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How do ground source heat pumps work? Stuart Gadsden – Positive Energy Ep 13

Louise Frohlich
Written By
Published on 3 December 2025
  • Stuart Gadsden of Kensa is our thirteenth guest on Stuart Gadsden
  • Kensa is a Cornish manufacturer and installer of ground source heat pumps
  • It installs affordable and sustainable heating solutions across the UK
  • Watch the podcast below on YouTube or listen on Spotify

Episode 13 of Positive Energy features Stuart Gadsden of Kensa and is hosted by Max Schwerdtfeger and Roland Ellison of The Eco Experts.

For episode 13 we welcomed Stuart Gadsden of Kensa to find out more about ground source heat pumps. Asking questions like:

  • How do ground source heat pumps they work?
  • How are they different from air source heat pumps?
  • How efficient are they?

We also asked about how Networked Heating, using ground source technology, could play an important role in providing heating and hot water at scale for future rural and urban environments.

Kensa is a British heat pump manufacturer and installation company that focuses on affordable and sustainable heating solutions.

Based in Cornwall, they have been ground-source heat pump pioneers since 1999.

Check out our guides below: 

Get a free quote for a heat pump for your home by using our quick quote tool.

Episode 1 – Bean Beanland

Episode 2 – Ramin Hakimov

Episode 3 – Chris Hewett

Episode 4 – Claire Gardner

 Episode 5 – Pauric Foody

Episode 6 – Leah Robson 

Episode 7 – Bean Beanland (again!)

Episode 8 – Lucy Shea

Episode 9 – Simon Peat

Episode 10 – Jan Rosenow

Episode 11 – Richard Hauxwell-Baldwin

Episode 12 – Thomas Farquhar

Written By

Louise Frohlich

Joining Eco Experts in April 2024 as Editorial Assistant, Louise has a keen interest in low-carbon technology and enjoys writing about anything sustainability related.

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