It is used in truck stops and even a bus depot in sunny Florida. Read honest and unbiased product reviews from our users. Deep, visible scratches can be easily touched up with the LastiSeal® stain. A sealed surfaces will shed water and unless too rough, bead for years to come! When spraying is not practical, you can use a roller. If you wish to clean the surface occasionally, we recommend a weak solution of Dawn dishwashing liquid in water. This may require power washing, acid etching, shot blasting, sandblasting, grinding, scarifying, or just washing and scrubbing with a deck brush. Mask glass, metals, and surfaces that should not be stained. !Allow!the surface!to!absorb!asmuch!sealer!as!possible!without!puddling. Rinse tools with water. Or use our Novion Universal Cleaner. It should not be applied to non-porous surfaces, like some polished or non-porous tiles. Purchase a sample of LastiSeal® Concrete Stain & Sealer first. This brand also doesn’t have a sheen, but it will darken the surface of the stone. I felt I was able to maintain a more uniform thickness. Spraying is preferable to rolling, particularly on outdoor concrete, because it will not leave overlapping roller marks caused by fast drying. Salt and other ice melt products and the harsh Western New York winters can take its toll. In contrast, well-applied LastiSeal Stain cannot be removed with a pressure washer. Read more. STEP 3: For more porous substrate, apply a lighter second application 24+ hours after theu0003first application. Cleaning is a crucial step to long-lasting protection for any type of surface. Remove overspray with a wet towel or sponge before it dries. Hard-troweled concrete surfaces require chemical etching or mechanical abrasion to increase porosity. All areas will not absorb evenly but at least 70 percent of the drops should meet this test. Make sure the grout is not not cracked, and has not separated form the tile. 489 Bridgeport Ave Suite 101336 Shelton,CT 06484 1-800-472-0603, RadonSeal®, LastiSeal®, and CrackWeld® are registered trademarks. Recommended! Fingernail test: Using a fingernail or similar, confirm that there is no color film to flake off. Unfortunately, vehicle tires will carry road salt on to the driveway. I just rolled it on with an extra wide roller with the largest nap making sure to roll out the excess before applying which made for minimal mess and dripping. Spray on RadonSeal Plus in three successive applications half an hour apart. It will not absorb very fast, because the pores are filled and sealed. Perform the "wet rag" and "fingernail" tests (see above) on the stained surface. Broom, roll, or brush away puddles. LastiSeal was quite easy to apply, instructions were simple and clear. Dense stone and tiles, rock, countertops, showers, hydraulic cement,epoxy or chemically-modified grout. Absolutely phenomenal results. LastiSeal® Brick & Masonry Sealer is a unique, state-of-the-art waterproofing sealer for concrete, bricks, stones, and porous building materials.This waterborne polyester polymer and polyurethane sealer penetrates 2–4 inches into concrete, fills the pores, bonds to the substrate, and cures as a hard plastic.It's like injecting epoxy into the capillaries in bricks, concrete, or masonry! Store in a dry location out of direct sunlight. Penetrating Brick & Masonry Seal. Alternatively, a paint roller or brush can be used if spraying is not feasible. Penetrating clear sealer for concrete, bricks, pavers, masonry, and porous building materials. All the stain must absorb into the surface without leaving a film. Apply!LastiSeal!liberally,!forming!a!continuous,!glistening!film.!Add!more!sealer!to!faster4absorbingareas. Provided you first properly prepped the concrete surface to accept a stain, you can Before applying a second application, test on an inconspicuous spot first to make sure the stain is absorbing well enough. One application in a thin glistening film is usually enough. Waterproofs, strengthens, and protects against capillary water seepage, freeze-thaw, deicing chemicals. The water would push out RadonSeal from the pores before it has a chance to react. LastiSeal® Concrete Stain & Sealer combines a deep-penetrating waterproofing sealer and concrete stains in one product. With the exception of a few spot places, that I missed. Note: Contrary to a popular myth, acid etching will not remove most paints, sealers, and oils. Avoid rain for 24 hours after sealer application. 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