Federal Tax Credits - Windows, Doors, Skylights

Windows, Doors, Skylights Energy efficient windows, doors and skylights can reduce energy bills. Tax Credit: 30% of cost up to $1,500 Expires: December 31, 2010 Details: Must be an existing home and your principal residence. New construction and rentals do not qualify. Requirements U factor <=0.30 SHGC <=0.30 Tax Credit does NOT include installation costs. Definitions:

• SHGC (Solar Heat Gain Coefficient) - measures how well a window blocks heat from sunlight. The lower the SHGC, the lower the heat gain through a window. SHGC ranges from 0 to 1.
• U-Factor - measures how well a window, door, or skylight prevents heat from escaping. It is similar to the R value for insulation. The lower the number, the more efficient the window. Ratings usually range from 0.20 to 1.20.

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