Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69B1S-150

Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69B1S-150

Marsoni

M251S

$434.68

Get it in 3 business days with 1 day shipping. Friday, May 29

Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69B1S-150Series 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

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Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
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Great filter elements; been using them for decades. They appear to be exactly the same as OEM, but in more recent years they are about half the price of what the dealership charges. There was much less difference in price between online and dealer prices in the past but the dealer price has just about doubled.

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Reviewed in the United States on July 22, 2025