BetaTalk - The Renewable Energy and Low Carbon Heating Podcast

Send us Fan Mail Episode Summary Guests: Zac Curtis (Innovation Lead for NextGen Home at E.ON ) & Chris Bernkopf (CEO of Podero ) How do you scale residential Energy as a Service (EaaS) without upfront capital? E.ON and Podero’s 18-home Midlands pilot demonstrates that combining automated zero-upfront multi-asset orchestration (heat pumps, solar PV, batteries, and EV chargers) into a single 10...

Send us Fan Mail Overview In this episode, we move beyond the industry’s obsession with nominal appliance ratings to confront a uncomfortable truth: "The Phantom Efficiency." We sit down with Robert Whitney to discuss why the UK heating sector is currently failing its first major test in the transition to electrification. We explore why we continue to chase theoretical efficiency gains o...

Send us Fan Mail Ryan Jude of the Green Finance Institute (GFI) discusses how to mobilise capital for the UK's green home revolution. Overview In this episode, Nathan is joined by Ryan Jude , Programme Director at the Green Finance Institute (GFI) and former Cabinet Member for Climate in Westminster. While Nathan admits his expertise lies in the "weeds" of heat pump engineering rath...

Send us Fan Mail The UK heat pump sector is entering a new phase. In this episode, we speak with senior leaders from the newly formed Association, created by merging three major industry bodies (Ground Sorce Heat Pump Association, Heat Pump Federation and Heat Pump Association) into a single, unified voice: The Heat Pump Association UK We explore why this merger happened, what it means for install...

Send us Fan Mail Nathan chats to his friend Ricky from Thoroughflush about water quality in UK heating systems. Ricky leads the way in helping domestic heating engineers prevent corrosion in their boiler and heat pump wet heating systems.  As well as discussing the VDI 2035 method of keeping heating systems clean they two chat about Ricky's own heat pump installation.  It's a bit similar...

Send us Fan Mail This episode of Betatalk features Will Rivers, associate director of residential decarbonisation at the Carbon Trust and Madeleine Gabriel, Sustainable Futures Mission Director at Nesta. We discuss the Department of Energy Security and Net Zero's funded Heat Pump Ready Programme which was part of the Net Zero Portfolio (NZIP) and ran from 2021-2025. The collaboration, evaluat...

Send us Fan Mail In this episode of BetaTalk, Nathan sits down with industry veteran Graham Hendra to unpick the complexities and misconceptions currently stalling the UK’s heat pump rollout. While much of the national conversation is bogged down in rigid technical defaults and confusing marketing jargon, this discussion focuses on the practical realities of machine design, the untapped potential...

Send us Fan Mail This episode discusses in lay terms the Position Paper which you can find on the betateach website and you can also download here I speak to lots of Engineers who have apprentices at college who are not happy with the college system.  The Betateach Position Paper argues for testing a new way of doing things.  Support the show Learn more about heat pump heating by following Nathan...

Send us Fan Mail In this episode of BetaTalk, Nathan welcomes back engineer and coder James Twallin to discuss the technical nuances of the UK’s energy transition. While industry debates are often binary, this conversation focuses on objective data regarding gas infrastructure, the physics of high mass heritage buildings, and the importance of real world boiler monitoring for hydronic heat pump su...

Send us Fan Mail Primary Expert: Mick Wall (IT Specialist, University of Sheffield & Founder of Energy Stats UK ) Host: Nathan Gambling (Beta Talk Podcast and Betateach Newsletter ) Core Topics: Heat Loss Accuracy, Weather Compensation vs. Room Influence, Smart Tariffs (Octopus Energy). Executive Summary (TL;DR) Standard MCS heat loss calculations often overestimate ventilation losses in older...

Send us Fan Mail In this episode, Nathan sits down with economist Ben Watts, the creator of the real-time energy dashboard at kilowatts.io . They explore the hidden "engine room" of the UK’s electricity system, the high-stakes market where power is traded in 30-minute blocks.  Ben explains why a single line on the map (the B6 Boundary ) is costing consumers over £1 billion a year and how...

Send us Fan Mail 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, marketing messages can move away from fundamental heat...

Send us Fan Mail 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 UK heating sector, as Ewbank’s practical, data-...

Send us Fan Mail 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 install.  We sit down w...

Send us Fan Mail 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 Government body:  Office for Product Safety and Standa...

Send us Fan Mail 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 affordability for consumers and giving homeow...

Send us Fan Mail 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 leading heat geeks in the field, and this installation...

Send us Fan Mail 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 about heat pump heating by following Nathan on Lin...

Send us Fan Mail 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 attractive for consumers. Disclaimer:  All the views e...

Send us Fan Mail 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 what future innovation is still needed. NEWS FL...

Send us Fan Mail 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 voice in the heating sector's media...

Send us Fan Mail 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 expertise in Climate Change management a...

Send us Fan Mail 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 sector, Thomas Nowak. As the former General Secreta...

Send us Fan Mail 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 the world of heat pumps and susta...

Send us Fan Mail 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