We want to enable you to achieve the best you can in the context of your objectives and resources. We offer our consultancy services to self-builders and their architects.
Whether you need a single product or the ultimate Passivhaus, your system needs to be well thought out and designed correctly. We adopt a full-circle approach to provide better performing buildings from a carbon, cost, and comfort perspective.
We provide the knowledge and technology for homes and workplaces to harness their own sustainable energy. We are the pioneers of the sustainable energy revolution
UK Passivhaus Conference: Our thoughts from #UKPHC23 in Edinburgh
Passivhaus: ending the UK policy vacuum
Reducing Moisture Risk in Retrofit
Train to be a Retrofit Coordinator with the Retrofit Academy
Triple glazing: the way forward
PROGRESSION
Passivhaus Motorcycle Diaries Part 2 – From Vienna to Yorkshire
Warmer Homes
The ‘Tea cosy’ effect!
From Denby Dale to Sheepridge – A look back on 21°s Passivhaus Journey
Response to the Government’s Announcement on its Net Zero Strategy
Green Building Store to Exhibit at Energy Saving Fair
