Search by Topic:

What framing material should I look for to ensure that the window, door, or skylight I select is energy efficient? Follow

When selecting a window, door, or skylight for energy efficiency, all you have to do is look for the ENERGY STAR. Since ENERGY STAR criteria are based on whole-unit performance, including the frame, you can simply select a qualified product that rather than searching for the materials, components, or technologies that are most energy efficient.

If you are interested in learning about the properties of individual window components, please visit the Efficient Windows Collaborative website.

Find the ENERGY STAR criteria for your geographic location (see page 5).

Have more questions? Submit a request