Cement Board Over Hardwood Floor

You can screw down hardy backer 1 4 cement board right over your wood.

Cement board over hardwood floor.

If the hardwood flooring is composed of narrow boards with a very smooth flat surface you could leave the flooring in place and screw cement backer board down on top of it before applying the tile. I think most people worry about how to cut it and once they have a plan for that then they think it ll be a breeze. It s easy to do and will give you the best surface for tile. But i ve seen these screw ups for.

But it s considerably more difficult to install a 3 4 in. This means that tile applied to cement backer board resists cracking and popping loose better than tile applied to a plywood subfloor alone. Buy a quality thinset. Wood planks to the plywood.

Board will only help to break up the cement board as you install the flooring. Nailing could be problematic. The best approach would be to remove the wood flooring and screw down a layer of 5 8 or thicker plywood followed by a layer of 1 2 cement backer board before laying the tile. As mentioned before the thinset fills the small gaps between plywood and cement board.

Cement backer board is more dimensionally stable than plywood and forms a better bond with the thin set adhesive used to glue the tile down. Failed floor on cement backer boards why this happens. You need near 100 contact between the hardibacker and the underlying plywood or the hardibacker will flex and cause your tiles to pop or crack. If you can get at least a 3 8 underlayment plus the existing sub floor you should be fine for the hardwood install.

If you love solid wood floors and your home rests on a concrete slab you re not out of luck. Plywood to the concrete. When installing tile on a cement backer board like durock or hardie backer board it is critical to. Lay a plastic moisture barrier and then screw 3 4 in.

Try it and see if it works. Cement board installation is not something that is incredibly difficult. Wood floor over concrete than over a wood subfloor.