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About This Item

 

Full Description

The purpose of this standard is to establish for Direct Geoexchange Heat Pumps: definitions; classification; test and rating requirements; minimum data requirements for Published Ratings; operating requirements; marking and nameplate data; and conformance conditions.
 

Document History

  1. AHRI 870-2005


    Performance Rating of Direct Geoexchange Heat Pumps

    • Most Recent
  2. AHRI 870

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    Direct Geoexchange Heat Pumps

    • Historical Version