2026

Posted On12 Mar 2026

Why Certification Matters

Passivhaus Certification is sometimes seen as optional extra - a "nice to have" rather than a necessity - if you want Passivhaus results, certification is essential.

Posted On21 Jan 2026

Passivhaus Design and Certification

We have put together a simple guide to Passivhaus terminology for Clients and team members. What’s the difference between a designer, consultant and a certifier?

2025

Posted On01 Dec 2025

Form Factor & Upfront Carbon

The opportunity for impact is greatest at the start so let us help you get the most out of your project!

Posted On02 Jul 2025

Passivhaus delivers Quality

Frustration and disappointment that often comes with newbuild homes — and how a Passivhaus approach can avoid poor outcomes in terms of comfort, energy efficiency and health.

2024

Posted On28 Nov 2024

Commissioning Ventilation Systems

Our guide to achieving a ventilation system that will work as intended

2019

Posted On09 May 2019

What questions should I ask when buying an eco/green/low energy home?

From many years of painful conversations with people who have “bought a pup” I bring you this simple list which I hope will empower you to get what you think you are getting.

Posted On18 Mar 2019

Airtightness, Airtightness, Airtightness

What makes a building low energy?

Posted On26 Feb 2019

What Kit do I need to commission MVHR systems?

We get asked this frequently, and the answer depends a lot on how much work you expect to do and what level.