Premium Concrete Sealer Highly protective concrete floor sealer and concrete sealer for walls and worktops. This product is Food Safe. The unique properties of our concrete sealer will alter the chemical structure of a porous building substrate, which will in turn provide oil, staining and water repellent properties. The appearance of the substrate will not change and will remain moisture vapour permeable. Our Concrete Sealer is recommended for many building projects by architects and surveyors for concrete sealing applications. Versatile, clear, high quality internal impregnating concrete sealer, easy to apply and compliant to latest REACH regulations. Very hard wearing, average lifespan 10 years+ Application by brush, roller or sprayer, average coverage 5 m² per litre. Will not change original colour of surface.