Permabast 4' x 8' x 1/2" Cement Board

This versatile cement backer board is ideal for both indoor and outdoor applications, offering a durable and easy-to-install solution for a wide range of projects. Its lightweight design-up to 15% lighter than standard cement boards-makes it easy to handle and install, reducing strain and speeding up the installation process. With a 30-year warranty for interior installations and 15 years for exterior use, it promises lasting performance. Resistant to moisture and mold, it ensures a solid, dependable surface for tile bonding, with a smoother finish that enhances bond strength. The innovative EdgeTech Reinforced Edge allows fasteners to be applied closer to the edge for a more secure fit. Boasting the lowest water-absorption rating for cement boards per ASTM C473 standards, it provides exceptional tile adhesion and durability. UL GREENGUARD Gold-certified, this board meets low chemical emission standards to support healthier indoor air quality. A limited lifetime warranty covers interior use, offering peace of mind and reliable performance.