Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69A1S-400 TrimLine A self-locking mechanism provides added

A self-locking mechanism provides added safety when the seat is in use

: 4 5/8 in

Acc 1-1/2 P-Trap-Cplng

Chase mounted design meant for 9 inch wall thickness

The unit is outfitted with a proximity sensor powered by one 9 volt or six AA batteries

Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69A1S-400 TrimLine A self-locking mechanism provides addedSeries 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