Sealing Plaster Walls Before Tiling

Before you get to it you should level the bathroom the kitchen and or the hallway walls.

Sealing plaster walls before tiling.

Tiling onto plaster backgrounds. To prepare your walls for tiling is rather simple as long as you have the right know how mindset patience and tools. Plaster is a weak material compared to brick and cement. You could use a coat of thinned pva to seal the plaster or you could mist coat the plaster with a thinned coat of emulsion which will seal it and will not affect adhesion of the tiles.

One handy tip my father in law taught me three years ago was if you plan on tiling a wall and the wall is uneven then the plastering doesn t need to be abs. If you are using a cement based adhesive then you will need to prime the plaster with a suitable primer i personally only use weber pr360 it is a acrylic primer and i use this type of adhesive on all walls now apart from on kitchen walls with small tiles then i will use tubbed adhesive. When applying tile to a plastered surface it is important not to overload the weight of what the plaster will take before failure occurs plaster will support about 20kg m2 or about a 9mm thickness of. You may tile over existing tile painted or unpainted drywall plaster and textured walls.

Make a mark on the wall with your starting point. There are specific wall primers designed to take tile adhesive from bal etc but if you are on a budget then mist coating will be fine. Make a gauge rod using a length of straight timber. However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.

Tiling should be set out from the centre of the walls either the centre of a tile or the joint between two tiles positioned in the centre of the wall whichever of these two options avoids small cuts of the tiles.