In the Rust and Metal Primer market, the LifeGuard Active Rust Primer waterborne acrylic primer has no competition in its class. A water-based primer, the LifeGuard Active Rust Primer is completely environmentally friendly and extremely tough on rust. Tested over 15 years in the toughest applications – the ballast tanks of cargo vessels - it has proven itself. It is safe and effective for all rust preventing applications - residential, industrial, automotive, commercial and marine.