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Installing windows in energy efficient retrofits

Calahonda52 · 2021-01-24 15:26:48

https://www.greenbuildingstore.co.uk/installing-windows-in-energy-efficient-retrofits/ Well worth a read as it shows the detailing for EWI on the outside face of the wall. If you are installing a good triple glazed window (eg Uw value around 0.8 W/m2K), with bad installation details then the overall heat loss of the window…

24-01-2021 3:26pm

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Calahonda52

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https://www.greenbuildingstore.co.uk/installing-windows-in-energy-efficient-retrofits/

Well worth a read as it shows the detailing for EWI on the outside face of the wall.

If you are installing a good triple glazed window (eg Uw value around 0.8 W/m2K), with bad installation details then the overall heat loss of the window can be doubled to an effective installed Uw value of 1.6 W/m2K or more.

This is a critical piece that applies to all such work when using high quality products.

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