Need-to-know information about replacement windows and doors
Monday, February 23, 2009
Solar Heat Gain Coefficient Rating
Solar Heat Gain Coefficient (SHGC) rating measures how much heat from the sun is being blocked. The lower the rating, the less heat that comes in the house. Basically, this measure how well the window performs in relation to the outside elements.
Solar Heat Gain Coefficient (SHGC) rating measures how much heat from the sun is being blocked. The lower the rating, the less heat that comes in the house. Basically, this measure how well the window performs in relation to the outside elements.
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