Thinset adheres to sheetrock as well as any other surface but you need to consider the purpose of the area when installing tile.
Applying marble tile to drywall.
Equip the tile saw with a tile cutting blade or use nippers to complete the cuts.
Stone tiles like marble travertine slate and granite are also used frequently on backsplash installations.
Problems with drywall while it is a reliable building material drywall is not waterproof or water resistant which limits the materials that can be applied directly over the surface.
Sometimes uncompressed thinset ridges and valleys can shadow through marble.
Lumps and bumps lead to misaligned tiles.
Step 4 place tile adhesive on the sheetrock.
The top objective is to create a smooth and uniform surface on the drywall for the tile to be evenly placed.
You may tile over existing tile painted or unpainted drywall plaster and textured walls.
As you apply sheets of tile slide spacers under the bottom row of tile to create a gap that later will be filled with caulk.
Apply the mortar or mastic in the same manner as the rest of the wall and place the tiles.
If you use a notched trowel to apply the thinset to the wall make sure to fully compress the thinset ridges when you set the tiles so you get full thinset coverage on the back of the marble tiles.
Next take the tile adhesive thinset mortar and apply it to the drywall with a trowel.
Most likely the tiles that border the bottom of the cabinets will need to be cut which won t be a problem because cut tiles here will be less visible.
Gray thinset can sort of muddle the brightness of marble.
After the adhesive has set apply grout and you re done.
However the cultured stone can only be installed on certain surfaces and drywall does not serve as a proper base for this material.
As long as your wall is smooth and flat you can install a ceramic tile kitchen backsplash directly over drywall or plaster with no problem.
Start by cleaning the wall to remove any grease then apply thin set adhesive and set the tile.
If you re not sure if you have lead paint test kits are available.
With the exception of green marble which requires an epoxy based mortar all stone.
However tiling over tile can add quite a bit of thickness so make sure your wall can handle the weight.
Begin applying full tiles where the backsplash meets the countertop.
This surface will be the foundation which holds your beautiful backsplash together over the years and a crumbling foundation will shorten the lifespan.
Apply grout to the tile.
Step 3 apply primer to the sheetrock.
You should not tile over wallpaper glossy surfaces lead paint or plywood.
Apply a coat of primer sealant to the wall.