Energy Efficiency

We need a “lemon law” to make homes we buy and rent more energy efficient

When it comes to buying or renting a home, we have a right to zero information on its energy efficiency…

April 27, 2023

How much can you save with electrification and efficiency? An answer is a few clicks away

New online simulator calculates the big savings – in dollars and emissions – households can make by getting off gas and…

April 20, 2023

Fraunhofer ISE debuts solar thermal facades for heat pumps

Germany’s Fraunhofer Institute is developing and testing solar thermal façade panels that could replace the more traditional external air unit.

April 20, 2023

Big banks join call to harmonise home energy ratings

Banks, insurers and building industry call for single national home energy rating system – and measures to improve energy performance…

April 20, 2023

Want an easy $400 a year? Ditch your gas heater for an electric split system

Kicking gas out of your home can save you a lot of money. But where do you start? And how…

March 24, 2023

New home, old appliances: Our data-driven journey to solar electrification

In a new house, it's a whole new world of home energy management and "electrification" possibilities as we shoot for…

March 21, 2023

Why are electricity prices going up again, and will it ever end?

Electricity prices look set to go up again in winter and consumers are justified in asking: why is this happening?…

March 17, 2023

How consumers will hold the balance of power on a majority renewables grid

While we can’t control when the sun shines or the wind blows, we can control the consumption in homes to…

March 14, 2023

Cooking with gas: How bad for your health is it, really?

Experts at UNSW maintain that cooking with gas is a net negative for health. So what is it about using…

March 2, 2023

How to double your old home’s energy rating: Lessons from two efficiency retrofits

We did energy efficiency audits and then retrofits on two old, poor performing homes. In both cases the improvements are…

February 28, 2023