How To Install Ceramic Tile Under Plywood Subfloor

If you want to know why it s because it pretty much doesn t matter what the subfloor is under that plywood.

How to install ceramic tile under plywood subfloor.

There are tile companies that actually use 3 4 exterior rated plywood as their standard substrate with a quality modified thinset. The coach demonstrates how to install a 3 8 plywood subfloor in a bathroom. I ll either use 1 4 inch cement backerboard or a proprietary product like schluter ditra. 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. Add a layer of 1 2 in. While tile can be laid on plywood do not install tile directly onto the plywood subfloor itself. Install a cement based backer board following the manufacturer s instructions.

It should be completely covered with thin set. Need to install a subfloor. Secondly i would never tile directly over the plywood as this video seems to imply is acceptable. The plywood adds stiffness and stability to the floor.

With the plywood in place install the backer board as you normally would. Once you have filled the space place the sheet down onto the thinset. Pull the tile up and check the back of the tile. Screws every 6 in.

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. Install the sheets one at a time. Put the first test tile onto the thin set bed. You can have 5 8 osb and 19 2 oc joists and it still works.

Mix your thinset according to the instructions on the bag. Planning and patience along with these tips will help ensure that you install the quality of finished flooring you are looking for. Use thinset with a higher latex content thinset is the wet base that you first trowel on the plywood to make the tile stick. Always follow the manufacturer s installation.

Bc plywood over the old subfloor using construction adhesive and driving 1 1 4 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.