Roebic K - 77 Root Killer is a fast-acting, long-lasting root killer that destroys roots which can invade sewer pipes and clog septic tank systems’ drain fields. Formulated to be safe for all plumbing and plastic pipes. Best to use at night before retiring for the day. Clears roots from leach and drain fields to improve the flow of the drainage system. Available in a 2-pound bottle.
**Not for sale or use in the State of Connecticut or in the California counties of Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano, and Sonoma. Not for use in septic systems in the State of Florida. Not for use in septic systems in the State of Massachusetts.