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Very interesting podcast with so much information about natural building and sustainability. An essential if you have any interesting in natural building, with a nice comedy touch from Joe and Jeffery!


Just listen to one, their brilliant. The other sustainable building podcasts I found in the past, don’t go into enough depth.... but this does!


Really well presented and informative look at sustainable building in the UK and beyond. Well recommend a subscription.

Informative and fun

This is a great podcast for anyone interested in sustainable building. I especially love Jeffrey's interview skills. Give it a listen!



Fun and informative.

These guys are so enthusiastic about their subject! Loads of great information, really well presented by two guys who are obviously great friends. What's not to like?

This is great!

Loving the opening episodes, can't wait to hear more!

Refreshing take on the construction industry

Im really enjoying these, i work in the construction sector and there’s really not enough companies out there pushing towards sustainability like Hartwyn are. Well worth a listen

Really interesting topics!

Really interesting topics and the hosts have great chemistry. Production values are really good, a new favourite for sure. I can’t wait for more!