research, insights, case studies and articles

We don’t know everything… as we learn we also share, to help others make great things too.

Selling Indoor Environment Quality

While sustainability professionals understand the concept of Indoor Environment Quality (IEQ), it remains largely academic and defined in ways that are not communicated to, or lack engagement from, consumers. There is an excellent opportunity for...

read more
The skin we’re in

"When done well, a high-performance façade can have as much bearing on the performance and comfort of a building as any other design element. So why aren’t they fnding their way into every project?" An article published in AIRAH's Ecolibrium magazine, from...

read more
Magical Glass, The NatHERS Solution

8th July, 2016  | Jessica Hogg
When you decide to utilise the deemed-to-satisfy route for residential developments, you’ll end up producing a NatHERS (Nationwide House Energy Rating Scheme) model.

Given that it is a building envelope assessment, as part of the process you are required to enter information about the dwelling (be it a single-occupancy house or apartment block) including the geometry, envelope materials and thermal performance.

read more
Building Code: An Important (Thermal) Bridge to Span

12th October, 2016 | Jessica Hogg
The Australian Building Codes Board (ABCB) recently confirmed that they’re undertaking a process for developing Section J 2019.

This is a sure sign that industry is being engaged and workshops are taking place. Although a three-year timeline is of concern if the code is falling short, it finally allows time to really explore and develop the code response and properly engage with stakeholders.

read more
Why NatHERS is not an Assessment of Comfort

11th November, 2016 | Jessica Hogg
Energy modelling software can create its share of frustration, none more so than that used for assessing dwellings against Section J of the National Construction Code – the modelling analysis also known as NatHERS.

There are a lot of fundamental issues here – the black box nature of the analysis (leaving energy modellers in the dark about the calculation), the absence of accounting for thermal bridging and air permeability, and the lack of education around the WERS database and more.

read more
Debunking Some Myths About Passivhaus

14th January, 2016 | Jessica Hogg
As a Certified Passivhaus Designer, I’ve had some interesting discussions with both friends and colleagues about their perceptions of what they think a Passivhaus building actually means.

It’s time to shed some light on a few of the myths and misconceptions surrounding the Passivhaus concept.

read more