Powerful spraying for professional use

The Chapin Commercial-Duty Backpack Sprayer has a powerful pump that gives you better spraying pressure.

  • Powerful: The Dual Displacement Pump combines piston and diaphragm technology for increased pressure: more than 120 psi
  • Leak-Free: The pump virtually eliminates piston leaks
  • Versatile: Handles liquids as well as wettable powders
  • Easy to Use: The Wide Mouth™ 6"-dia. opening allows for easy filling, cleaning and servicing of the pump
  • Portable: Cap has a built-in carry handle and wand clip
  • Durable Construction: It has a self-cleaning, removable 3-D filter and is built with Viton® seals for maximum chemical resistance
  • Adjustable: Comes with adjustable brass poly cone and flat fan nozzles


  • Manufacturer #: 63900W
  • Faceted Pump Type: Hybrid
  • Tank Capacity: 4 gal.

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