Best Pvthermal Podcasts (2026)

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The Space Between Marketing and Heating Science in the Heating Sector 53:08

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18d ago53:08

53:08

Send us a text In this episode of BetaTalk, I talk about a subject I am deeply passionate about marketing within the UK heating sector. The UK has the most competitive heating market in Europe, with the highest boiler sales across the continent. In such a competitive environment, marketing plays an essential role. I reflect on how, at times, market…

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A Historical Moment: John Ewbank & the New Frontier of Air-to-Air Heat Pumps 1:15:19

1M ago1:15:19

1:15:19

Send us a text BetaTalk Podcast Show Notes: Air-to-Air Heat Pump Pioneering with John In this landmark episode of BetaTalk, the host sits down with John Ewbank to discuss his pioneering and invaluable research into the domestic application of Air-to-Air Heat Pumps (A2A HPs). This conversation marks a potentially historical inflection point for the …

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Disrupting Zero Disrupt: Inside EDF's 'Express Heat Pump Initiative' 1:03:16

2M ago1:03:16

1:03:16

Send us a text This week on BetaTalk, we're doing something truly special: the FIRST EVER exclusive interview with EDF Heat Pumps about their groundbreaking new "Express" initiative. EDF's new "Express" initiative is hitting the accelerator, promising faster, smoother heat pump deployments that are directly comparable to the cost of a boiler instal…

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Government Regulators Crack Down on False Radiator Claims: Why MARC’s Compliance Campaign is a Win for Clean Heat 1:07:46

2M ago1:07:46

1:07:46

Send us a text In this episode Nathan chats to two of the Guild Patrons, Rob Nezard from UK Radiators and Nick Baylis from Castrads about the issue of radiators being sold in the UK with overstated power outputs. Rob and Nick have been working with the Manufacturers Association of Radiators and Convectors (MARC) and now have the help of the Governm…

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Zero Disrupt Explained: Heat Geek & BetaTalk's Deep Dive with Adam Chapman (New Heat Pump Installation Initiative) 1:05:29

3M ago1:05:29

1:05:29

Send us a text Welcome back to the BetaTalk podcast! I'm thrilled to be joined by Adam Chapman of Heat Geek for a deep dive into the buzz-generating Zero Disrupt initiative. In this episode, Adam shares the full story behind this new heat pump installation program, explaining how it aims to solve critical industry challenges, including improving af…

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Heat Pump in a Three-Storey, Timber-Framed Grade II listed building in Buckinghamshire 50:40

3M ago50:40

50:40

Send us a text This episode of Betatalk features a detailed examination of a bespoke heat pump heating system designed by engineers within the Guild of Master Heat Engineers. We speak with Mark Denman of Custom Renewables and Alex Hilton, the homeowner and a wonderful guest who provides valuable insight into sustainability. The engineers are leadin…

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Innovation in Heat Pump Technology Part Two 44:12

3M ago44:12

44:12

Send us a text Nathan is joined by Jonathan Siviter at Thermoelectric Conversion Systems (TCS), Ren Kang at Mixergy and Andreas Fechs at Kensa to discuss how innovation through the Heat Pump Ready projects has improved heat pump technology, the impact this could have on the market, and what future innovation is needed Support the show Learn more ab…

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Innovative Finance Models for Heat Pump Deployment 1:02:54

4M ago1:02:54

1:02:54

Send us a text Nathan is joined by Zachary Gill at Energiesprong and Matthew Boyes at Hometree Finance to discuss the different innovative approaches that have been developed by Heat Pump Ready projects, the key lessons from the programme about finance models to support heat pump deployment and the insights into making finance affordable and attrac…

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Innovation in Heat Pump Technology - A Heat Pump Ready Episode 1:03:56

4M ago1:03:56

1:03:56

Send us a text Nathan is joined by Christopher Taylor at Vital Energy, Richard Barwick at RJ Barwick and Russell Murchie at Nusku to discuss how innovation through the Heat Pump Ready projects has improved heat pump technology and the ease of installation of heat pumps in difficult to decarbonise homes, the impact this could have on the market, and…

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Trade Media Uncovered - The Digital Shift in the HVAC Sector 1:18:15

4M ago1:18:15

1:18:15

Send us a text A New Voice Meets Old Hands: BetaTalk's host Nathan, new to media, chats with his friends Joe Sharpe, Joe Dart and Andrew Gavid at Lyrical Communications Episode Summary: In this special episode of Trade Media Uncovered, host Nathan Gambling of the BetaTalk podcast steps into the world of long-standing trade journalism. Nathan, a new…

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HomeTree's Flywheel: How Acquiring Local SMEs Drives a Customer-Centric Energy Business 1:03:11

5M ago1:03:11

1:03:11

Send us a text Join Nathan on this episode of BetaTalk as he sits down with Olly Cutting, Johann Kühns, and Pranjal Arya from HomeTree. The team from HomeTree shares their incredible journey, from a boiler installation company to a multifaceted energy services provider. We learn how Olly and Pranjal's economic backgrounds, combined with Johann's ex…

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Discussing Ambient Loop Heat Networks and Exhaust Air Heat Pumps with Qvantum 1:03:08

5M ago1:03:08

1:03:08

Send us a text Join Nathan this week for an exclusive episode recorded live from the Qvantum HQ in Sweden! Nathan sits down with a team of true industry heavyweights to discuss the future of heating solutions for multi-occupancy dwellings. In this insightful conversation, Nathan is joined by his good friend and a titan of the European heat pump sec…

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Air to Air in Domestic Properties 1:43:37

5M ago1:43:37

1:43:37

Send us a text Expanding Horizons: BetaTalk's New Newsletter and Website! We're thrilled to announce that BetaTalk is growing! In addition to our regular podcast episodes, we're launching a brand new newsletter and an associated website. This expansion will allow us to bring you even more in-depth content, industry news, and valuable insights into …

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Talking Heat Pumps with Rhiannon 1:02:58

6M ago1:02:58

1:02:58

Send us a text Rhiannon and Nathan discuss the recent Installer Show 2025 at Birmingham NEC, covering current trends within the heating industry, including issues related to training. This season is sponsored by Intergas Support the show Learn more about heat pump heating by following Nathan on Linkedin, Twitter and BlueSky…

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Heat Pump Books & Heat Pump Training 50:41

6M ago50:41

50:41

Send us a text In this episode Nathan chats to his friend Ian Edgeworth, author of the recent books "Wellcome to the Wonderful world of Air source Heat Pumps - What Kept You" and "The Pocket Guide to Low Temperature Central Heating" You can find the books at New Perspectives.Com Listen to Ian's journey into teaching and what he and Nathan think of …

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IS THE GRANT FOR HEAT PUMP QUALIFICATIONS A HOUSE OF CARDS? 43:26

7M ago43:26

43:26

Send us a text The latest episode of BetaTalk dives deep into a topic of critical importance for the future of skilled trades and green technology: the intricate world of Vocational Training Qualifications (VTQs) and how they stack up against General Qualifications (GQs). Host Nathan Gambling, always at the forefront of heating and skills discussio…

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Heat Recovery: Turning Waste into Warmth with DK Heat Recovery 54:26

7M ago54:26

54:26

Send us a text This week on the podcast, Nathan sits down with Nigel from DK Heat Recovery to discuss an innovative approach to energy efficiency. Many businesses across the UK, like meat and food processing plants and butchers, rely on cold storage rooms kept cool by heat pump systems. These facilities also require significant amounts of hot water…

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Unpacking Heat Pump Finance: The BUS Consultation & Third-Party Solutions 1:00:14

7M ago1:00:14

1:00:14

Send us a text Join Nathan's guests David & Rob from Fornax and dive into the nitty-gritty of the Boiler Upgrade Scheme (BUS) consultation and explore how third-party finance could be the key to unlocking widespread domestic heat pump adoption. We'll break down the "finance gap challenge," look at what makes third-party ownership work, and dissect …

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The Installer Show MD's Personal Heat Pump Journey 46:19

7M ago46:19

46:19

Send us a text Join us for a fascinating conversation with Mike Costain, the Managing Director of The Installer Show! In this special episode, we pull back the curtain on the UK's leading event for heating and plumbing professionals, exploring what's new, what's next, and how the show is expanding its horizons internationally. But that's not all! M…

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Improving the Heat Pump Customer Journey 58:48

7M ago58:48

58:48

Send us a text In the fourth episode of the Heat Pump Ready special bulletin series, Nathan talks to three Heat Pump Ready projects to discuss the topic of ‘Improving the customer journey’. Nathan is joined by Jack Jarvis from EDF, Gareth Robertson from Thermly and Lucy Fairchild from Oxford City Council to discuss. Support the show Learn more abou…

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Smart Heat, Smart Savings: An Expert Consumer Meets Havenwise 56:02

8M ago56:02

56:02

Send us a text In this episode, Nathan invites Mick Wall, his 'expert consumer,' back to have a discussion with the lads from Havenwise, a company dedicated to helping with quality heat pump installations. Havenwise runs an API which optimizes the weather curves on the heat pump, as well as looking at time-of-use tariffs. You can choose to use vari…

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Intergas Stainless Steel Cylinders - A Heat Pump Game Changer? 1:10:28

8M ago1:10:28

1:10:28

Send us a text Join host Nathan Gambling as he journeys to Intergas HQ alongside legendary heat pump engineer Steve Webster to get the inside scoop on their high-quality stainless steel hot water cylinders, specifically designed for heat pump systems. Steve shares his firsthand experience testing these cylinders on recent installations, highlightin…

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RAG vs. Hallucinations: The Truth About AI in the Trades 50:34

8M ago50:34

50:34

Send us a text Episode Description: Host Nathan dives into the rapidly evolving world of Artificial Intelligence and its potential impact on the plumbing and heating industry. Joining him are Barrie and Amrit from Lorefuly, experts in leveraging technology for the trades. Key Discussion Points: The Hallucination Hazard: The trio discusses the cruci…

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Beyond Three Days: Rethinking Heat Pump Installation Training 49:36

8M ago49:36

49:36

Send us a text Nathan speaks with Leah Robson, owner of a small SME (Your Energy Your Way) installing heat pumps, batteries, and solar, about her recent appearance at Westminster. Leah gave evidence to the "Workforce Planning to Deliver Clean, Secure Energy" Committee, invited through Ellora Coupe of "Her Retrofit Space." The discussion centres on …

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Are Industry Associations Still Relevant? A Deep Dive with the Heat Pump Association 1:32:10

9M ago1:32:10

1:32:10

Send us a text In this insightful episode, host Nathan sits down with two key figures from the Heat Pump Association (HPA) – CEO Charlotte Lea and Chair Craig Dolan – to explore the role the HPA plays in the evolving UK heating landscape. They delve into the value the association brings to the industry, particularly as the nation transitions toward…

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Thoughts on Heat Pump Systems from Experienced Engineer Dan Large 1:23:34

9M ago1:23:34

1:23:34

Send us a text Nathan chats with Dan Large a Director at Solaris Energy. Dan has been involved with the design, installation and maintenance of heat pump heating systems for a good number of years. The important topic of water quality comes up and Solaris Energy use VDI 2035 methods rather than a chemical inhibitor approach. Dan is on the installer…

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A Personal Heat Pump Journey and the Power of Mentorship 1:06:33

9M ago1:06:33

1:06:33

Send us a text Welcome back to BetaTalk, the podcast dedicated to exploring the exciting world of renewable heating! In this episode, host Nathan is joined by two fantastic guests: Barry Sharp from Renewable Heat and a familiar voice to BetaTalk listeners, and Scott Sanford who has recently embarked on his own renewable heating journey. Our convers…

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Weather Compensation: The Missing Link in Efficient Heating? (feat. Ken Bone from Ultimate Renewables Supplies) 1:14:31

9M ago1:14:31

1:14:31

Send us a text Welcome back to the show! In this episode, I'm joined by a good friend and expert in the renewable energy sector, Ken Bone from Ultimate Renewables Supplies. Ken and I dive deep into a topic that's crucial for efficient heating and the future of low-carbon homes: weather compensated heating systems. One of the key points we explore i…

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Double Standards in Water Treatment: A UK vs. Europe Story 1:00:53

9M ago1:00:53

1:00:53

Send us a text In this eye-opening episode, we delve into the contrasting approaches to water treatment in European domestic heating systems for corrosion prevention. While the UK predominantly champions chemical inhibitor solutions under the EN BS 7593 standard, many European nations embrace a wider range of methods. Surprisingly, some UK chemical…

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Can a Boat Race Champion Revolutionise Home Heating? Find Out! 1:30:03

10M ago1:30:03

1:30:03

Send us a text Ever wondered what connects the discipline of a three-time Oxford-Cambridge boat race rower with the intricacies of sustainable architecture and the practicalities of installing heat pumps? This week, Nathan Gambling sits down with Henry Pelly, an extraordinary individual who seamlessly blends these worlds. Our guest is a Principal S…

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Heat Pump Strategies: Insights from the UK for US Homeowners 1:02:07

10M ago1:02:07

1:02:07

Send us a text Ever wondered how heat pump systems differ between the UK and the US? In this episode, Nathan chats with Shreyas Sudhakar, a leading heat pump installer and educator from California, to explore the contrasting approaches. Nathan, who has fond memories of his time in America, and his apprenticeship on a US airbase in the UK, emphasise…

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THE UK's LEGENDARY HEAT PUMP INSTALLER 1:00:45

10M ago1:00:45

1:00:45

Send us a text Damon Blackmore is a massive favourite among other competent heat pump installation engineers. He uses social media to help other heating engineers become interested in heat pump systems and has some of the highest performing heat pumps in the country. Unfortunately, the voices of good engineers are being drowned out by the comms pie…

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Problems with OFGEM - A conversation with Adam Bell 22:52

11M ago22:52

22:52

Send us a text Nathan chats to Adam Bell, Director of Policy at Stonehaven about: Ofgem and the recent findings from Citizens Advice The CfD (Contracts for Difference) consultation the report from the National Infrastructure Commission's - Electricity Distribution Networks: Creating capacity for the future Pylons MCS You can find Adam on Linkedin a…

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Visit A Heat Pump - The Successful Nesta project 41:19

11M ago41:19

41:19

Send us a text Heat pump owners around the UK have joined the Nesta scheme whereby they allow visitors to come visit them and ask questions about their heating system. Nathan chats to Codrina Cretu and Andy Marsden about the benefits of this free scheme to people thinking of having a heat pump as well as the benefits to installation engineers who c…

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How smart, connected and flexible heat pumps can deliver lower fuel bills and higher customer satisfaction 56:14

11M ago56:14

56:14

Send us a text Episode 3 of the Heat Pump Ready programme. Nathan chats to Ian Rose arPassiv UK, Casey Cole at Guru, and Mark Lufkin at Wondrwall Support the show Learn more about heat pump heating by following Nathan on Linkedin, Twitter and BlueSkyBy Nathan Gambling BetaTeach

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Did the Government funded Heat Pump Trial Fail? 59:46

11M ago59:46

59:46

Send us a text Nathan talks with Katrina from Energy Systems Catapult and Trysten Lee from Open Energy Monitor about a key question surrounding the Electrification of Heat (EoH) trial: why did the heat pumps perform so poorly? The trial, involving aprox. 740 heat pumps, showed an average Seasonal Performance Factor (SPF) of just 2.81 for air source…

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Is MVHR any good? 58:23

12M ago58:23

58:23

Send us a text Mechanical Ventilation Heat Recovery systems are discussed with Nathan's guests Duncan and Barry Sharp. Regular listeners will know Barry from previous episodes of BetaTalk and is one of Nathan's favourite heat pump engineers based in Scotland. Duncan is Barry's dad and has been specialising in MVHR systems since around 2010. The dis…

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Expert Heat Pump Customers - Mick Wall Interview 1:21:22

1y ago1:21:22

1:21:22

Send us a text Nathan interviews Mick Wall, a self-proclaimed 'heating nerd,' about his experiences with a heat pump expertly installed by Damon Blackmore, a renowned engineer. Mick's story, like those of Trystan and Glyn featured on episode 10 of BetaTalk's 10th season (who run heatpumpmonitor.org), exemplifies a fascinating shift: the rise of inf…

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Spruce up Your Home with a Heat Pump 1:08:07

1y ago1:08:07

1:08:07

Send us a text Nathan talks to Steph Willis and Joseph Saxby, founders of Spruce. Lot's of topics covered in this exciting conversation such as heat loss, heat pump sizing and EPCs Support the show Learn more about heat pump heating by following Nathan on Linkedin, Twitter and BlueSkyBy Nathan Gambling BetaTeach

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How Boiler Engineers Transition to Heat Pumps 51:39

1y ago51:39

51:39

Send us a text Nathan chats to Iain from Edinburg Heating about his journey into heat pumps. Iain has been using Barry at Renewable Heat (and a BetaTalk regular guest) as a mentor. Training course are discussed as well the barriers micro-businesses face in transitioning from boilers to heat pump heating systems. SEASON TEN IS SPONSORED BY Ultimate …

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UK's Top Performing Heat Pump Systems on Heat Pump Monitor 1:43:57

1y ago1:43:57

1:43:57

Send us a text Nathan welcomes back to the show Trystan and Glyn, the brilliant team behind heatpumpmonitor.org BetaTalk would also like to mention the legendary John Cantor, one of the UK's first ever heat pump gurus, who has helped the team develop this wonderful learning tool This show is PACKED with fantastic information so check out the chapte…

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Top Heat Pump Installers in Somerset & Sussex 47:25

1y ago47:25

47:25

Send us a text Notorious heat pump design expert Michael, from Option Energy Solutions in Brighton Sussex, comes on the show with Tom from Somerset. Tom runs Arlow Plumbing and Heating and has a team of five involved in the installation of gas and oil boilers. Tom started installing heat pumps quite a few years ago and has recently teamed up with M…

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MCS ISSUE A CEASE and DESIST 44:19

1y ago44:19

44:19

Send us a text The microgeneration certification scheme (MCS) recently became aware of a non-certified business targeting and encouraging MCS installers to break scheme requirements. We chat to Ben who has recently become MCS registered to discuss the situation along with his transitional journey into the world of heat pumps. We also discuss a curr…

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Mentorship or Send Gas Engineers on Heat Pump PowerPoint Courses? 54:30

1y ago54:30

54:30

Send us a text In this podcast Nathan chats with his friends Barry from Renewable Heat and Matt from Matt Rigby Heating Ltd. The guests and Nathan discuss Matts journey from a gas engineer to a heat pump engineer. It mentions how Barry has provided mentorship which is a far better way to help gas engineers transition than the current system of just…

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Heat Geek and Homely at the Installer Show 2024 30:59

1y ago30:59

30:59

Send us a text Nathan was kindly invited by the Heat Geek team to host a podcast at their Installer Show stand where he chatted to Adam Chapman, founder of Heat Geek and Karolis Petruskevicius the brains behind Homely The discussion involves what is currently happening in the heat pump industry as well as Homely's heat pump optimisation tool. Enjoy…

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Arguably, Heat Pump Training is Not Working. 1:00:10

1+ y ago1:00:10

1:00:10

Send us a text Support the show Learn more about heat pump heating by following Nathan on Linkedin, Twitter and BlueSkyBy Nathan Gambling BetaTeach

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Heat Pumps in Edinburgh - a discussion with SNIPEF 52:26

1+ y ago52:26

52:26

Send us a text In this episode Nathan chats with Fiona, CEO of SNIPEF and Barry, a regular podcast guest and a Snipef member. Snipef presented talks at the Green Homes Festival during Edinburg Festival month and Nathan discusses the talks with his guest and the potential Edinburgh has in switching to heat pumps Support the show Learn more about hea…

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Heat Loss Tools - Heat Pump Ready Projects 1:10:56

1+ y ago1:10:56

1:10:56

Send us a text This is the second episode of the special Heat Pump Ready podcast series, in collaboration with the Carbon Trust with funding from the Department for Energy Security and Net Zero. In this episode, Nathan talks to 4 Heat Pump Ready projects to discuss ‘How Innovation can improve the heat pump survey and design process’. Key topics dis…

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What do Heat Pump Installers Want? - Live Broadcast at the Installer Show 50:17

1+ y ago50:17

50:17

Send us a text Emma Bohan from IMS Heating came up with the idea for surveying heat pump installation companies big and small. She brought me on board with the project and I had Nesta help with the construction of the survey and its analysis. The podcast episode was recorded in front of a live audience at the Installer Show 2024 with some audience …

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What Does a New Government Mean for Energy and Heat Decarbonisation 58:02

1+ y ago58:02

58:02

Send us a text In the first episode of season 10 which is being sponsored by Ultimate Renewables Supplies Nathan speaks with Madeleine Gabriel the Mission Director for Sustainable Future mission at NESTA and Adam Bell, formerly a civil servant at DECC, BEIS and DESNZ and now policy Director at Stonehaven. Support the show Learn more about heat pump…