The unit is crafted from type-304

Diameter 4

13"W x 2" H x 3

The water jets lift off the dust covers when operated

SPCC and EPA Container Storage regulation 40 CFR 264

Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69B1-200 Drain Type - Centrally rising vent w/supplies from above (B drain) The unit is crafted fromSeries 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