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1 1/2 in. NPT connection Air Purger for closed heating systems

  • Product Info
  • Literature


The Honeywell EA122A Automatic Air Vent purges air from high pressure mains and equipment in hot or cold closed water systems.


  • Includes removable float/valve assembly for easy servicing.
  • Not for use in steam systems.
  • Body, cover and float assembly made of thermoplastics.
  • Internal parts made of corrosion-resistant and chemical-resistant materials for use with water systems containing light concentrations of propylene glycol, mineral oils, or petroleum-based oils.
  • Oil resistant seal.
  • NBR seat disc and O-ring.

Product Specifications

Item Type
Pipe Size (inch)
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