Can You Tile Over Plywood Wall. Floor tiles are used on floors. If you are working in an interior setting in a dry area where the tile will never come into contact with water, you can install the tile directly onto the face of the plywood so long as you use the proper type of.
You can tile over some of these surfaces if you have an appropriate underlayment in between them and the tile.
Either backerboard or concrete board is fine, but i'd recommend backerboard on the wall it probably doesn't matter, but i would (and did) use backerboard on the floor over plywood. It might be done to create a subfloor for ceramic tile to be installed over an existing wood subfloor or for making a concrete countertop. For example, we had a customer with old vinyl if you are tiling a wall in a dry area (such as a kitchen backsplash or a wainscoting), you can tile directly onto painted and/or primed drywall. You can tile over some of these surfaces if you have an appropriate underlayment in between them and the tile.