What is ENERGY STAR 7.0?
The Energy Star 7.0 specifications for windows are designed to promote energy-efficient products that can help consumers save money on their energy bills and reduce their environmental impact. The specifications include significantly updated requirements for U-factor and Solar Heat Gain Coefficient (SHGC).
ENERGY STAR Program Changes
Old ENERGY STAR 6.0
Requirements for Windows
New ENERGY STAR 7.0
Requirements for Windows