RID-X septic tank system treatment products will give septic system, homeowners peace of mind by helping maintain a free-flowing system. RID-X formula is scientifically formulated with 100% natural bacteria and enzymes to digest household waste. By adding RID-X to the septic system every month, along with regular pumping, you can help prevent expensive septic backups and prolong the life of your system. Keeps your septic tank healthy and functioning properlySafe for use in all septic tanksEasy to use, just pour the powder down the toilet and flushOne dose provides a month's worth of treatment for a septic tank up to 1500 gallons