However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.
Tiling over old plaster walls.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
Fresh plaster takes up to 30 days to dry and wooden surfaces can use a layer of polyurethane paint.
Then rinse the wall with a water dampened.
If you re not sure if you have lead paint test kits are available.
Tiling over damp plaster causes the wall to fail because the plaster won t become strong if it can t dry out.
Fresh plaster whether applied as a patch or to the entire wall must dry completely before tile is applied.
You should not tile over wallpaper glossy surfaces lead paint or plywood.
Don t try to use the tile setting adhesive or drywall joint compound to patch plaster walls.
The adhesive and tile will block moisture from evaporating.
Bear in mind that raw brick blockwork and cement are mostly uneven.
If plaster is any way compromised you should tear out to studs and start over.
Bring plumbing to code.
Add a diverter and shower line in the wall.
Concrete plywood drywall or painted surfaces tiling requires appropriate preparation.
Or flatten walls with a latex modified skim coat product.
Scrub the wall tiles with diluted degreasing cleaner and a nylon scrub brush.
If you have a tiling job to do in your bathroom and the walls have been skimmed with plaster you have to follow a few guidelines when installing tile to make sure you do not have a failure resulting in all the tiles coming off the wall.
I took a tile scraper the.
Holes or cracked plaster requires patching.
Layer newspaper on the floor across the bottom of the tiled wall.
Follow manufacturer instructions to a tee.
Cover with cement board tape off.