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.

Sealing plaster walls for tiling.

Seal the walls with a skim coat and let it dry thoroughly. Tiling onto plaster backgrounds. 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. Ideally the wet areas should be tanked you can tile straight onto the plaster unless the surface is highly polished then it should be brushed with a stiff brush and primed with something like bal apd or dilute sbr.

You want the tile adhesive to have something to grab onto. 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. 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.

Thoroughly vacuum the area and give the wall a once over with a damp sponge or cleaning cloth. What is the best option to prepare newly plastered walls for tiling. Bear in mind that raw brick blockwork and cement are mostly uneven. You should allow the new plaster to dry for 4weeks prior to tiling but this will depend on thickness of plaster and temp of room.

Concrete plywood drywall or painted surfaces tiling requires appropriate preparation. It should be a minimum 12 5mm thick when fixed to timber framing or battening and fixed in accordance with the manufacturers recommendations.