PRODUCT DESCRIPTION K-57 Septic System Cleaner is a powerful biological product which is formulated with our patented bacterial cultures. It is powerful enough to act quickly in emergency situations where sluggish conditions, clogs, surface water accumulations, or back-ups have occurred. Made up of special bacteria, it provides a concentrated attack on clogged areas relieving overloaded septic tanks, cesspools and drain fields. K-57 will not damage drains, pipes,disposal systems or porcelain because it contains no corrosive materials. For over 50 years Roebic has developed high quality products engineered for optimum performance targeting specific problems and troublesome areas within the septic system. Trust Roebic,The Septic Professionals, for all your septic and drain care needs. FROM THE MANUFACTURER Roebic K-57 is used to correct systems that are overworked and sluggish. Made with Roebic's patented ROETECH bacteria, K-57 provides a concentrated attack on clogged areas relieving overloaded septic tanks, cesspools and drain fields.