Recently, such material as expanded clay is especially popular for the formation of thermal insulation. This is explained by the fact that with its help you can significantly reduce thermal losses, as well as increase the level of sound insulation. Now when the repair of apartments begins, the floor is primarily insulated with expanded clay. In order to get all these advantages, it is necessary to correctly perform the installation. Starting to the thermal insulation of the floor, do not forget that the flooring is constantly undergoing a sufficiently strong load. This must be taken into account by choosing the optimal layer of expanded clay. It is necessary to place a layer of this material for waterproofing, which can be used by a polyethylene film. In this case, all seams should be processed with a special composition or glued with construction tape. As a result, he receives a continuous coating.