Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69B1-50 Height-48" the unit is theft and

the unit is theft and tamper-resistant

Flange covers shall be fiberglass reinforced nylon with glossy finish 13/16" (21mm) thickness and 3-1/8" (80mm) diameter

REPLACED AS CENTURY UB172ES

EBF-85/EBF-187

Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69B1-50 Height-48" the unit is theft andSeries 69 Relief Valves, Max. temp.: 450F,Field adjustable pressure is factory set to midrange for minimal effect on flow capacity rates. Adjustment requires no disassembly; simply remove hex cap. Closed bonnet, sealed hex cap, and lapped metal seating eliminate leakage. Stainless steel springs. MNPT x FNPT connections. For pressure relief, liquid relief, continuous bypass, and overprotection for pumping stations, tanks, hydraulics, fluid, and