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Made in the USA
Trusted by DIY & Professionals
Est. 1978
Fast Shipping
Developed by in-house PHD chemists
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The POR-15 3-Step Stop Rust System permanently stops rust on metal surfaces. The clear-cut process cleans, preps, and coats bare or rusty metal to create a non-porous surface that seals and protects metal from moisture, chemicals, salt, and other corrosive contaminants. Overcomes powder coating repair limitations and outlasts epoxy coatings!