Rust-Oleum Concrete Etch 238475

Concrete etch concentrated “epoxyshield” Formulated for use with EpoxyShield concrete floor coatings and rust-oleum semi-transparent concrete stains. When mixed with water and applied to concrete surfaces creates a surface profile that allows for penetration and adhesion. Properly prepares concrete surfaces for painting or staining. Citric etch formula will not produce dangerous acids or fumes. Environmentally friendly. Will not harm grass or plants. Makes 2 gallons of etching solution. Covers 250 sq. ft(23 sq m) of concrete surface.