"3-in-1 Solo Diaphragm Backpack Sprayer handles wettable powder formulas including sediment water and abrasives, liquid formulations and bleach solutions, thanks to a resistant Tivilon diaphragm. 4-gallon tank is made of high-density polyethylene with UV inhibitors for increased longevity. Dimensions L x W x H in. 14 3/4 x 8 3/4 x 20, Flow oz./min. Varies, Hose Length in. 48, Pressure PSI 60, Spray Height ft. 25, Sprayer Type Backpack, Pump Type Diaphragm, Repairable Pump Yes, Tank Size gal. 4, Wand Length in. 20 28 with shut-off, Broadcast Width ft. 4-6, Seal Type Viton, Tivilon, Buna, Spray Pattern Multiple. Tivilon diaphragm effectively handles disinfectants and bleach solutions High-density polyethylene tank with UV inhibitors for increased longevity 4 1/4in. opening for easier filling and cleaning Commercial shut-off valve with lock-on/lock-off feature minimizes user fatigue and helps prevent waste Four-nozzle assortment handles a variety of spraying jobs Viton and Buna seals and Tivilon diaphragm provide superior chemical resistance and a longer pump life"