●Rid O Rust RR2 Extreme Water Rust Preventer is for use with irrigation systems with low or fluctuating pH water ●Neutralizes iron in well water to prevent ugly rust stains on your property ●Extends the life of your sprinkler components and prevents costly maintenance calls ●Rid O’ Rust is safe for people, pets and plants when used as directed ●Can be applied through any sprinkler system using our feeder systems