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Tag Archives: r5 windows
R-5 Window Demand
There has been a lot of bally-hoo lately among the window manufacturing community about an R-5 window. This window would probably require a 1.500 inch overall insulated unit which is triple glazed and has two layers of Low-E glass. The … Continue reading
Posted in Construction, Green Technology, Vinyl Windows, Window Technology
Tagged energy star, green technology, r5 windows
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