For ceramic tile floors the cement board usually rests on a plywood subfloor minimum 5 8 inch thick exterior grade plywood or osb if new ceramic tile is being laid on an existing floor the cement board can usually be laid right over the existing floor finish provided it is in good shape and the extra floor thickness is not a problem.
Can i lay vinyl tile on cement board.
Installing ceramic tile over vinyl or linoleum surfaces can be more complicated than expected and probably should be avoided whenever possible.
Here is my concern.
On top of the 2 6 will be 3 4 subfloor thinset cement board redgard thinset tile.
Installing over existing vinyl.
One of the most important is the decision to use glue down tiles or self.
I have since decided to install vinyl sheet flooring.
If you follow all these steps you ll have a stiff monolithic crack free floor.
The cement board is not smooth.
Over time the likelihood of problems arising from such installation are far higher than if you use a substrate such as concrete which is recommended.
Hi i expected to install tile on my bathroom floor so i installed cement fiber board.
Also this will likely shorten the life of the vinyl flooring.
The ceramic tile institute of america recommends against using particleboard as a foundation for ceramic tile in flooring.
Use a notched trowel to apply thin set adhesive to the cement backer board in the area you will start applying the tile.
If i thinset the cement board down using a 1 4 x 1 4 trowel and screw it every 8 will the thinset end up being 1 8 thick.
Apply adhesive to backer board.
Lay the tile in the thin set using the chalk lines for reference making sure tile are properly spaced aligned even and level.
Lay the tile in thin set set the tiles using the same latex modified thin set and techniques used for the cement board.
Only mix as much thin set as you can use in a half hour and be sure to have solid support under each tile.
I d like to get as close as possible to matching the height of the existing tile.
Most vinyl tile floors are thin enough to support the extra thickness of both the backer board and the tile.
When installing vinyl tile itself to a subsurface you ll have a lot of options regarding color style and other decisions.
However if you can t remove the old surface or otherwise decide to install over it lay a backer board with thin set over the old surface to serve as your new subfloor material.
Birch or poplar underlay plywood is good for vinyl flooring birch is best.