Cement Board On Uneven Floor
Because it is waterproof and resists movement cement board is the preferred backing material for ceramic tiles.
Cement board on uneven floor. Drywall screws spaced every 6 in. Installing flooring on an uneven concrete can cause buckling and loose boards after the installation. For ceramic tile floors the cement board usually rests on a plywood subfloor minimum 5 8 inch thick exterior grade plywood or osb if new ceramic tile is being laid on an existing floor the cement board can usually be laid right over the existing floor finish provided it is in good shape and the extra floor thickness is not a problem. An uneven concrete floor can be unsightly as well as unsafe.
Tile laying tricks for uneven surfaces. Vinyl flooring glued over 1 4 in. An uneven floor or wall surface can lead to several problems in a tile job. Thick cement board instead of the usual 1 2 in.
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. It comes in sheets that resemble small heavy. Tongue and groove material screw the underlayment down right through the vinyl with 1 1 4 in. Cement boards that some in sheets.
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. How to repair uneven cement boards.