Not all plaster wall surfaces will support the tile properly.
Tiling onto plasterboard walls.
If you have a tiling job to do in your bathroom and the walls have been skimmed with plaster you have to follow a few guidelines when installing tile to make sure you do not have a failure resulting in all the tiles coming off the wall.
Answered 19th jan 2017.
Firstly check the condition of the plaster skim it should be fully dried out and a light pink colour.
It should be a minimum 12 5mm thick when fixed to timber framing or battening and fixed in accordance with the manufacturers recommendations.
The technique of layering means for you to apply one layer of filler and let it dry before you apply the next coat.
Score the wall with a stanley knife all over the area to be tiled the more heavily the better.
Your good to go just make sure the tiling and grouting is done to a very high standard if water is able to pass to the wall you will end up with damp problems.
Both painted and bare plaster allows for the installation of tile.
Testing the wall for durability.
Start with planning your wall tile installation.
Prime the surface prior to the tiling.
Tiling over plasterboard involves adhering tiles to a paper surface and although this will present little problem in dry areas if the wallboard is subjected to moisture it may deteriorate causing failure.
Preparation for tiling onto plasterboard plasterboard should be dry securely fixed and rigid with no protruding fixings with the face to receive decorative finishes exposed.
Vacuum clean and wipe the walls.
Plasterboard plasterboard is a very common indoor wall surface but is not suitable for tiling without waterproofing.
Do a precise measurement of the surface.
Can you lay tile on plaster walls.
Then give a couple of coats of pva or sbr bond.
Tiling onto plasterboard walls.