If the walls you want to tile are concrete walls with paint on them remove the paint before you install tile so the tile adhesive has something to grab onto and hold the tile in the correct place.
Tiling painted concrete wall.
Scrape the paint off the concrete wall or use a blaster.
While you can install tile directly on concrete problems erupt when the concrete cracks or shifts.
Answer answer it is possible to bond porcelain tile to a painted surface but it isn t recommended because the overall tile attachment is limited to the strength of the bond of the paint to the concrete.
This process will work on painted or bare concrete.
Whether you re looking to do this in your basement or even tiling over tile in bathroom walls the project can be done on your own.
You should either strip or bead blast the concrete and thoroughly clean it.
Besser block wall besser blocks also known as concrete blocks are stacked in courses which are layers with a half block to offset the course to create a stretcher bond.
Tiling on painted walls i have an empty bathroom to be fitted newly skimmed walls which have all been painted with 2 or 3 coats of bare plaster emulsion.
Removing the paint is a long and tedious process but by creating an intermediate surface between the painted blocks and the tiles you can solve the adherence issue without the need for paint removal.
Painted concrete can be made porous with sandblasting or other hard abrasive actions.
Once the tiles have been placed on the wall let the structure dry for 24 hours before smoothing grout into the crevices of the tiles.
Tile cannot be attached directly to painted concrete as the thin set will not adhere well to the paint.
How to tile over painted drywall.
If you want to update your kitchen or bathroom walls with tiles you don t have to remove existing painted.
Laying down tiles on walls can give your home a new fresh look.
Tiles are ideal for showers bathtubs and backsplashes.
Construction panels can be spot bonded with thinset which is the process of applying large spots of thinset to the side of the board facing the concrete wall approximately every 12 inches.
Tiling over painted block can be problematic due to the inability of the tile adhesive to stick directly to the painted blocks.
As long as you inspect the surface and follow the proper procedure the project should go smoothly.