Cement Board Drywall

Keep the cement backer boards about 1 4 inch apart.
Cement board drywall. It provides a strong base on which to install tile and stone. This type of drywall is covered with fiberglass instead of paper which protects the gypsum board from rot and offers even greater resistance to mold and mildew. In high moisture shower areas such as shower enclosures use cement backer board. At some point along the wall the cement backer board will meet with the drywall used in the rest of the room.
Permabase 0 438 in x 36 in x 60 in plus cement backer board. Cement board also comes in panels but that s where its similarity to drywall ends. The quality of the board is a little tougher than regular drywall but some construction pros find it easier to cut. Cement board is a very hard panel formed by cement slurry and reinforced fiberglass mesh.
Cement boards are made up of cement and glass fibers. Paperless drywall has been replacing paper drywall. It was developed to replace lath and plaster construction. Fire resistant drywall boards are crafted with glass fibers in an extra thick design that makes them ideal for use in utility rooms garages and areas near a furnace or wood stove.
This joint needs to be flush and smooth in order for the tile or other wall covering to be installed correctly and to create a professional finished appearance. After pressing the boards into the mortar screw them in with screws made especially for cement backer board installation. Essentially drywall is gypsum pressed between two sheets of paper. How to make the transition from cement board to greenboard.
Just as you would with drywall make sure the screwheads are slightly depressed below the cement backer board surface. These are available in 4 8 foot and 3 5 foot sheets that are either 1 2 inch or 1 4 inch thick. Greenboard is a moisture resistant drywall product designed for use in areas of high humidity and where occasional incidental contact. This product resists direct moisture making it a top choice for installation in areas of high humidity.