Dupli-Color Rust Barrier High Solids Rust Preventive Coating is formulated to be applied directly over rusted or bare metal surfaces. Using our exclusive Rust Barrier Technology, this coating seals corrosion and provides an abrasive, impact resistant, flexible rubberized finish. Rust Barrier is easy to apply by brush, roller, HVLP spray gun or aerosol. If needed, this product can be topcoated for areas exposed to increased UV light.