Rust Free is a rust and stain remover. Removes rust from the following surfaces: steel, cast iron, stainless, fiberglass, chrome, tile, porcelain, concrete, vinyl and cloth.
Directions: Apply Rust Free thoroughly wetting surface. Allow to penetrate for 30 seconds to 3 minutes, then wipe dry. For heavy rust repeat and scrub with Scotch Brite pad if necessary. Rust Free works best above 70 degrees.
Rust Free Rust & Stain Remover Spray:
8oz spray Non-Toxic, Biodegradable, Non-Flammable. Use to remove rust before applying Boeshield T-9.