The Chapin G390 20-Gallon Lawn Hose End Sprayer is a hose end sprayer expertly engineered to be compatible with every hose. It is made of chemical-resistant, rustproof, and long-lasting material. A removable fan-spray nozzle provides a continuous stream for more direct application or fast coverage on large areas. Capable of producing up to 20 gallons of finished spray. Has a fingertip on/off control. This sprayer is compatible with all forms of water-soluble weed killers, fertilizers, herbicides, and fungicides.