Energy Efficient Windows

Windows and patio doors for the energy-conscious homeowner that are tested and built for your climate.

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“We love our new windows. They are beautiful, quiet, and energy efficient.”- Gilroy, CA

At Milgard, we help consumers like you make an impact on their energy consumption by offering energy-efficient windows and patio doors designed for your homes comfort. We make it easy to meet local energy codes and green building efficiency standards with a selection of energy packages you can tailor to specific climate. We conduct thermal simulations to improve energy performance in our windows and patio doors and we adhere to ENERGY STAR® v6 requirements that meet or exceed U-Factor and Solar Heat Gain Coefficient (SHGC) criteria for the areas in which we serve.