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PODCAST

BetaTalk - The Renewable Energy and Low Carbon Heating Podcast

Nathan Gambling BetaTeach

"Nathan is brilliant at making the complicated simple..." Amber Rudd (Secretary of State for Energy and Climate Change 2015-16)BetaTalk is an award winning podcast for Local Authorities, Social Housing Groups, Think Tanks, Government, Journalists, Consultants, Developers, Gas, Oil and Heat Pump engineers and the general public.It is hosted by Nathan Gambling who"s family have been involved with heat pump technologies for nearly half a century."Nathan is one of the UK"s clean heat leaders, so I

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All Episodes

56:02

Smart Heat, Smart Savings: An Expert Consumer Meets...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/05/24

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 various functionalities. For example, Mick only uses the optimizer for his space heating. Nathan likes what Henri and Alex at Havenwise are trying to a...

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70:28

Intergas Stainless Steel Cylinders - A Heat Pump Game...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/05/19

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, highlighting their exceptional build quality and resilience during transportation – a welcome change from the damage often encountered with other brands.In th...

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50:34

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

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/05/14

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 crucial issue of Large Language Model (LLM) "hallucinations" – where AI systems confidently present inaccurate or fabricated information. This raises ...

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49:36

Beyond Three Days: Rethinking Heat Pump Installation...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/05/07

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 whether Leah's concerns about workforce training, particularly for heat pump installation, were understood by the committee. Key Discussion Points:...

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92:10

Are Industry Associations Still Relevant? A Deep Dive...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/04/26

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 towards low-carbon heating solutions. The conversation tackles the fundamental question of whether industry associations are still necessary in today's r...

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83:34

Thoughts on Heat Pump Systems from Experienced...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/04/19

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 working group at MCS and gives insight into this process. The episode also discusses heat pump controls and how Dan and Solaris Energy...

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66:33

A Personal Heat Pump Journey and the Power of Mentorship

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/04/08

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 conversation kicks off with a fascinating deep dive into Scott's personal experience installing a Viessmann heat pump system in his own home. We hear firs...

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74:31

Weather Compensation: The Missing Link in Efficient...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/04/05

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 is the apparent lack of understanding within the installer base regarding weather compensation. It's surprising, considering that condensing boilers...

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60:53

Double Standards in Water Treatment: A UK vs. Europe...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/03/29

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 inhibitor manufacturers who exclusively promote their products domestically readily offer non-chemical alternatives on the continent. Host Natha...

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90:03

Can a Boat Race Champion Revolutionise Home Heating?...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/03/18

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 Sustainability Consultant at the renowned Max Fordham, a qualified architect holding Masters degrees in Environmental Design and Environ...

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62:07

Heat Pump Strategies: Insights from the UK for US...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/03/07

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, emphasises the strong connection he feels to the country. He and Shreyas engage in a fun discussion, highlighting the strengths of both systems and gently s...

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60:45

THE UK's LEGENDARY HEAT PUMP INSTALLER

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/03/04

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 pieces from much larger entities involved in the sector. Take a listen to someone actually at the coal face of industry...day in day out. ...

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22:52

Problems with OFGEM - A conversation with Adam Bell

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/02/21

Send us a text Nathan chats to Adam Bell, Director of Policy at Stonehaven about: Ofgem and the recent findings from Citizens AdviceThe CfD (Contracts for Difference) consultation the report from the National Infrastructure Commission's - Electricity Distribution Networks: Creating capacity for the future PylonsMCSYou can find Adam on Linkedin and his blog site Unbalancing Mechanism Support the show Learn more about heat pump heating by following Nathan on Linkedin, Twitter a...

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41:19

Visit A Heat Pump - The Successful Nesta project

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/02/10

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 can use it as a marketing tool. Support the show Learn more about heat pump heating by following Nathan on Linkedin, Twitter and BlueSky

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56:14

How smart, connected and flexible heat pumps can...

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/02/04

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 BlueSky

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59:46

Did the Government funded Heat Pump Trial Fail?

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/01/31

Send us a textNathan 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.This contrasts sharply with the performance of heat pumps monitored by Trysten at HeatPumpMonitor.org (HPM). Interestingly, many of the installers ...

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58:23

Is MVHR any good?

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/01/22

Send us a textMechanical 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 discussion looks at how effective MVHR is and the problems with design, installation and commissioning. Duncan spends a lot of his time helping other...

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81:22

Expert Heat Pump Customers - Mick Wall Interview

BetaTalk - The Renewable Energy and Low Carbon... ·

2025/01/05

Send us a textNathan 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 informed heat pump consumers. Their deep understanding around the "science of heat" surpasses that of many professionals in the industry's marketing, m...

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68:07

Spruce up Your Home with a Heat Pump

BetaTalk - The Renewable Energy and Low Carbon... ·

2024/12/24

Send us a textNathan 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 showLearn more about heat pump heating by followingNathan on Linkedin, Twitter and BlueSky

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51:39

How Boiler Engineers Transition to Heat Pumps

BetaTalk - The Renewable Energy and Low Carbon... ·

2024/12/16

Send us a textNathan 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 Renewable SuppliesSupport the showLearn more about heat pump heating by followingNathan on Linkedin, Twitter and BlueSky

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