McDonnell Miller (129302) 42S Low Water Cut-Off & Pump ControllerModel number 42S is a combination float operated low water cut off and pump controller for steam boilers that have a separate water column. This control features an automatic reset and two 120 volt, bi metal, two wire, single pole, single throw snap switches. Its maximum pressure is 50 psi and it has a tapped 1" FIP connection. Part Number : 129302 Model: 42S Overview Product Features Monel bellows provides corrosion resistance Single pole, single

On warmer days the outdoor sensor will limit the water temperature based on the outside temperature so that your home isn’t wasting energy

ASME Boiler and Pressure Vessel Code Section 1 PG-42

United Brass Works (293981) 363 3/4” Continuous Blow Off Valve

One single pole

Fully automatic - nonelectric

Part Number: 293006

Part Number: 296958

Fits all Macon NT series valves

Part Number: 285950

150mm) NPT

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vertical angle