While standard sheet vinyl that is well bonded usually makes an acceptable base for ceramic tile that s not true of all forms of resilient flooring.
How to install ceramic tile on top of tile.
Lay a level on the old tile and mark any high spots.
With vinyl tile the possibility of shifting is also present.
First set a scrap tile against the wall it allows space for grout.
Roughen the tile with 80 grit sandpaper.
To install ceramic wall tile use a level and measuring tape to mark the tile locations on the wall with chalk.
Use a thin set product to install ceramic tile over existing tiles.
Wash grout off of the.
Next place a loose tile directly over the last full tile you laid this is the tile you ll cut to size.
Backerboard does not shrink or expand when it comes into contact with water mortar and grout both contain water.
Then place another tile on the loose one and up against the tile on the wall.
This is a mixture of cement fine grain sand and water that will adhere the new tile to the old.
Position your tiles according to the layout you choose.
Mix grout according to package directions.
When it comes to mortar latex or epoxy options are best for installing tile over tile.
Working in small sections spread the thinset over the existing tile using a notched trowel.
Grind them down with a grinder.
The basic tiling process is the same as any tile installation.
To keep it square the top of the tile should be held flush to the fence at the top of the cutter.
Cement backerboard is made for tiling.
Loose lay perimeter bond sheet vinyl can shift beneath the tile installation making it unsuitable as a base for ceramic tile.
Also consider that doors cabinets and other hardware might need to be reworked or replaced with new ones to compensate for the higher floor.
Then using the lever to which the cutting wheel is attached draw the cutter across the surface.
Be sure to put spacers between each tile as you go.
The safest most prudent course is to install tile on top of a cement backerboard such as durock wonderboard or hardiebacker.
Use long sweeping motions to apply mortar to the wall and start placing your tiles in the marked locations.
Using a modified mortar with latex or polymer additives creates a stronger bond between the existing tile floor and your new tiles.
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.