I would recommend first scarifying the surface of the marble.
Can you tile over cultured marble shower floor.
Well you are correct.
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.
So in short you can tile over tile as long as you re working on a fairly sound surface.
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.
The marble surface is likely polished or honed and it might have a sealer on it or contaminates from pass use.
Cultured marble and other cultured stone panels can have some shade variation and veining which makes them more decorative than acrylic or fiberglass.
Cultured marble is the cheaper option.
Covering the cultured marble walls is not a good idea.
Tiling over cultured marble in shower.
Care of tile in a shower grout is important to seal the water out from between and behind the tiles and should be cleaned and cared for appropriately.
Technically it can be done but in practice it is avoided.
If the wallboard is loose or crumbly you ll have to replace it before tile can be installed.
Step 1 use the belt sander to scratch the entire area of the cultured marble where you will be installing the tile.
The reason for this is to create a surface rough enough so that the thinset or mastic will bond properly as cultured marble s finished surface is too smooth for tile adhesives to bond.
The surface of the existing tile should be free of mold and mildew completely level including grout and.