Custom CLQCSP25 Cement Underlayment, 1/2 in Thick, Gray Gray

A fast-setting, polymer-modified, cement-based compound that provides a smooth finish to interior and exterior subfloors prior to the installation of a floor covering. Mix with water to patch and level concrete or plywood as thick as 1/2 in (13 mm) mix with patching and leveling latex additive to form an ultra high-strength system over a variety of floor coverings or as an embossed vinyl floor leveler.