Floor Leveler Over Cement Board

Cement boards that some in sheets.

Floor leveler over cement board.

It is important for the self leveling compound to properly bond with the subfloor so preparation is the key. There s a dip about 3 8 deep by 2 feet wide by 5 feet long. Thick cement board instead of the usual 1 2 in. 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.

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. Cement reinforced faced insulation boards prime floor use flexible adhesive to bond to floor stagger board joints and fix scrim tape. This quick setting underlayment can be applied to 2 in. The preparation of the sub floor will be different depending on the type of sub floor you want to level.

As long as the subfloor is 3 4 in. The plywood floor is 3 4 and sits on joists. Drywall screws spaced every 6 in. If you have a concrete subfloor then you should not be contemplating installing cement board over it.

Installing cement board over a concrete subfloor. I d like to install slate tiles over a pre existing plywood floor. Tongue and groove material screw the underlayment down right through the vinyl with 1 1 4 in. 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.

You can apply self leveling compound directly to hardibacker cement board or any other approved tile setting materials. 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. 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. My plan was to fill it with self leveling compound before installing the cement backerboard and then the tiles.