How To Lay Tile On Uneven Concrete Floor

An uneven floor or wall surface can lead to several problems in a tile job.

How to lay tile on uneven concrete floor.

The floor consisted of 2 chip boarded areas and one concrete area. Check for complete coverage of thin set mortar by pulling up one tile it should cover at least 80 of the back of. But there s always hope for righting those wrongs so tiling remains a viable choice. Purchase an anti fracture membrane to lay over your leveled concrete.

Then we are able to mix and lay the underlayment. This will help prevent cracking of tiles. The most common reasons are either a basement or other concrete based surfaces or a remodel that has various levels of subflooring. Here we d like to present a step by step guide for how to tile an uneven floor.

You can purchase it in sheets or in liquid form. Smaller mosaic tiles however are much more forgiving of an uneven surface. There are many reasons that a floor surface or subflooring can be uneven. Large tiles such as 12 inch by 12 inch slabs simply won t work.

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. In a perfect world all the old flooring and subflooring would be removed and have everything leveled with a brand. Apply redgard for waterproofing and to protect against cracks. Geekstreet diy levelling this is my first attempt at levelling an uneven kitchen floor.

Opt to cut sheets of ditra membrane to fit the area you are tiling. Before we could lay the underlayment we used primer so the underlayment would stick. Because the concrete beneath the carpet was not flat and it had a hump in the middle of it we had to lay underlayment before we could begin with the tiles. If your floor is uneven but your heart is set on tile there are two ways to pull it off.

In terms of tiling an uneven surface can throw up all sorts of problems distorting the beauty and regimented feel of a flooring project. Large tile require a deeper thin set bed to make up for the minor adjustments in flatness of floor and tile. The notch trowel size depends on the tile type and size. The first is to choose small tile.

We waited about an hour for the primer to completely dry.