If it tests positive follow these asbestos abatement procedures.
Ceramic tile on concrete floor prep.
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.
Use a trowel to apply and use the edge to ensure the patch has edges level with the surrounding concrete.
Additionally a steps must be taken to ensure that a concrete floor will create a solid bond.
How to prepare concrete floor for ceramic tile.
Add about 10 to that number to account for any possible mistakes and warped boards.
Patch little cracks or holes with a cement patching compound.
A sound surface is necessary when preparing concrete floor for tile installation.
Test by sprinkling water on various areas of the subfloor.
Determine how much flooring and materials will be needed.
Most floor tiles made from the 1920s to the 1960s contain asbestos and require special procedures for removal.
However laying vinyl flooring over concrete requires a bit more preparation.
Using an acid based cleaner or deep cleaner of your choice clean the concrete and allow it to dry thoroughly.
Multiply length times width of the room.
Seal off the area with poly sheeting.
If you have a vinyl floor you may be able to install your flooring directly on top of it.
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.
Installing ceramic tiles over concrete can help to create a more inviting indoor or outdoor living space.
After all cracks and uneven areas in the concrete can cause damage to the tile above and uncontrolled moisture in the concrete can destroy the mortar and loosen the tiles.
If you re unsure about yours remove a tile and send it to a local asbestos abatement firm for testing.
As with a wooden subfloor a concrete subfloor must be level for successful tile installation.
Concrete floors are durable and easy to clean but not very attractive.
Cracks and depressions may create weak spots that cause tile to crack in the future.
To prepare your concrete subfloor make sure that it can accept water penetration.
Prepare the subfloor repair cracks and holes.
Remove any carpet or other flooring.
Self leveling compound can be purchased at your local home improvement store.
Inspect the floor and repair cracks pits holes or other uneven patches.
When you take time to prepare the concrete floor you ll have a better chance of creating an even tile design that looks great and is built to last.
How to prepare for laying tile over a concrete floor.