![Choose energy efficient windows to reduce energy bills and improve the comfort of your home. | Photo courtesy of FSEC/IBACOS. Choose energy efficient windows to reduce energy bills and improve the comfort of your home. | Photo courtesy of FSEC/IBACOS.](https://webarchive.library.unt.edu/web/20161225050744im_/https://www.energy.gov/sites/prod/files/styles/borealis_default_hero_respondsmall/public/es_windows_13604.jpg?itok=tPgy1472)
Choose energy efficient windows to reduce energy bills and improve the comfort of your home. | Photo courtesy of FSEC/IBACOS.
Windows, doors, and skylights—also known as fenestration—are significant components in a home's envelope. Ensuring they are as energy efficient as possible can save energy; reduce heating, cooling, and lighting costs; and improve the comfort of your home.
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