Floor Cement Board Thickness

While using 1 4 thick rather than 1 2 thick cement backer board is acceptable how you install the backer board and attach it to the plywood subfloor is as important as how you lay the tile on top of it.

Floor cement board thickness.

If you re installing backer board over an existing subfloor 1 4 inch is sufficient. Can i use it for that. It has to be rock solid before you lay the 1 2 in. Lay the first sheet of cement board onto the mortar so the rough side of the board is facing up.

Make a rough plan for the cement board sheet layout based on the area to be covered and the size of the cement board sheets. We take a look at tile backer board including types applications and tips for proper installation. You use special screws like cement screws like hardy backer to secure the cement board to the wood i want to put this on the ground and put fake grass over it. It s the best substrate for your tiling job.

Whatever your subfloor is made of be sure it s squeak free before you install the cement board. The all new hardiebacker cement board with hydrodefense technology delivers exceptional performance with a waterproof composition throughout the board. Leave a 1 4 inch gap between the board and any adjacent walls. Cement board replaces the mortar bed and anchors the tile to the needed flat surface allowing the tile job to last a long time.

The edges of the cement board should be no closer than 8 inches to the joints in the subflooring. Screwing the plywood down to the floor joists should take care of most squeaks. Cement fiber or similarly reinforced backer board comes in standard 1 4 inch and 1 2 inch thicknesses. Hello why does my bucket of pre mixed thinset morter say do not use to install backer board to sub floor.

If you use a too thin cement board it won t successfully support.