Tile Over Hardwood Subfloor

How to tile on a wooden floor 1.

Tile over hardwood subfloor.

Measure the wall. Install 1 4 inch cork by thin setting it to the concrete pad then installing the heating system by fastening it to. 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. 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.

However if it s still somewhat rough bumpy or. 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. Lay down 1 2 inch thick cement backerboard over the wood subfloor or hardwood. Floor tiles usually should be laid over a strong underlayment of cement board or treated plywood.

Fill seams in the subfloor with caulk. 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. Lay down a vapour barrier overtop the concrete pad then fasten 3 4 inch plywood using a ramset to the concrete pad. Use intervening layers of two sheets of plywood.

Cut the backerboard to fit the edges. First changes in humidity make solid wood shrink swell and cup more than plywood. 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. This prepares and seals the surface for the.

Apply fiberglass tape to each seam in the backerboard to cover it. Tape off any affected vents with painter s tape. Check for dips in the floor by sliding a 4 foot to 6 foot straight edge in different directions all around the room. A couple options considered are.

Use thinset with a higher latex content thinset is the wet base that you first trowel on the plywood to make the tile stick. If your wood subfloor is smooth and even you can progress to step 3. While tile can be laid on plywood do not install tile directly onto the plywood subfloor itself. 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.

Trowel on a thin layer of thinset mortar over the. Roll on a layer of latex primer sealer. If so make sure the floor is solid and well sealed. Second the strength of wood boards isn t always consistent.