Before you begin to lay the tile over your concrete slab make sure the concrete is properly prepared.
Diy concrete floor over tile.
In fact pros do it all the time.
Use a 3 4 or 1 in.
If you are doing a thick overlay you need to lay an additional layer to apply over the top of the first layer you just poured.
It will also provide a stronger adhesion between mortar and concrete.
Laying floor tile over concrete is not a technically demanding job.
Making the tiles yourself allows you to customize their sizes and shapes them to the project at hand such as a backsplash flooring for a hallway or a tiled top for a table.
Step 1 preparing the concrete.
Pour concrete sections one at a time that are approximately 1 10 of the total area of the tile you are working with.
Strike the face of stubborn tiles to break them up for easier removal.
This is an optional step but can really benefit your tile installation in the long run.
If your old ceramic tile is worn or dated you can lay new tile right over the old and avoid the huge job of tearing out the old tile.
Work the chisel between the tiles and the concrete hammering them up with a 2 lb.
This assumes that the floor underneath is solid concrete and that there are no cracks in the existing tile indicating underlying problems in the concrete.
Start at a broken tile or between tiles where the grout has loosened.
A concrete sealer prevents moisture from staying underneath the ceramic tiles.
Masonry chisel and a 2 lb.
Work the chisel under the tiles forcing them loose.
Step 4 blend concrete.
Premade tile molds designed for concrete shallow baking pans or even sand may be used to create a form for the tiles.
The next step is to apply a concrete sealer on the floor surface.