In areas of high moisture such as walls in a shower for long term durability it is not advised to install tile over drywall even if the drywall is type mr moisture resistant.
How to install wall tile over drywall.
If you want to update your kitchen or bathroom walls with tiles you don t have to remove existing painted.
Then use a level to extend the line along the work area.
In areas that are exposed to an abundance of moisture it is better to install a cement board as a backer rather than a gypsum board.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
Start by cleaning the wall to remove any grease then apply thin set adhesive and set the tile.
However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.
Preparation is the most important step for drywall before any tile installation project.
This is the case so much of the time that when people tell me on the phone that they have tiles they can push in with their hands in the shower or that the tiles are falling off the wall or seem squishy i immediately get the image.
Sheetrock or drywall is no different for tiling over than wood plaster cement or other wall materials.
Mark the wall at the top of the tile.
After the adhesive has set apply grout and you re done.
You should not tile over wallpaper glossy surfaces lead paint or plywood.
The wall has to simply be prepared in order to complete this task properly.
By far the most common problem i have encountered has been tile installed over drywall in shower wet areas.
If you are tiling an area that is not in a bathroom tiles can be applied directly to the sheetrock simply and easily.
To see where the tile will end at the top of the installation make a jury stick.
This line serves as your cutting guide to fit tile along the counter.
Tiles are ideal for showers bathtubs and backsplashes.
If you re not sure if you have lead paint test kits are available.
Lumps and bumps lead to misaligned tiles.
How to tile over painted drywall.