Efficient homes
Emissions intensity of household electricity vs gas
Switching from gas to electricity for heating, hot water and cooking can favour your hip pocket. But what about emissions?
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Sustainable tech
Going electric with hydronic heating
One year after converting from gas to heat pump hydronic heating, Peter Hormann gives us a full account of the upgrades at his family’s Melbourne home and how they are staying comfy and zero carbon.
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Efficient homes
A winning formula: high-performance house plus EV
Despite the upfront cost premium, opting for a highly efficient, all-electric home with an EV can offer significant economic and environmental benefits. We analyse one example.
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Buyers guides
MVHR buyers guide
As homes become more airtight, the need for mechanical ventilation grows. Heat recovery systems bring in fresh air with minimal heat loss. Joel Seagren explains how they work and what to look for.
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Energy monitoring
Small loads that add up
In our hyper-connected world, we rely on a range of devices that are always on, like internet modems and routers, and NBN boxes. But how much of a problem is that for energy usage?
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Efficient homes
Unravelling home energy use across Australia
If asked what’s the biggest energy user in Australia, many people would likely say ‘air conditioning in summer’. But they’d be wrong. Paul Ryan and Alan Pears dig deeper into energy use averages and trends.
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Efficient homes
Condensation management
It’s important to consider both ventilation and moisture control in order to avoid condensation problems. Jenny Edwards recommends a holistic approach.
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Efficient homes
Energy efficiency upgrade: case study
One of six case studies in Renew 147 highlighting how householders have tackled energy efficiency in their homes around Australia.
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Building materials
Energy-efficient stained glass
Vicky Grosser shows how it is possible to reuse old materials like stained glass in a new energy-efficient build.
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Buyers guides
A draught sealing buyers guide
Draughts can make your home far less comfortable than it needs to be, particularly in winter. Sealing them up is one of the simplest things to do for an energy-efficient home. Find out where the gaps are and how to fix them in our first-ever draught sealing buyers guide.
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Cooling
Underground cool
Architect Alvyn Williams describes why and how you might want to take advantage of the more stable temperatures underground to improve passive cooling, heating and ventilation.
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