DOWN JOHN™ is a revolutionary 3 part treatment for anaerobic septic systems and needs only to be added once a year. The 12 oz. three pack kit is the ideal septic treatment product as it effectively restores your septic system while providing sustained benefit to the environment.
We welcome you joining our automatic ship program where we will send you a friendly note in 11 months reminding you its time to treat your septic system again. It is as simple as that.