Tile Over Hardwood Subfloor

Still you may need to tile directly over an existing hardwood floor for instance to avoid raising the floor level significantly relative to an adjacent floor.

Tile over hardwood subfloor.

This prepares and seals the surface for the. A couple options considered are. Tape off any affected vents with painter s tape. However if it s still somewhat rough bumpy or.

Floor tiles usually should be laid over a strong underlayment of cement board or treated plywood. Trowel on a thin layer of thinset mortar over the. If the tile is being installed in a bathroom consider applying an isolation membrane over your wood subfloor to further protect against expansion and contraction. A 3 4 inch plywood subfloor on a joist structure with 24 inch spacing needs the extra thickness of cementboard or the floor will flex and the tiles will crack.

While tile can be laid on plywood do not install tile directly onto the plywood subfloor itself. Measure the wall. According to backer board manufacturers and tile setters installing backer board directly over an old solid wood subfloor is risky for a couple of reasons. Lay down 1 2 inch thick cement backerboard over the wood subfloor or hardwood.

Apply fiberglass tape to each seam in the backerboard to cover it. Uncoupling membranes aren t recommended for tiles smaller than 2 inches square and should not be used when covering old hardwood flooring due to adhesion problems. How to install vinyl tiles over a wood floor sand the wood floor make sure it s thoroughly clean and dry until it s as smooth and even as possible with no bumps. Lay down a vapour barrier overtop the concrete pad then fasten 3 4 inch plywood using a ramset to the concrete pad.

If your wood subfloor is smooth and even you can progress to step 3. If the hardwood flooring is composed of narrow boards with a very smooth flat surface you could leave the flooring in place and screw cement backer board down on top of it before applying the tile. If so make sure the floor is solid and well sealed. Use intervening layers of two sheets of plywood.

Roll on a layer of latex primer sealer. How to tile on a wooden floor 1. Use thinset with a higher latex content thinset is the wet base that you first trowel on the plywood to make the tile stick. You shouldn t tile directly over hardwood flooring since it can expand contract and cup due to seasonal changes in temperature and humidity.

Second the strength of wood boards isn t always consistent. Cut the backerboard to fit the edges. First changes in humidity make solid wood shrink swell and cup more than plywood. Fill seams in the subfloor with caulk.