Tiling A Floor Over Plywood

If you add a layer of plywood or cementboard however you could raise the floor by as much as 3 4 inch not including the extra height added by the tiles themselves.

Tiling a floor over plywood.

Hope you didn t like your beautiful new tile floor. As the plywood or osb expands the ceramic won t. A couple options considered are. You cannot install tile directly onto plywood because it is not dimensionally stable.

Plywood and osb expand and contract with humidity and temperature much more than ceramic tile. Thinset is the wet base that you first trowel on the plywood to make the tile. Use the right. Follow the directions on the packaging to properly mix the thin set mortar.

Lay down a vapour barrier overtop the concrete pad then fasten 3 4 inch plywood using a ramset to the concrete pad. Use thinset with a higher latex content. To install ceramic tile over wood the wood surface must be structurally sound enough to support the weight of the tile. Use a polymer modified thin set a type of mortar to attach the backer board to the subfloor.

With a trowel scoop out and spread enough mortar on. Regular seasonal humidity shifts are significant enough to make the average 10 x 10 wood subfloor floor expand or contract as much as 1 2. However tiling onto plywood floors is still acceptable under british standards. Tile can be installed over a plywood substrate and it is actually a fantastic way to make sure you don t have deflection in your floor.

Under british standards bs 5385 part 1 plywood has now been excluded as a suitable substrate material for the direct fixing of wall tiles therefore when tiling on to walls a tile backer board is required. Use a large bucket and. Install concrete board over the plywood. Increasing the floor height can create problems in a room with cabinets or a toilet and it may cause headaches at transitions to other rooms with different flooring.

Ceramic tile doesn t expand contract nearly as much. While tile can be laid on plywood do not install tile directly onto. To install the concrete board apply tile adhesive to the back then press it down against the plywood. If you put tile directly on top of plywood it will chip and break.

Chipboard cushioned vinyl flooring particle boards of any type oriented strand board osb interior grade plywood tongue and groove planking and hardwood floors are unsuitable substrates for direct installation of ceramic tile.