5000 Series 3000 Series Double Hung

Double Hung Windows

Designed for Your Life. Guaranteed.

Windows should brighten up your life, not complicate it. With vinyl windows from Thermal, you’ll get top-of-the-line performance and energy efficiency – without ever having to scrape, sand or paint another window again.

Why Vinyl?

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9300 Series Double Hung Window
9300 Series w/ Silent Guard®

Specifically manufactured with Silent Guard, our special noise-reducing technology. Engineered to provide the optimum performance for your budget and your specific sound control need.

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7000 Series Double Hung Window
7000 Series

Delivers above industry standards for structural integrity, maintenance reduction and thermal performance.

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5000 Series Double Hung Window
5000 Series

Designed for your peace of mind, with the energy efficiency, structural integrity and decorative features that you want.

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3000 Series Double Hung Window
3000 Series

A replacement window that offers the features you want and the benefits you need.

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ENERGY STAR Qualified

energy-star-partner-80We offer a variety of high-performance, insulating glass systems that qualify our products for the ENERGY STAR label.

We Offer the Features that Matter Most

Choose from industry-leading features that offer the benefits you care about: energy savings, appealing design and quality construction.