Floor Leveler Over Cement Board

The plywood floor is 3 4 and sits on joists.

Floor leveler over cement board.

My plan was to fill it with self leveling compound before installing the cement backerboard and then the tiles. Concrete leveler achieves high 24 hour strength and can be covered with finished flooring in 4 to 16 hours at 70 degree f 21 degree c depending on the flooring type. Self leveling underlayment products can be used on concrete floors wood subfloors that are uneven but still in decent shape and even over ceramic tile floors eliminating the task of tearing. It is important for the self leveling compound to properly bond with the subfloor so preparation is the key.

Thick cement board instead of the usual 1 2 in. Vinyl flooring glued over 1 4 in. Cement reinforced faced insulation boards prime floor use flexible adhesive to bond to floor stagger board joints and fix scrim tape. There s a dip about 3 8 deep by 2 feet wide by 5 feet long.

Cement boards that some in sheets. I know it seems like a smooth surface and it seems like it may fix some of the issues with the concrete floor but don t do it. Drywall screws spaced every 6 in. Levellite self leveling underlayment helps level floors prior to levellite self leveling underlayment helps level floors prior to the installation of ceramic tile natural stone resilient flooring carpet wood and other floor coverings.

Installing cement board over a concrete subfloor. You can apply self leveling compound directly to hardibacker cement board or any other approved tile setting materials. Tongue and groove material screw the underlayment down right through the vinyl with 1 1 4 in. As long as the subfloor is 3 4 in.

The preparation of the sub floor will be different depending on the type of sub floor you want to level. This quick setting underlayment can be applied to 2 in. It can be used indoors and outdoors. In addition you could core holes staggered across the board adhesive will lock boards in position you may also need to weight boards until adhesive sets.