ETL application checklist: packaged air to air heat pumps (rooftop)
Energy Technology List application checklist for packaged air to air heat pumps (rooftop) - ECA722.
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This checklist will support your application to have a product in this technology category listed on the Energy Technology List.
Last updated 29 March 2019 + show all updates
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Updated in line with the ETL criteria of 29th March 2019.
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The Energy Technology List criteria have changed for this technology.
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First published.