Backerboard does not shrink or expand when it comes into contact with water mortar and grout both contain water.
Ceramic tile on plywood wall.
Plywood substrate alternatives.
I am going to put 4 x 4 ceramic wall tile in my kitchen.
All large tiles and large single sheet wall panels are made from pine face plywood not hardwoods.
Mastic adheres the tile directly to a wooden sub floor to a wooden back splash or onto a piece of plywood.
To be sure maybe drill up to 6 evenly spread out holes in the plywood at least 4mm deep or straight through in the areas to be tiled so the adhesive sinks into the holes and hardens hence creating a stronger fix.
Plywood will expand and deform if subjected to moisture or humidity.
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 however tiling onto plywood floors is still acceptable under british standards.
Currently there is 3 8 plywood underneath the current covering i don t know what you call it but it is 1 4 glossy cover with fake 4 patterns so that it looks like tile.
Cement backerboard is made for tiling.
Clean and heavily score area to where tiles are to be fixed it sounds like the adhesive does not have a rough surface in which to secure itself to.
Answer answer we normally don t recommend to bonding to exterior glued plywood egp but it can be done in interior dry applications.
Glue called mastic is the least expensive method for installing tiles.
Interior 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.
I was thinking of removing the covering and then possibly putting tile over the plywood.
This ensures the tile adhesive secures to the.
On one wall its covered with 12mm plywood presuming that the walls were uneven when kitchen went in the tiles they are using are 20x20 plain white am i right in thinking that i cant put adhesive straight onto the plywood and would be better off putting backerboard or plasterboard onto the plywood first then tiling over this.
Wash the wall with tsp tri sodium phosphate or an ammonia based cleaner to remove any grease or oil.
For wall installations your real concerns are whether you want to use thinset directly on the wood and whether you are using an exterior or interior type of plywood.
The safest most prudent course is to install tile on top of a cement backerboard such as durock wonderboard or hardiebacker.
To do so make sure all of the tiles are intact and secure.
There are thin set dry set mortars design specifically for adhering ceramic tile to plywood that is designated as an ansi a118 11 thin set mortar.
If existing tiles are beyond repair remove the tile and install a piece of wallboard in its place.
If you need combed material like walnut birch oak mahogany etc.
For the best results when tiling onto plywood floors follow these instructions.