Excellent product for protecting, sealing, and restoring hard surface floors. It penetrates the pores of the floor sealing them from within. This protects the floors from stains setting in and mold and mildew from growing within the floor. It also repels water stains from seeping in by leaving the water on top of the seal. This allows for easy clean-up of calcium deposits left by hard water. Covers approximately 500 Sq. Ft. 32 fl. oz.