An epoxy based paint requires an epoxy adhesive to bond to it.
Tiling over painted concrete wall.
Painted concrete can be made porous with sandblasting or other hard abrasive actions.
Inspect the concrete surface.
While you can install tile directly on concrete problems erupt when the concrete cracks or shifts.
Tile cannot be attached directly to painted concrete as the thin set will not adhere well to the paint.
You can rough up the painted surface which allows the mastic or thin set mortar especially those designed for painted drywall to adhere.
A latex based thin set adhesive should be used over the latex based paint.
If the paint comes loose so does the tile.
You should either strip or bead blast the concrete and thoroughly clean it.
Before beginning a tile installation over a concrete wall perform an inspection to look.
Water should readily absorb in the concrete as an indication that it is suitable for bonding the tile to it.
If you choose to try to bond the tile to the paint then you need determine what type of paint it is.
Things you ll need ph neutral cleaner sponge scrub brush 3 4 expanded metal lath 1 1 2 or 2 inch concrete nails hammer tin snips thinset mortar bucket notched trowel ceramic tiles tile spacers plywood board carpenter s level silicone caulking grout grout float lint free cloth.
You can get this from construction or hardware stores.
For application over an uneven concrete surface a lightweight waterproof construction board.
Can i put tiles over painted concrete walls.