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air tightness News

Monday July 16, 2018

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All Energy Models Are Wrong, But Some Are Useful
Buildings
Tuesday September 12 2017

All Energy Models Are Wrong, But Some Are Useful

NatHERS specifications can help boost the energy efficiency of buildings, but some simple possibilities are left untapped. Some pundits have said “all energy models are wrong,...

What’s Going on with U Values?
Buildings
Thursday January 12 2017

What’s Going on with U Values?

Have you been wondering how U values for windows are calculated, and why different suppliers and different countries seem to use different numbers?

Coming Changes to Green Star: Air Tightness
Buildings
Friday December 16 2016

Coming Changes to Green Star: Air Tightness

The Green Building Council of Australia has worked hard for over a decade to change the way buildings are built in this country. Their influence is...

Controlling Condensation Risk in Building Envelopes
Buildings
Tuesday November 15 2016

Controlling Condensation Risk in Building Envelopes

Most of us could share a scary story or two about mould and mildew in buildings.

Managing Risk with Building Envelope Commissioning
Engineering
Wednesday September 14 2016

Managing Risk with Building Envelope Commissioning

Imagine we are standing on the roof of a recently-built aquatic centre, where the owner says the HVAC system cannot maintain the proper indoor environment.

Magical Glass, The NatHERS Solution
Buildings
Friday July 8 2016

Magical Glass, The NatHERS Solution

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.

Green Star Needs More Sensible Air Tightness Targets
Buildings
Thursday June 23 2016

Green Star Needs More Sensible Air Tightness Targets

It’s a great idea to encourage innovation by giving an incentive for best practice. But what if you set targets that are so hard that no...

Air Tightness: Are New Targets Required?
Buildings
Tuesday May 31 2016

Air Tightness: Are New Targets Required?

Whole buildings air tightness is growing in Australia, albeit very slowly.