PermaBASE® Cement Board

A durable surface designed to withstand prolonged exposure to moisture. The professional’s choice Lightweight and easy to install Moisture & Mold Resistant EdgeTech® Reinforced Edge Easy to Cut Interior and Exterior Use PermaBASE® Cement Board provides a durable surface designed to withstand prolonged exposure to moisture. Made with Portland cement, aggregate, and fiberglass mesh, it works well as an underlayment for tub and shower surrounds, countertops, flooring, and a variety of other interior and exterior applications. Lightweight and easy to install, our EdgeTech® Technology allows a closer nail or screw application. Advantages Stays intact when exposed to water; will not rot, disintegrate, or swell. Achieves the industry’s lowest water-absorption rating (ASTM C473). Helps inhibit mold growth with the highest possible score on mold tests (ASTM D3273 and ASTM G21). Resists impact and remains dimensionally stable. Holds up to toughest conditions. Lightweight and easy to cu