Tiling Painted Concrete Basement Floor

Tile cannot be attached directly to painted concrete as the thin set will not adhere well to the paint.

Tiling painted concrete basement floor.

If you re going to install tiles in wet areas such as bathrooms and balconies you need to apply a waterproofing membrane or paint first. Water should readily absorb in the concrete as an indication that it is suitable for bonding the tile to it. All paint will need to be removed before you begin installing the tile. Patch any small cracks or holes with concrete patching compound.

Steam off the paint with a steam mop and rough the concrete up a bit. Let the floor dry overnight if you live in a damp or humid climate. Installing tile over painted concrete adds a few extra steps to your tiling job. Let the primer dry and then apply the membrane photos 3 and 4.

Many basement flooring materials like paint epoxy tile and rubber flooring for example can go down directly over the basement s original poured concrete floor as long as the concrete is in good condition. Then prime the concrete see photo 2 with the recommended solution consult the membrane manufacturer s literature. Paint used on concrete will not bond with the tile adhesive. The tile will be fine.

Painted concrete can be made porous with sandblasting or other hard abrasive actions. Suggesting another product over the concrete is overkill. If you discovered any defects on the floor fill them with a concrete patch or self leveling compound to achieve a flat surface that s ready to receive ceramic tiles. Install tile directly on the concrete floor in many cases you can lay tile directly on the concrete surface which is naturally hard and durable.

While you can install tile directly on concrete problems erupt when the concrete cracks or shifts. Answer it is possible to bond porcelain tile to a painted surface but it isn t recommended because the overall tile attachment is limited to the strength of the bond of the paint to the concrete. Skip this step and we guarantee your new tile will crack right over the cracks in the concrete. Unfortunately the tile cannot be adhered directly to the painted surface.

This option works best when the concrete floor is in good condition so take care to follow all of the steps below to repair cracks fill depressions and make sure the floor is level. If the paint comes loose so does the tile. But this direct installation will result in a floor that s cold underfoot. Cut the membrane so it s 1 1 2 times the width of your tiles.

If you choose to try to bond the tile to the paint then you need.