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For steam system air venting
Rugged Durability: Rated for up to 115
Key Benefits: Direct Cross-Reference: Seamlessly replaces Century/AO Smith 580
Robust Construction: Features a rolled steel frame and high-temp blower wheel to withstand continuous thermal cycling in residential and commercial flue systems
the ZG-TF2 adaptor ensures precise torque transmission and alignment
McDonnell & Miller 67-BC-2 Low Water Cut Off 322057-301 For steam system air ventingFor steam boiler maintenance, the McDonnell & Miller 67 BC 2 Low Water Cut Off is a critical safety component designed to protect residential and commercial systems from dry firing. This 120V mechanical, float style control effectively interrupts the burner circuit if water levels drop below the safe threshold. Featuring dual precision switches, the 150210 model provides high reliability operation for both the low water cut off and an alarm or
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