Roebic K-37-BAG Granular Septic Tank Treatment: Concentrated, Removes Clogs, Environmentally Friendly Bacteria Enzymes, Safe for Toilets, Sinks, Showers - 12 Ounces;

K-37 Granular is a concentrated bacterial product that digests proteins, fats, oils, grease, paper, starches and surfactants in household cleaners to keep septic systems active and running smoothly. Prevents the clogging of inlet and outlets that can lead to unpleasant odors and overflowing receptacles. K-37 works in both your septic tank and drain fields. Easy to use, economical and safe for all plumbing. Use every other month to maintain a 1500 gallon system.