Description Complete your top of the line sprayer pumping system with the Valley Industries Universal Quick Connect x 1/2 Inch Hose Barb Pump Port Fitting. In matter of seconds easily connect your quick attach 12 volt diaphragm pump with a spray gun hose or broadcast boom. Constructed of tough nylon plastic that withstands extreme environments. Featuring a Viton O-ring to resist a wide range of chemicals. Approved for use with Round-Up and other agricultural brand herbicides and insecticides.