to make weatherization easier and save time on the jobsite, Henry® Moistop® Sealant is both a moisture-resistant sealant and a flashing. Fully compatible with all Henry products, Moistop Sealant delivers excellent adhesion and moisture resistance on a wide range of building materials, surfaces and structures. It also provides flexible, gap-free flashing even around curved intrusions and can fill construction joints up to ½ inch thick.