Close-up of wood-framed windows with condensation

What are energy efficient windows?


A single pane of bare glass can gain or lose up to 10 times more heat than the same sized area of uninsulated wall. Energy efficient windows and glass are designed to:

Logo for the Window Energy Rating Scheme

Window Energy Rating Scheme

The Window Energy Rating Scheme (WERS) gives a star rating to a window's glazing and frame energy performance, making it easier to compare different windows and decide which is best for your needs.

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“Working together, we pledge to play our part and take action on climate change for Victoria, our country and our planet.”

Join thousands of others already playing their part to help keep the temperature rise under two degrees, so we can avoid the worst of climate change.

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