PRODUCT DESCRIPTION Introducing Leach & Drain Field Opener, a product targeting the primary cause for septic system failures, clogged leach and drain fields. Our new K-570 formulation builds on the success of our K-57. With K-570 we have improved performance with the addition of our patented Roetech bacteria. These specialized bacteria are the same bacteria used in our professional formulations, and are used in municipal wastewater treatment facilities throughout the country. FROM THE MANUFACTURER 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.