solar heat gain coefficient

Insulated Storm Windows?

Posted on March 06,2015 by AlexWilson in SHGC

I’ve done a lot of digging into window options in the past few months — not only for a special report on windows that BuildingGreen published, but also for the renovation of the early-19th-Century farmhouse that my wife and I recently purchased.

High-Solar-Gain Glazing

Posted on March 06,2015 by user-756436 in glazing

Homeowners can now receive a federal tax credit for 30% of the cost of new energy-efficient windows. The credit was authorized by the American Recovery and Reinvestment Act (ARRA) signed by President Obama in February.

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