TeeJet 6815-1/2" 700 PSI Brass Relief Valve Category_Spray Guns/Tree Guns They are made of glass

They are made of glass filled polypropylene with EPDM gaskets and 304 stainless steel handles

Qty 6 9910-320030 O-Ring

Kit 9910-KIT1741 is available for remote mounting

1/2" Reusable hose coupling

It includes a pressure gauge

TeeJet 6815-1/2" 700 PSI Brass Relief Valve Category_Spray Guns/Tree Guns They are made of glass6815 1 2 700 Piston Type Pressure Relief Regulating Valve. Brass, 1 2" Inlet & Pipe Connection, 700 psi max. Bypasses excess liquid. Adjustable to maintain control of line pressure at any pressure within the valve's operating range. Selected pressure setting firmly held in place by locknut. Extra large valve passages to handle large flows