Research and analysis
Air-to-air heat pumps: literature review
This literature review summarises the opportunities and challenges faced by air-to-air heat pumps (A2A HPs) in the UK.
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This literature review is a compendium of existing knowledge summarising the opportunities and challenges faced by A2A HPs in the UK, as well as their status in other countries.
Updates to this page
Published 7 January 2025
Last updated 4 March 2025
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'Air-to-air heat pumps: literature review' updated to replace table 1 (page 11). This change replaces Panasonic's 'TZ Multi' model with their 'Free Multi system’ air-to-air heat pump.
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First published.