Make sure there is no dust or heavy particles.
Prep textured wall for tiling.
Get rid of any other paint with paint remover.
Wash the wall with tsp tri sodium phosphate or an ammonia based cleaner to remove any grease or oil.
Vacuum the wall and.
Sand so that the adhesive can bond.
Drag the wide area of the scraper across the paint in all directions to remove as much paint as you possibly can.
Previously painted textured drywall prep.
How to prepare for tiling a wall.
Then fill in the cracks and holes present and use sandpaper to fix any uneven areas.
Repair or remove unfit plaster.
Remove old fittings such as pins screws rivets etc.
Move the knife in upward downward and sideways directions loosening and removing the surface of the texture from the wall.
How to prepare painted or textured drywall for tiling however first you should remove any signs of paint not firmly or tightly fixed in place.
Get rid of or pre treat wallpaper if present repair any cracks or signs of damage.
Wait for it to dry then use a filler to make it an even surface.
Sand the wall with a medium grade sandpaper to create that rough surface for the grout.
Sand the wall with medium grit sandpaper 80 grit to further smooth the texture creating an even surface on which to apply the tile.
Remove the tile and prepare the wall according to the corresponding instructions above or tile over the existing tile.
Use either a hand held sander or an electric sander.
Repair any loose or cracked tiles.
To do so make sure all of the tiles are intact and secure.
Remove any remaining dust oil or grease with tsp tri sodium phosphate or an.
Place a wide drywall knife on the wall at a 45 degree angle.