Keep in mind when building up the thickness of your sub floor to overlap the seams of the different layers of plywood as this will also help stiffen the floor.
Tile over wood.
If installing over an appropriate wood surface sand the wood to make it smoother and remember that the installation will work better over a subfloor at least 1 1 8 inches thick.
Install 1 4 inch cork by thin setting it to the concrete pad then installing the heating system by fastening it to.
Old solid hardwood can cup or swell over time too.
If the wood is heavily gapped these gaps must first be fixed.
But a number of precautions must be taken to ensure a successful installation.
Then cover the seams with seam tape.
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.
While most floor tile these days is installed onto a layer of cement board or similar backerboard it is possible to lay tile directly over plywood.
Vinyl flooring over wood flooring.
Lay down a vapour barrier overtop the concrete pad then fasten 3 4 inch plywood using a ramset to the concrete pad.
The tile industry recommends a sub floor of at least 1 1 4 thick.
But there are other.
A couple options considered are.
The biggest and most obvious advantage of wood look tile for most homeowners is the cost.
If there is too much deflection in your sub floor then tiles may pop loose over time.
Laying tile over a plywood subfloor can be tricky but if you prepare the sub floor properly your tile floor will last for a lifetime.
Solid hardwood or engineered wood flooring may serve as bases for vinyl flooring.
Concrete board typically comes in 3 5 foot sheets and it can be attached to the wood subfloor to provide extra strength.
This condition would make direct installation over the wood difficult.
To install the tile you must first install concrete board.
Laying tile over a plywood subfloor can be tricky but.