ETL application checklist: air to water heat pumps

Energy Technology List application checklist for air to water heat pumps (ECA774).


ECA774 Heat pumps: Air to water

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This checklist will support your application to have a product listed on the Energy Technology List.

Published 1 August 2014
Last updated 21 October 2016 + show all updates
  1. The ETL criteria for this technology category have been updated.
  2. Updated in accordance with ETL criteria changes for this technology
  3. First published.