Speed Penetrant Sealer (SPS) - 1 Quart by Sparks Southwest Save Liquid error (product-badge line 32): Computation results in '-Infinity'% $16.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart A waterborne penetrating sealer designed for substrates with a porosity greater then 5%. Great for concrete floors, porous stone / clay flooring and as a grout sealer! S.P.S. (Speed Penetrant Sealer) is a highly water resistant sealer designed to penetrate into substrates that have a 5% or greater porosity and create a barrier to the migration of waterborne minerals (efflorescence). Perfect muli purpose sealer. Excellent for materials such as: Grout, Concrete floors, Wood, Saltillo, Limestone, Sandstone, Clay products. Concrete products and mortar. S.P.S. has the following characteristics: Blocks efflorescence migration Interior / Exterior versatility Easy clean up High alkaline resistance High water resistance Low V.O.C. U.V. resistant Low odor Non-flammable Preparation prior to use: Surfaces must be clean, dry and free of detergent residues. Do not clean porous materials with sulfamic or powdered acid, use Sparks Brick & Tile Cleaner. Application: Using a brush apply a moderate first coat. Rollers are not recommended. Wipe any puddle material standing on surface after a few minutes. Apply a second coat, if necessary in 2 hours (longer for high humidity or cool temperatures). Allow S.P.S. to dry completely before application of a surface (topical) sealer. Technical: Appearance: Milky white, dries clear Freezable: Protect from freezing Hardness: Tg = 30 Dry and Cure: Approx. 2-4 hours Temp. Window: 50°-90° F. (10° C) Min. Odor: Pleasent Coverage: Approx. 400 ft/gal average, less on very porous materials. pH: 8.0