How Triple-pane Windows Stop Energy (and Money) From Flying Out the Window

Credit: (Photo by Andrea Starr | Pacific Northwest National Laboratory)

Installers insert thin triple-pane windows at a PNNL Lab Home, custom model homes on the PNNL campus built to conduct energy efficiency research.

« How Triple-pane Windows Stop Energy (and Money) From Flying Out the Window

Credit: (Graphic by Katherine Cort | Pacific Northwest National Laboratory)

Thin triple-pane windows greatly reduced the power usage by the air-conditioning system in the hottest part of the day, compared with standard double-pane windows. The direct comparison was made in identical custom Lab Homes on the PNNL campus in summer 2020.

« How Triple-pane Windows Stop Energy (and Money) From Flying Out the Window

Credit: (Composite image by Timothy Holland | Pacific Northwest National Laboratory)

Infrared (IR) imaging technology (shown here) is one of the tools used to measure heat loss through poorly insulated windows. A series of research studies shows that a new generation of triple-pane windows can help improve energy efficiency in homes.

« How Triple-pane Windows Stop Energy (and Money) From Flying Out the Window

Credit: (Photo: Lawrence Berkeley National Laboratory)

Thin triple-pane windows (right) have three panes of glass filled with an inert gas, krypton, and coated with a low-emission film to enhance energy efficiency.

« How Triple-pane Windows Stop Energy (and Money) From Flying Out the Window

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