Restore, protect and extend the life of any porous horizontal or vertical surface with a high performance hydrophobic coating. Does not alter surface appearance - does not leave a surface film, no sheen and will not yellow. Use as a primer before painting to prohibit moisture transfer in the substrate or protect from stains such as oil, gas and anti-freeze. 100% penetrating coating provides excellent resistance to water, salt spray, ice removal agents and wind driven rain. Protects your investment with a five year satisfaction guarantee and can be used anywhere in the country.