Best of luck shaughnn.
Tile over existing cultured marble.
Cultured marble is an acrylic composite and so it will require an epoxy setting material after the surface has been roughed up with either a grinder or sandpaper.
Use the vacuum to completely clean all of the dust and particles from the cultured marble surface where you will.
It may need to be mechanically bonded like grind with a course wheel.
If you want to tile over a marble fireplace you have to address the problem of tile adhesion.
Tiling over cultured marble in shower.
In fact when it comes to making over cultured marble you really have only three options.
Covering the cultured marble walls is not a good idea.
The tile backsplash can be installed in place of the previous cultured marble splash as long as the wallboard is undamaged.
It is a wall not a floor.
I don t think that particular membrane would work.
I always try to think outside the box that is an interesting question.
Not the most glamours option but it s certainly the cheapest.
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.
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Then if you use the proper mastic the tiles should stick.
And it lasts for 20 years.
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.
One strategy is to clean the marble with tsp and water then sand it with coarse sandpaper to etch it.
How to apply tile to cultured marble step 1.
Tile over existing marble.
Use the belt sander to scratch the entire area of the cultured marble where you will be installing the tile.
Tile on tile or as i say it.
The first option is pretty self explanatory do nothing and live with the countertop you ve already got.
Epoxy is expensive but there aren t any other settings materials that will give you a reliable bond over this plastic surface.