Formula 500 is most effective as a rust stain preventer when the pH of the water is 6.0 or higher and hardness measure 15 grains per gallon or less. One quart of Formula 500 will treat 125,000 gallons of well water with 1ppm iron. For irrigation applications only.

Formula 1000 is most effective as a rust stain preventer when the pH of the water is lower than 6.0. One gallon of Formula 1000 will treat 125,000 gallons of well water with 1ppm iron. For irrigation applications only.

Formula 1000
4-1 Gallon Bottles Reformulated to: Formula RR2 Extreme
4-1/2 Gallon Bottles $79.62

Formula 1000
5 Gallon PAIL Reformulated To: Formula RR2 Extreme
2.5 Gallon Bottle $95.33

Formula 1000
55 Gallon Drum Reformulated To: Formula RR2 Extreme
30 Gallon Drum $889.78

Formula 2000 is most effective as a rust stain preventer when the pH of the water with hardness greater than 15 GPG. One gallon of Formula 2000 will treat 125,000 gallons of well water with 1ppm iron. For irrigation applications only.

Formula 2000 4-1 Gallon BottlesReformulated To: Formula RR1
4-1/2 Gallon Bottles $66.36

Formula 2000 5 Gallon PAIL Reformulated To: Formula RR1
2.5 Gallon Bottle $88.51

Formula 2000 55 Gallon Drum Reformulated To: Formula RR1
30 Gallon Drum $647.11

Formula 3000 is designed for extreme well water conditions where the pH and the iron content fluctuate. One gallon of Formula 3000 will treat 125,000 gallons of well water with 1ppm iron and prevent rust from building up. For irrigation applications only.

Formula 3000 4-1 Gallon Bottles Reformulated To: Formula RR2 Extreme
4-1/2 Gallon Bottles $79.62

Formula 3000 5 Gallon PAIL Reformulated To: Formula RR2 Extreme
2.5Gallon Bottle $95.33