Stop rust in its tracks! Rust Encapsulator is the easiest way to stop and prevent rust and corrosion from spreading.
Rust Encapsulator is a great primer for floor pans and other underbody parts. It fills tiny pin-holes and surface irregularities, and is compatible with lacquer, enamel and urethane topcoats (including Eastwood Chassis Black).
For the absolute ultimate rust remedy, first brush or spray-on Eastwood Rust Converter, then prime with Rust Encapsulator.