Tree roots can penetrate your pipes causing major clogs, backups and costly damage. Patriot Chemical Company’s Foaming Root Killer (10 lbs.) is designed to eliminate roots infiltrating sewer lines, septic systems and drain pipes before they become a serious problem. Unlike traditional root treatments, our foaming formula expands inside pipes, coating every surface to kill roots on contact and prevent regrowth. This powerful yet easy-to-use solution helps maintain clear, free-flowing pipes without harming trees or surrounding vegetation.