Mr. Hard Water SEAL - 216 Pool Tile Sealer, 16-Ounce Easy to apply, Simply spread sealer onto tile with applicator or soft cloth, Let dry 3-5 minutes, Buff away residual haze Will not discolor, crack, chip, or peel Durable, Resists UV breakdown Causes water to bead off, Calcium is repelled by the sealer's Teflon-like surface 16 oz. Covers approximately 200 linear ft.