Eastwood Rubberized Rust Encapsulator Undercoating - Black
Use a wire brush to remove loose rust, scale and paint, and remove dust, grease and oil deposits. Feather surrounding paint with 220-grit sandpaper. Shake can for at least 2 minutes once the mixing ball starts to rattle. Hold the Rubberized Rust Encapsulator can 10"-12" above surface as you spray.