Professional-grade sprayer that’s perfect for use with wettable powders， which may cause wear to piston pump sprayers

Since 1902， Chapin has been making professional-grade sprayers - and the Diaphragm Pump， 4-gal. Backpack Sprayer continues in their legacy of excellence. This sprayer features Viton® seals， a 20"L poly spray wand and 48"L spray hose to hit all of those hard-to-reach areas. Weighs 10.3 lb.

• Spray In Comfort: Sprayer features a padded shoulder and waist straps for all-day comfort
• Customize Your Pressure: Four-position pressure adjustment from 15 to 60 psi lets you manage each unique job
• Versatile Spray Patterns: Includes fan， cone and brass adjustable nozzles
• Designed for You: Pump handle can be positioned on the right or left side， whichever works best for you