Piston vs. Diaphragm. Backpack sprayers generally come in one of two types of liquid delivery systems: piston pump and diaphragm pump. A piston pump works by drawing liquid from the tank into an ...

Furthermore, this sprayer is compatible with wettable powders, which sets it apart from many options on the market. This allows it to do the work of a piston and diaphragm backpack sprayer. It ...

Solo 425 Professional Piston Backpack Sprayer. Check Price on Amazon. The SOLO professional backpack sprayer is an effective tool for applying fertilizers, herbicides, pesticides, ...

This ergonomic backpack has a 4-gallon capacity and features an internal piston pump for powerful ... Tomahawk Power 5-Gallon Gas Power Backpack Sprayer. Now 10% Off. $430 $389 at Amazon. $568 ...

Field King 190328 Backpack Sprayer. Check Price on Amazon. The Field King 190328 Backpack Sprayer features an internal piston pump that provides up to 150 PSI to help you reach tricky places.