Install tile over concrete 1.
Tile on cement slab.
Tiles can be applied directly to a clean smooth concrete slab with a latex portland cement mortar.
Snap chalk lines on the floor to indicate where you plan to start laying full tiles.
Shift the tiles as needed to reduce the number of tiles that need to be cut for the edges of the wall.
As long as the concrete slab is clean flat and free of active cracks you can lay title directly on the concrete floor using thin set adhesive.
It can be physically strenuous and messy but it is a home improvement project that will allow you to cut labor costs by doing it yourself.
Small cracks caused by shrinkage usually do not present a problem.
Before you begin to lay the tile over your concrete slab make sure the concrete is properly prepared.
Laying floor tile over concrete is not a technically demanding job.
Mix thinset according.
But larger cracks especially those that are higher on one side than the other may telegraph through the tile and cause it to crack.
Step 1 preparing the concrete.
Lay a set of tiles along the lines without adhesive to dry fit a row.
Plan the layout so there are full sized tiles in front of the bathtub and in.
Pick up the tile.
Use a carpenter s square to help.
Dry fit the ceramic tiles on the floor.