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ENERGY STAR® & NFRC |
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Replacement Facts | Restoration Facts | Choosing a Dealer | Making a Restorations Window |
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| ENERGY STAR®: Getting More for Your Money
Will I Be Able To Find The Style And Type Of Window I Want? What Other Advantages Can I Expect From An Energy Star Window? ENERGY STAR® windows, by virtue of their design, eliminate draftiness and resist condensation for greater comfort. A well-insulated window also diminishes sound transmission.
What Is An NFRC Rating? NFRC's labels provide product-specific performance ratings for technical qualities such as U-Factor (the rate of heat loss from your home through the window during the winter), and Solar Heat Gain Coefficient (how much heat your house gains from the sun during the summer.) Just as an EPA sticker on a new car will give you a guideline to the car's fuel economy, the NFRC label on a window gives consistent ratings that can help consumers determine both Winter and Summer performance characteristics. Look for low U-factor and SHGC numbers for highest efficiency performance. (See our label below.) Can Windows Save Energy? When you are investing hundreds or thousands of dollars on new windows or doors, you need to get the most for your money. A great way to find the right products for your home is too look for the ENERGY STAR® symbol. ENERGY STAR® labeled windows and doors are twice as efficient as the average window manufactured just ten years ago. These high performing products can help cut your heating and cooling costs, make your home more comfortable and help the environment too. Here are some thoughts to consider when looking for an energy efficient window. What Features make The Energy Star Window A Good Buy?
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| Winter - U-Factor In the winter, the lower a window's overall U-Factor, the less heat you will lose through that window. A lower U-factor means you'll use less energy to heat your home, saving you more since your furnace isn't running as much. U-Factor ratings generally fall between .20 and 1.20. |
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Summer - Solar Heat Gain Coeficient In the summer, a lower SHGC means less solar radiation is admitted through your window. Your home will remain cooler and your airconditioner will not have to work as hard. SHGC is expressed as a number between 0 and 1. |
| Visible Transmittance Visible Transmittance (VT) measures how much light comes through a window. The higher the visible light transmittance, the more light is transmitted through the window. VT is expressed as a number between 0 and 1. |
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| Condensation Resistance Condensation Resistance (CR) measures the ability of a window or door to resist the formation of condensation on the interior window or door surface. The higher the rating, the better the product is at resisting condensation formation. CR is expressed as a number between 0 and 100. |
Air Leakage The lower the number, the less drafts and air infiltration into your home. The lowest number the government assigns is a .1 and Restorations Windows are 70% better than the best industry standard. Any windows with an air leakage number above .3 fail this test. |
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