Pay in 4 interest-free payments of $127.39 Learn more
Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
Integrated HOA override switch allows field technicians to force the load on or off for diagnostic verification
By using genuine Modine parts
Precise LP Calibration: Specifically sized for liquid propane applications to ensure optimal BTU output and clean combustion
1" diameter crankcase
Watts 0383021 Valve Freon Integrated HOA override switch allowsThe Watts 0383021 is a high capacity ASME Section IV safety relief valve designed specifically for commercial hot water space heating boilers. This Watts 740 series relief valve features a 1 1 4 inch NPT female inlet and an expanded 1 1 2 inch NPT female outlet, engineered to decrease discharge velocity and prevent potential backpressure issues within the return line. With a factory set relief pressure of 35 PSI and a certified steam discharge
US$ 49.90
US$ 21.99
US$ 20.00
US$ 89.00
US$ 199.95
US$ 62.00
US$ 89.00
US$ 79.00
US$ 109.50
US$ 200.00
US$ 20.00
