Heavy-Duty Anti-Rust protects internal surfaces against rust.

• Air-tight, watertight barrier prevents and slows rust
• Ideal for rocker panels, frame, rails, tailgates
• Self-heals if scratched
• 1-qt. can covers 20 sq. ft.

Works with your undercoat spray gun to apply a black, waxy film that sticks to bare metal or painted surfaces, and won't crack, flake or peel. Use inside frames, doors, rocker panels or on any exposed surface where painting will not be required.

** This product is not for sale or use in the state of California **