Much of the work involved in sealing concrete driveways is preparation—both for the concrete area and you. Before sealing concrete, make sure the floor is clean and dry. If needed, use cleaning soap or degreaser to thoroughly clear the slab.
Mold the patched cement to imitate the texture of the concrete wall earlier than it is completely set. If the wall is easy, use a trowel to flatten the patch as a lot as attainable.
If you’re sealing a cheap concrete sealer countertop, choose a food-grade polyurethane concrete sealer for one of the best safety. Opinions range concerning how often a concrete driveway must be resealed.
Because they penetrate the concrete, reactive chemical sealers will last the longest and usually only wear away if the substrate floor itself wears away, which can be 10 years or longer. You can get comparable performance by utilizing an epoxy or urethane system, which generally lasts 5 to 10 years relying on site visitors publicity. Acrylic-resin sealers provide the shortest performance life – generally 1 to 3 years. Acrylic-resin sealers and chemically reactive penetrating sealers usually cost $zero.15 to $zero.25 per square foot. High-performance topical coatings, similar to epoxies and urethanes, will cost extra — sometimes $zero.50 to $2.50 per sq. foot.