The Chapin Lawn/Landscape Pro Sprayer is a good choice for the homeowner and professional landscaper. Featuring Control Flow Technology that provides a continuous spray stream at 21 psi and more efficient use of chemicals. The sprayer comes with a 4-Gallon translucent poly tank with a 4-inch wide mouth opening for easy filling and cleaning, poly shut-off, 3 nozzles for a variety of applications, 3-stage filtration system to prevent clogging, poly wand and an innovative pump handle that can be set up for either right or left-hand use. Padded shoulder straps offer hours of comfortable spraying. Viton seals provide compatibility with fertilizers, weed killers and pesticides.