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About This Item

 

Full Description

This standard applies to factory-made, Forced-Circulation, Free-Delivery Unit Coolers operating with a Volatile Refrigerant fed by either direct expansion or liquid overfeed at wet and/or dry conditions.
 

Document History

  1. AHRI 420-2008

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    Performance Rating of Forced-Circulation Free-Delivery Unit Coolers for Refrigeration

    • Most Recent
  2. AHRI 420-00


    Unit Coolers for Refrigeration

    • Historical Version
  3. AHRI 420-94


    Unit Coolers for Refrigeration

    • Historical Version