How To Install Ceramic Tile Under Plywood Subfloor

With the plywood in place install the backer board as you normally would.

How to install ceramic tile under plywood subfloor.

Lay the tile flat and then with mild pressure slide the tile 1 4 inch back against the thin set ridges then slide it back into place. In my experience tile applied directly to plywood will be a short lived installation and more likely to encourage rot in areas near a tub or shower. Use thinset with a higher latex content thinset is the wet base that you first trowel on the plywood to make the tile stick. I ll either use 1 4 inch cement backerboard or a proprietary product like schluter ditra.

The coach demonstrates how to install a 3 8 plywood subfloor in a bathroom. Add a layer of 1 2 in. Lift one sheet leave the rest in place and spread thinset directly onto the subfloor filling the area left by the sheet use a 1 4 x 1 4 notch trowel. Osb panels provide an excellent base for many types of finished flooring including ceramic tiles if careful attention to the construction and preparation of the subfloor is paid in order to avoid costly callbacks.

The plywood adds stiffness and stability to the floor. You can have 5 8 osb and 19 2 oc joists and it still works. Use intervening layers of two sheets of plywood. Always follow the manufacturer s installation.

If you want to know why it s because it pretty much doesn t matter what the subfloor is under that plywood. It should be completely covered with thin set. Pull the tile up and check the back of the tile. Install a cement based backer board following the manufacturer s instructions.

Need to install a subfloor. Bc plywood over the old subfloor using construction adhesive and driving 1 1 4 in. Install the sheets one at a time. Once you have filled the space place the sheet down onto the thinset.

Mix your thinset according to the instructions on the bag. There are tile companies that actually use 3 4 exterior rated plywood as their standard substrate with a quality modified thinset. Put the first test tile onto the thin set bed. Secondly i would never tile directly over the plywood as this video seems to imply is acceptable.

Planning and patience along with these tips will help ensure that you install the quality of finished flooring you are looking for. While tile can be laid on plywood do not install tile directly onto the plywood subfloor itself.