Echo Manual Backpack Sprayer 4 Gallon (Diaphragm)

The Echo Manual Backpack Sprayer is the best performing backpack sprayer in the market. It has a  28" stainless steel wand with brass nozzle, for extended reach 3-stage filtration. It combines higher pressure of a piston pump with extended life span of a diaphragm pump. The double-thick shoulder straps add additional comfort. It has a dual-displacement combination piston and diaphragm pump. The large 6" ID cap opening is the largest in the market. Use with liquids and many wettable powders. Viton formulation increases durability.