Use the NFRC label to ascertain the actual energy saving value of a replacement window so that you don’t pay more for the exact same thing. Some companies are charging hundreds of dollars more for windows that don’t signify any better features or energy saving. Use Employing the U-Factor calculation tool at To ascertain the insulation value ratio.

When it’s time to select which window you purchase, ask about the NFRC label. -truth-about-windows/

If you’d like to see how much Energy Star rated windows might cost for your home, click here to get an estimate from The Window Source of the Ozarks: -estimate/