Solo 425 4-Gallon Deluxe Piston Pump Backpack Sprayer nofreeship Comet BP series diaphragm pumps

Comet BP series diaphragm pumps have external plastic or plastic coated manifolds for extra resistance to chemicals

Durand Wayland Silverline 736T 600 Gallon Air Sprayer w/ Diaphragm Pump (36" Fan & Tracking Hitch)

All regular pattern spray nozzles were tested at a height of 36 inches

such as this one

FMC/John Bean 6-60D piston pump capable of 60 gpm @ 800 psi

Solo 425 4-Gallon Deluxe Piston Pump Backpack Sprayer nofreeship Comet BP series diaphragm pumpsSolo 425 4 Gallon Deluxe Piston Pump Backpack Sprayer The 425 Deluxe includes the following upgrades: new carry handle and waist belt attached to deluxe shoulder straps, brass adjustable nozzle, adjustable pressure regulator with four settings (15, 30, 45 or 60 psi), extra large carrying handle with wand retainer for easy portability and easily reversible fold away handle. Easily and effectively handles disinfectants, fertilizers, herbicides,