Dap 18370 Self-Leveling Concrete 3.0 Sealant 9.0-Ounce Tips for a good project: (1) Think ahead (2) Permits are important (3) Have a realistic budget (4) Expect the unexpected, and (5) Know the code An advanced concrete and masonry sealant Specially formulated with Kwik Dry technology allowing it to be exposed to water and moisture after only three hours without washing out Ideal for filling and sealing horizontal cracks in sidewalks, concrete driveways, above-ground foundations, patios, concrete steps, garage floors, and many other masonry surfaces Mold and mildew resistant Permanently watertight and weather tight