Plasite 4500 S is a 100% solids, flake-filled, premium epoxy coating designed for internal steel and concrete tanks and pipe lining. It is a two component system consisting of 4-parts by volume of Part A resin and one part by volume of Part B hardener. It is applied by plural component or single component spray equipment, in a one-coat application (20-60 mils) for internal lining applications. It also meets AWWA C210 specification.