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Its robust construction is built to withstand the high-temperature environments typical of commercial heating systems
Precision Adjustment: Features a "Sight-Set" calibrated scale for accurate pressure setpoint viewing without removing the cover
while the long dryseal pipe threads provide extra clearance for flare nuts and ensure a leak-proof metal-to-metal seal
Key Benefits for Contractors: OEM Compatibility: Precision-calibrated for Armstrong
McDonnell & Miller 157S-RBP-MD Pump Controller Els PW 29614 Its robust construction is builtThe McDonnell & Miller 157S RBP MD Pump Controller (Part Number 176503) is a heavy duty, float operated combination low water cut off and pump controller designed for commercial and industrial steam boilers. Engineered with an integral water column and monel bellows for superior corrosion resistance, this unit provides precise level management at operating pressures up to 150 psi. This specific model features maximum differential operation, which is
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