Concrete plywood drywall or painted surfaces tiling requires appropriate preparation.
Sealing plaster walls for tiling.
Tiling onto plasterboard walls 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.
Make a mark on the wall with your starting point.
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 ceramic tile.
Bear in mind that raw brick blockwork and cement are mostly uneven.
Sand with a medium grit sandpaper to create a uniform surface that s not too smooth.
It should be a minimum 12 5mm thick when fixed to timber framing or battening and fixed in accordance with the manufacturers recommendations.
1 paint over area with watered down matt emulsion 40 water 60 paint 2 cover area with watered down pva glue.
Seal the walls with a skim coat and let it dry thoroughly.
Thoroughly vacuum the area and give the wall a once over with a damp sponge or cleaning cloth.
I d just stick the tiles on nix though i would key the plaster with sand paper i normally tell customers to leave fresh plaster for a week if painting then to apply a thinned out undercoat they all nod but as soon as it looks dry the paint is on the wall.
Tiling onto plaster backgrounds.
Fresh plaster takes up to 30 days to dry and wooden surfaces can use a layer of polyurethane paint.
Plaster is a weak material compared to brick and cement.
What is the best option to prepare newly plastered walls for tiling.