So so long as it is structurally sound check this with a golf ball and a hollow eardrum and free of cracks the tcna approves of this installation method.
Tile over marble.
Marble is smooth and nonporous which are both good qualities for.
How to tile over a marble fireplace overcoming problems with tile over a marble fireplace.
Instructions making sure the hardwood floor is protected using the hammer and mason chisel remove marble hearth set into floor.
It is a wall not a floor.
Clean out marble debris and sweep floor to remove small particles so they don t scratch the floor.
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.
Use the belt sander to scratch the entire area of the cultured marble where you will be installing the tile.
Measure opening to determine the size of the.
There are flexible thin set mortars that are recommended for bonding tile over tile too.
Technically it can be done but in practice it is avoided.
Back to business as usual.
Make sure the thin set mortar you use is recommended for this application.
Tile over existing marble.
How to apply tile to cultured marble step 1.
Covering the cultured marble walls is not a good idea.
Grind them down with a grinder.
Install new marble or use another type.
Roughen the tile with 80 grit sandpaper.
You should use a polymer modified thin set mortar adhesive that meets ansi a118 4 or better yet ansi a118 15 to bond the porcelain tile to the prepared marble surface.
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.
If you follow the three part strategy above your tiles will probably stay put but if.
Being that it is marble a precious rock you may want to remove carefully and bag it up for possible later use in a wall or a tumbled shower pan.
Lay a level on the old tile and mark any high spots.
Playing it really safe.