If installing over an appropriate wood surface sand the wood to make it smoother and remember that the installation will work better over a subfloor at least 1 1 8 inches thick.
Backer board on wood floor.
Works under interior floors to provide a solid foundation for tile vinyl wood and other flooring.
The backer board comes in different sizes and you will pick the right one depending on the type of floor you are installing.
Second the strength of wood boards isn t always consistent.
Also called a cementitious backer unit or cbu.
Floor tiles should be installed over smooth flat surfaces.
Cement board is james hardie hardiebacker 1 4 in.
Tile backer boards like hardibacker board wonderboard permabase and durock cement backer board installs.
Fasten the backer board to the floor using proper nails or screws as recommended by the manufacturer every 8 around the perimeter and all supporting the studs.
Score the board with a utility knife then cut it using a jig saw with a carbide blade.
James hardie hardiebacker 1 4 in.
First changes in humidity make solid wood shrink swell and cup more than plywood.
According to backer board manufacturers and tile setters installing backer board directly over an old solid wood subfloor is risky for a couple of reasons.
Cement board is the most durable trouble free tile backer for tub surrounds showers floors and all other wet areas.
If you must install over such surfaces it is best to install a backer board over the old surface and install the tile on the backer board.
Cement board will also work as a countertop backerboard and underlayment for tile granite and other stone surfaces.
Cement board installation on floors.
Cement board is a cement backerboard designed for use with floors and countertops.
The backerboard should completely cover the subfloor joints.
Do a dry run and lay the backerboard down to fully cover the area you plan to tile.
Make sure that the nail or screw heads are not sticking up above the board surface.
Because cement backer board is porous thinset grout and mortar adhere well to it.
Its made from cement and sand and is reinforced by fiberglass mats on both sides so it s impervious to water.
Keep fasteners between 3 8 and 3 4 from sheet edges and 2 in from sheet corners.
Backer boards can be nailed or screwed into studs or cinderblock brick mortar or concrete.