Solar Heat Gain Coefficient
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Choosing Window Glazing
How to specify the right U-factor and SHGC for your climate zone
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A Quantitative Look at Solar Heat Gain
A deep dive into passive solar heating principles
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Lab Hopes to Develop Paint-On Window Coating
Scientists are working to develop a simple-to-apply coating that would offer a cheaper alternative to window replacement or professionally applied films
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Insulated Storm Windows?
Can top energy performance be achieved by combining fairly standard windows with really good storm windows or even a second set of prime windows?
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Hot-Climate Design
Appropriate details help keep a house cool
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High-Solar-Gain Glazing
Cold-climate glazing is surprisingly hard to find