Wash the wall with tsp tri sodium phosphate or an ammonia based cleaner to remove any grease or oil.
Tile over sheetrock wall.
To do so make sure all of the tiles are intact and secure.
Step 1 obtain materials from home improvement center.
So you might want to do a little bit of exploratory surgery before you begin your project.
If existing tiles are beyond repair remove the tile and install a piece of wallboard in its place.
Place strips of blue painter s tape over the tile face sticking each end to the wall to prevent the tiles from sliding.
However it is not a good substrate for tile because it s softer and more flexible than regular drywall.
The tile does add a layer of waterproofing protection but the real heart of the system is in the wedi board behind the tile.
You can tile over sheetrock.
Step 5 grout.
Remove the tile and prepare the wall according to the corresponding instructions above or tile over the existing tile.
Greenboard is a kind of water resistant drywall.
Step 3 apply primer to the sheetrock.
Compare this to the common practice of tiling over drywall and you get the idea that you have a totally different shower by using a product that is meant to function in the shower.
Repair any loose or cracked tiles.
Step 4 place tile adhesive on the sheetrock.
Measure up from the bottom of the wall the height of the tile.
Step 2 fill holes.
Apply a thin layer of mastic or thin set mortar below the horizontal line using a grooved trowel.
Add another 1 8 inch to the height measurement and place a mark on the vertical line.
How to tile over sheetrock.
Purchase the joint compound putty knife primer adhesive and other materials needed to.
Continue placing the first course of tiles in the same manner using spacers.