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
Finding an eco builder
How much does Passivhaus cost?
Building a Passivhaus
Retrofit ventilation
Passivhaus retrofit
Insulating hard-to-treat homes
Cumberworth Radical Retrofit: It’s a Wrap!
Cumberworth Radical Retrofit: Roof, Heating & MVHR Strategies
Insulating suspended timber floors
Cumberworth Radical Retrofit: Ground Floor and Intermediate Floors
Cumberworth Radical Retrofit: Window Reveals
Cumberworth Retrofit: Internal Wall Insulation (IWI)
