Home Design Guides: Energy efficiency, Windows

What are energy efficient windows?

An energy efficient window is one that helps to minimise the use of artificial heating and cooling in a building. Technological progress in the last 25 years has made...

Double glazing

What are double glazed windows?

  • Reduces heat transfer very effectively
  • Excellent acoustic insulation
  • Costs much more than single glazing
Low-e glass

Low-e glass

  • Improves solar and thermal control
  • Reduces UV transmission
  • Relatively expensive
  • Can reduce solar heat gain in winter
Window rating label

Window Energy Rating Scheme

The Window Energy Rating Scheme (or WERS, as it's known) is a system by which windows sold in Australia are independently assessed and rated according to their performance and efficiency.

Energy efficient windows

Energy efficient windows

Windows are often the biggest culprit when it comes to energy waste in homes. Find out why, and how to choose windows for better energy efficiency.

Thermal mass and windows

How thermal mass affects windows

A big part of planning thermal mass in your home is deciding where windows need to go in order to allow sunlight in. Read on to find out more about the relationships between windows and thermal mass.

Climate zones in Australia

Climate considerations for windows

Australia’s vastness lends itself to a broad range of climatic conditions ranging from the tropical weather of Cairns to the frosty conditions experienced in Hobart. How much energy...

Heat loss through windows

Tremendous amounts of heat are lost through windows. Find out how the right windows, thermal curtains and pelmets can make your heating more efficient.