VANTEK 18AW is designed for use in open recirculating cooling tower systems. It contains no phosphates or chromates that are harmful to the environment. VANTEK 18AW will remove existing scale deposits and will protect systems from further corrosion and scaling under kinetic, as well as static, conditions. VANTEK 18AW exhibits excellent stability at high temperatures. VANTEK 18AW provides corrosion resistance to ferrous as well as non-ferrous metallic surfaces.