Providing superb protection against a range of unsightly horrors, this premium concrete sealer from Smartseal for walls and worktops is the ideal product for sealing. By changing the chemical structure of the porous building substrate, this product is able to provide staining, oil and water repellence properties. The look of the surface stays the same and remains moisture vapour permeable. Many experts in the construction profession have endorsed our product as one of the most effective on the market, and one of the most versatile with a lifespan of up to 10+ years!