Rid-X® Septic System Treatment. Concentrated powder for septic system treatment to prevent septic back-ups. Helps prevent septic back-up. Contains 100% natural active bacteria and enzymes.Breaks down accumulated solid organic waste like grease, fat, protein, starch and paper.Use once per month to help keep septic systems operating smoothly.Safe for all pipes.Concentrated powder formula helps prevent septic back-up. Contains 100% natural active bacteria and enzymes that effectively digest septic system waste. Breaks down accumulated solid organic waste like grease, fat, protein, starch and paper. Includes twelve 9.8 ounce boxes per case.