LYCOS RETRIEVER 
Windows: Energy
built 634 days ago
The challenge in designing facades and selecting windows in commercial buildings is balancing many issues and criteria. This fact-packed guide provides critical information and performance data on the energy efficiency, interior environment, and technical considerations that drive window design decisions.
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Each component of vinyl windows affects its performance. The quality of vinyl replacement windows varies by maker. Look for certified standard labels with AAMA, NWWDA, NFRC and/or Energy Star to assure you are buying vinyl windows of highest quality. NFRC or Energy Star certified windows reflect high caliber energy efficiency.
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Install exterior or interior storm windows; storm windows can reduce heat loss through the windows by 25% to 50%. Storm windows should have weatherstripping at all moveable joints; be made of strong, durable materials; and have interlocking or overlapping joints. Low-e storm windows save even more energy.
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Vinyl windows are inexpensive, durable, and relatively energy efficient. They often look chunkier than wood or metal windows because vinyl isn't strong enough to be made into ultra-thin parts. The other problem is that the texture is unmistakably plastic. On the other hand, except for washing the glass, vinyl windows are...more
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Replacing your windows is one of the best home improvements you can make. While you save money over the years on rising energy and maintenance costs, you'll ... be adding curb appeal - and resale value - to your home.
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