LevelQuik RS levels interior and exterior floors prior to the installation of ceramic tile, natural stone, resilient flooring, carpet, wood and parquet. Can be applied up to 1" (2.5 cm) thick in one pour. Seeks its own level in minutes. ASTM C627 rated for ceramic tile installations over wood subfloors with joists up to 24" (61 cm) o.c. With proper installation of the flooring system, the use of LevelQuik RS can achieve an Extra Heavy rating for extra heavy and high impact use in food plants, dairies, breweries and kitchens. Formulated with Controlled Cure Technology, LevelQuik RS eliminates installation problems of bond failure, crumbling and staining of resilient flooring due to free-moisture found in traditional underlayments. LevelQuik RS cures ultra-fast and develops high early strength for quick installations.