Hercules 2lb. R-D (Root Destroyer)

Please Note: Use of copper sulfate root destroyers is not permitted in Connecticut and San Francisco Bay area of California. Features: Concentrated chemical product specifically formulated to clear and prevent root-blocked sewer lines. Non-caustic, non-acid, copper sulfate based herbicide - harmless to skin or clothing. Safe to use in lines leading to septic tanks, cesspools and dry wells when used as instructed. Will not harm trees, shrubs, or other vegetation. Contains large crystals of copper sulfate which dissolve slowly, increasing contact time with roots to ensure more complete removal. NSF registered/USDA authorized. EPA Registration. No. 7687-1 EPA Est. No. 7687NJ01.