Roebic K-77 Root Killer: Clears Pipes Stops New Growth Works for Sewer 32 Ounce
Roots are destroyed at the point of entry into pipes. Once killed, the dead root “seals off” the point of entry and the root cannot re-grow. Non-corrosive, K-77 works without harming surrounding trees, ground cover, or the natural bacteria content in septic tanks and cesspools.