Form: ETL application checklist: water or brine to water heat pumps

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Published 1 August 2013
Last updated 29 March 2019 + show all updates
  1. Updated with the ETL criteria changes of 29 March 2019.
  2. The Energy Technology List criteria have changed for this technology.
  3. Checklist updated
  4. First published.

About the author

HM Government
By HM Government

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