How to get rebates and tax credits for windows, doors … - WOAI
Posted by adminMar 13
Products Purchased on or after June 1, 2009 Criteria: Windows, doors, and skylights purchased on or after June 1, 2009 must have U-factor and Solar Heat Gain Coefficient (SHGC) ratings of 0.30 or less. These ratings must be certified by the National …
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