How To Lay Backer Board On Floor

Snap a grid to the subfloor using a chalk line to mark your backerboard placement.

How to lay backer board on floor.

Lay the backer board according to the manufacturer s instructions. Add more mortar as necessary to fill sunken areas in. For highly wet areas such as showers and bathtub surrounds cement board typically is attached directly over the wall studs and the studs may be covered with an intervening moisture membrane. Its made from cement and sand and is reinforced by fiberglass mats on both sides so it s impervious to water.

Do a dry run and lay the backerboard down to fully cover the area you plan to tile. Screws every 6 in. The other is foam backer board which is ok to install over concrete. Next place a sheet of the backer board over the wet adhesive.

If needed cut the backerboard to fit in small spaces or around obstructions. These convenient panels of cementitious board provide an instant flat hard surface that bonds with the thin set adhesives or mortars used to install tile. Check with wedi schluter laticrete goboard or whichever manufacturer to see how they want their product installed over a concrete subfloor. Remember that it is best when joints in the backer board are not aligned with the joints in the subfloor.

All the insider information on how to build and waterproof a. Anyone can enjoy the benefits of a cement board shower system if you follow these 3 easy steps. Cement board is the most durable trouble free tile backer for tub surrounds showers floors and all other wet areas. Walk gently on the panels as you begin to screw the backer board into the subfloor using special backer board screws.

Spread the mortar to about 3 16 thickness. Using a notched trowel apply a leveling bed of thinset mortar over the subfloor and embed the backer board sheets into the adhesive. Score the board with a utility knife then cut it using a jig saw with a carbide blade. Using the trowel spread adhesive and ridge it with the notched side of the trowel.

Place the first sheet of backer board on the mortar. Bc plywood over the old subfloor using construction adhesive and driving 1 1 4 in. Use a chalk line to mark the dimension of the backer board sheets onto the floor. Use 1 5 8 inch screws for 1 2 inch backer board.

The plywood adds stiffness and stability to the floor. The various brands of cement board such as hardiebacker durock denshield and wonderboard have become a standard tile backer material for nearly all ceramic porcelain and stone tiles for floor wall and countertop applications. Use 1 1 4 inch screws for 1 4 inch backerboard. Add a layer of 1 2 in.