Rid-X 48 oz. Professional Septic Tank System Treatment, a liquid formula packed with billions of 100% natural active bacteria and enzymes, effectively digests septic system waste. It breaks down solid organic waste like detergents, soaps, grease, and paper, preventing accumulation in your septic tank. Use monthly along with regular pumping for optimal septic system maintenance. Suitable for tanks up to 1500 gallons, this treatment provides 6 monthly doses.