The condition of the existing tiles and the structural.
Tiling over tile in bathroom floor.
For more information download our pdf about types of subfloors.
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.
It supports your decorative floor finish whether it s carpet hardwood vinyl laminate or tile.
Particularly with floor tiles by effectively adding a second layer of tiles over another one your floor will end up several millimetres higher.
To lay tile over tile.
Tile can be laid over existing tile as long as the floor is in good condition with no loose or broken tile.
And it lasts for 20 years.
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.
A subfloor is the bottom most structural level of your floor.
Clean the floor to remove any grease or dirt.
Tiling over existing tiles can save time and money.
Ceramic tile offers a durable high end floor finish and in many cases it s possible to install a tile new floor right over an old one.
Learn the largest tile industry secret to remodel your bathroom for just 200 bucks and 1 days work.
The main drawback to tiling on existing tiles is the extra layer of thickness or added height you ll end up with.
In fact pros do it all the time.
Use a jamb saw or handsaw and spacer block to cut door jambs to the proper height.
Watch this video for tips on how to tile over tiles what to avoid and what steps to follow for a success.
Tiling over an uneven surface will give you less than stellar results so level out any globs of dried grout with a sander and secure loose tiles with fresh tile adhesive before beginning the project.
How to redo bathroom floors without ripping up the tiles.