The Chapin 20000 1-gallon pump sprayer is a versatile tool for weed control, fertilizing, pest management, and watering. It features the SureSpray® in-tank anti-clog filter, ensuring a steady, clog-free spray, even with dirt and debris in the tank. The lightweight, rust-free polyethylene tank is translucent for easy fluid level checks, and the ergonomic pump handle provides comfortable carrying and pumping.