In order to ensure that you are eligible for the tax benefits
, there are some factors that need to be considered before going for these tax credit windows. 0.30 SHGC (solar heat gain coefficient) or U-factor of 0.30 or less is mandatory for tax credit windows, and you need to save all the receipts for your tax records. The lower the U-value, the better is the insulating quality of the window as it has slower rate of heat flow. Vinyl windows are popular forms of tax credit windows, which are of superior quality, energy efficient, cost-effective, comfortable and have appealing aesthetics.