Understanding Energy-Efficient Windows

01/02/2019

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The benefits of installing energy-efficient windows are obvious. You’ll reduce condensation and damp, cut nuisance noise and enjoy a warm and comfortable home with lower energy bills. Understanding how energy-efficient windows work will help you get the best out of them and make the right choice when it’s time to upgrade.

Double or triple glazing?

Double glazed windows are composed of two sheets of glass with a gap between them that is often filled with inert gas. This creates an insulation barrier that keeps cold out and heat in. Triple glazing adds another pane, but is it worth the extra cost?

Triple glazing is common in Scandinavia, but in the UK, you may be better off saving your money and investing in the best-quality double glazing you can afford. That’s because the efficiency of your windows depends on more than the number of panes of glass.

Understanding U values

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