A self-leveling compound is ideal in smoothing out uneven wood floors and concrete floors. Concrete floors may have bumps, especially if poured incorrectly; wood floors often have problems with dips and bumps. ... A self-leveling compound will prevent this, although it's not always a perfect solution.

When should I use self-Levelling compound?

Self-levelling concrete is a polymer-modified cement that has high flow characteristics, it's used in the preparation of laying most floor coverings to create a smooth and level surface. Levelling compound can be used on a variety of substrates including concrete, screed, existing tiles and timber floors.

Do I need to self level before tiling?

Before installing tile on your floor you must make sure your floor is properly prepared. A properly prepared floor does not have to be level. It must, however, be flat. ... If your floor will not be subjected to water regularly, such as a kitchen or bathroom floor, it does not necessarily have to be level.