Cement Board Thickness For Floor Tile

For ceramic tile floors the cement board usually rests on a plywood subfloor minimum 5 8 inch thick exterior grade plywood or osb.

Cement board thickness for floor tile.

Cement board is the most durable trouble free tile backer for tub surrounds showers floors and all other wet areas. The edges of the cement board should be no closer than 8 inches to the joints in the subflooring. 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. Here s the right way to attach cement backer board to a plywood subfloor.

Cement boards generally come in 1 4 inch 1 2 inch and 5 8 inch thicknesses. While you can use all thicknesses of cement board on countertops and floors the minimum thickness for tiling walls is. It has to be rock solid before you lay the 1 2 in. Its made from cement and sand and is reinforced by fiberglass mats on both sides so it s impervious to water.

Thick 3 x 5 ft. The deck is enclosed on 3 sides by the brick house and only open on the 4th. This is called staggering the joints and makes for a stronger tile base. Under the deck is a 6 thick concrete patio with footers.

It s typically available in 1 2 in. If you re installing backer board over an existing subfloor 1 4 inch is sufficient. Also an ideal underlayment for tile on floors and countertops in new construction and remodeling. Fasten the first sheet fasten the cement board sheet to the subfloor with 1 1 4 inch cement board screws.

On center with corrosion resistant wood steel screws or hot dipped galvanized. Cement fiber or similarly reinforced backer board comes in standard 1 4 inch and 1 2 inch thicknesses. Both the bottom under the deck and top on the. Board is readily applied over wood or steel framing spaced 16 in.

Usg durock brand cement board with edgeguard offers architects builders and tile contractors a strong water durable tile base for tub and shower areas. Whatever your subfloor is made of be sure it s squeak free before you install the cement board. That side faces west. Hardiebacker cement board is made better to install better and perform better.

The thinset goes on top of the cement board to stick the tiles.