Use the belt sander to scratch the entire area of the cultured marble where you will be installing the tile.
Tiling over marble floor.
How to tile over a marble fireplace overcoming problems with tile over a marble fireplace.
Answer answer as long as the existing marble floor is structurally sound and well bonded to its substrate without excessive deflection you can bond over the marble.
Marble is smooth and nonporous which are both good qualities for.
I would recommend first scarifying the surface of the marble.
Covering the cultured marble walls is not a good idea.
If you follow the three part strategy above your tiles will probably stay put but if.
To lay tile over tile.
Prepare the surface for installation.
Tiles are glued down with a thin set adhesive a mortar based product that now is the standard for ceramic and stone tile products.
It is a wall not a floor.
Playing it really safe.
One of the most frequently asked questions when it comes to tiling is can you tile over cultured marble in the bathroom there are two sides to this question.
Back to business as usual.
Cut door jambs use a jamb saw or handsaw and spacer block to cut door jambs to the proper height.
Complete adhesive coverage is critical on large tiles 12 in.
How to apply tile to cultured marble step 1.
Some installers prefer to flatback each tile with the flat edge of the trowel before applying the tile to the combed thin set.
Clean floor clean the floor to remove any grease or dirt.
Clearly you have a lower initial cost by doing an overlay.
Subfloor preparation is similar cement board underlayment installed over a sturdy plywood subfloor is the best base for marble tiles just as it is with ceramic tile.
The marble surface is likely polished or honed and it might have a sealer on it or contaminates from pass use.
Tile over existing marble.
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.
Use the vacuum to completely clean all of the dust and particles from the cultured marble surface where you will.
Others prefer to use a larger notched trowel 1 2 x 1 2 in to apply the thin set.
But it is fraught with future dangers including adhesive failure liability from falls caused by popping grout lines needing to re do the entire project and so on.
Buy a latex modified thin set one brand is flexbond and mix it in small batches to keep it from skinning over.
Marble would need t.
Or larger and even more important when you re tiling over tile.
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.