IGU
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Choosing Window Glazing
How to specify the right U-factor and SHGC for your climate zone
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Windows for High-Altitude Homes
How to specify insulated glazing units that can handle changes in atmospheric pressure
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Window Performance 4 — Dealing with Edge Losses
Warm-edge glazing spacers and high-performance windows
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Window Performance — Part 3
Filling the gap between multiple glazing layers with a low-conductivity gas like argon or krypton greatly improves a window’s energy performance
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Window Performance 2 — the Magic of Low-e Coatings
Low-e coatings have revolutionized windows over the past 30 years
