Model 425 Solo Backpack Sprayer Piston Pump, 4 Gal.

Piston Pump Sprayer, 4 Gal., 0-90 psi These sprayers easily and effectively handle disinfectants, fertilizers, herbicides, pesticides, and formulations for tree, shrub, and plant protection. The UV-stabilized polyethylene tank accepts water or oil-based chemicals, and the Viton® seals resist corrosive chemicals. Not recommended for acids. The 28” unbreakable wand offers excellent reach, and a commercial shut-off valve with lock-on/lock-off feature minimizes user fatigue. Also features an easy-fill, extra-large tank opening; interchangeable pump handle for left or right-hand operation; 48” nylon-reinforced high-pressure hose for extended reach; double filtration system (filter basket and nozzle filter); padded adjustable shoulder straps; and rugged metal frame. Includes adjustable, fan spray, hollow cone, and jet stream nozzles. TeeJet® compatible. The piston pump sprayers have a maximum pressure of 90 psi, and the diaphragm pump sprayers have a maximum pressure of 60 psi. The diaphragm pump is made of top-quality Tivilon® material for outstanding resistance to harsh chemicals and can be used with wettable powders, liquids, and bleach solutions.