Specially designed for repairing cracks subject to movement, sealing construction joints, restoring deteriorated concrete, and waterproofing concrete structures, FCM 80 has exceptional adhesive and elongation characteristics and is used in conjunction with the Xypex Crystalline Waterproofing and Protection System. It is a two-component product consisting of specialized liquid polymer dispersion and a cementitious powder. These components are mixed just prior to application. It is a flexible cementitious membrane recommended for moving cracks, construction joints, concrete block walls, and more. Xypex Chemical Corp. 800-961-4477. www.xypex.com