This rating, along with the Solar Heat Gain Coefficient rating, play a major role in determining the energy performance of a window. In fact, it is these two ratings that will determine what qualifies for the home improvement stimulus package tax credit. This tax credit is available to anyone who abides by the requirements and earn up to 30% of the project or up to $1500. Email me to find out about the details if your interested.
The U-factor measure how well a product prevents heat from escaping. The lower the U-factor, the better it insulates the home.
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