Builders compete for customers by touting the features of their homes. Some builders promote 'six-star' home energy ratings in ways that could mislead consumers and breach Australian Consumer Law.
When a house is better sealed, the quality of ventilation becomes more critical.
Our health depends on the quality of air indoors, where most of us spend 90% of our time. The easiest solution is to open a window, but what if that's not an option?
Soaring heating costs mean many vulnerable Australians endure cold houses and the associated risks to their health.
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The idea of a hot and sunny land is so baked into our thinking about Australia that we've failed to design and build houses that protect us from the cold.
We can learn a lot from Queenslanders.
The latest heatwave put huge pressure on our electricity grid, as Australians turned on their air conditioners. Smarter design and regulations could solve the problem.