Truth About Heat Loss Calculations – What Homeowners Need to Know Before Installing a Heat Pump

Video Description

Heat loss calculations can make or break your heat pump installation. In this episode of the Homeowners Q&A Podcast, we’re joined by Rich Cartwright, Dan Cadd, Simon Murray and Mario Dodić to expose the truth behind one of the most misunderstood parts of system design. We dig into why heat losses vary so wildly between installers, how assumptions can ruin your efficiency and what homeowners can do to protect themselves. Sponsored by: EON Next: https://bit.ly/RHH-EON Check out our new book The Ultimate Guide to Heat Pumps. Pre-order now: https://renewableheatinghub.co.uk/the-ultimate-guide-to-heat-pumps-a-comprehensive-resource-for-homeowners/ Buy Bodge Buster: Heat Pump Guide for Homeowners: amzn.to/3NVndlU Buy From Zero to Heat Pump Hero: amzn.to/4bWkPFb 🔗 Subscribe for more episodes and check out our website at Renewable Heating Hub for resources and advice: https://renewableheatinghub.co.uk Don’t forget to subscribe for more expert discussions on renewable heating: https://renewableheatinghub.co.uk/forums If you would like to sponsor an episode or be a guest on our panel, please send an email to [email protected] 🌿 FOLLOW US HERE 🌿 Renewable Heating Hub: https://renewableheatinghub.co.uk Renewable Heating Hub Forums: https://renewableheatinghub.co.uk/forums YouTube: https://www.youtube.com/c/renewableheatinghub Instagram: https://instagram.com/renewableheatinghub Email: [email protected] Got more questions? Comment below or email us at [email protected]. Don’t forget to subscribe for more episodes! 0:00 Intro 1:15 What exactly is a heat loss calculation and why does it matter? 3:36 The different methods used to calculate heat loss 6:33 What data is needed to carry out an accurate heat loss calc? 6:57 Understanding U-values and their importance in heat loss calculations 8:57 If the heat loss is wrong, does that mean your heat pump will be the wrong size? 11:30 Common assumptions that skew heat loss results 15:08 How long should a proper heat loss calculation actually take? 18:47 Should homeowners hire an independent surveyor for their heat loss assessment? 21:30 Why do heat loss results vary so much? (Aira vs British Gas vs Octopus Energy) 27:24 How much should you expect to pay for a professional heat loss survey? 28:00 Should a heat loss calculation always be paired with an emitter guide and full system design? 34:04 Expert advice for homeowners getting a heat loss survey done 35:23 Conclusion