4 Easy Ways for How to Cut Cement Backer Board
The difference is that drywall is made of gypsum covered with paper, and cement board is made of a combination of cement and reinforcing fibers. This means that unlike materials like drywall, plywood, or green board, there is no organic matter in the cement backer board. Unlike drywall, cement board has no gypsum, asbestos, or formaldehyde.