163: The Facts About Airtightness

Walls (and roofs and floors) of buildings have become complicated. As we’ve increased the level of insulation, we’ve created some new problems, like condensation. This has been aggravated by the addition of layers into the wall that reduce air movement. So how do you create a wall that keeps you warm but will also stay dry? I Read More …

145: How to build a passive energy home

Dennis Dowling produces finely crafted, passive energy homes in Queenstown. What’s a passive energy home? Basically, it’s a good quality one. If you’re looking to build a healthy, energy efficient home, then you want to find a building company like DCD. Part of my mission here at Home Style Green is to find these builders Read More …

138 Dr. Allison Bailes Energy Vanguard

Dr Allison Bailes III uses his PhD in physics and his background in teaching, to educate the world about better buildings. Through his company Energy Vanguard, Dr Bailes has been recognised as a great communicator, turning complex ideas like relative humidity and psychrometrics, into understandable fundamentals for better home performance. The Phsyics of Good Buildings Read More …

105: What is a Blower Door?

What is a blower door and why would you want to use one? Thomas van Raamsdonk is a home performance expert. He’s also an expert educator and can often be found touring New Zealand and Australia talking with design professionals, builders and clients about the virtues and techniques of better building. During his career of Read More …

103: It’s All About Airtightness

Derek Ward’s strength is the science that connects good design with good performance. Clioma House specialises in ‘airtightness and effective insulation’. They help bridge the gap between the drawing board and the construction site. Call the Experts, Early The sooner you think about how much you want to do in relation to performance, the cheaper Read More …

How 475 can help you achieve a high performance home

So, you’ve decided you’d like a really good home. One that’s comfortable, healthy and energy efficient. That’s great, but unfortunately it’s not (yet) standard practice. Hopefully you can find a good designer to help (try this list if you like). But you’ll also need some good, non-standard products. This week I spoke with Ken Levenson Read More …