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Darrell Smith, Guest Columnist

Darrell Smith is the Executive Director of the International Window Film Association (IWFA) with over 40 years experience in marketing, sales and distribution.

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Window Film Offers Low-Cost Energy Upgrade

Posted by Darrell Smith, Guest Columnist

Mar 5, 2018 4:22:55 PM

Retrofitting an old window with film can save you seven times the energy per dollar as buying a brand new window.

According to the US Department of Energy (DOE), between 25-35 percent of wasted building energy is blamed on inefficient windows, and many older commercial buildings still have less efficient single pane glass windows.

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