Atlas Signature Progressive Foam
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For more than 40 years, GF Company has provided exceptional building products for homes and businesses in Northern Illinois. Our success is due to our strong customer focus and our commitment to using the most advanced technologies while providing superior craftsmanship for each and every job. GF Company offers a variety of window styles and configurations to enhance your home’s appearance and its energy efficiency. Our window product line includes a vast array of styles from traditional to contemporary while offering a variety of configurations, colors, grid patterns and glass styles to create the perfect finish for your home.

New Construction

Casement / Awning Windows

The simple design offers a streamlined appearance on the exterior Contemporary styling with easy operation and cleaning
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Fairfield 70 Series Vinyl Windows

Beautiful, strong and environmentally friendly - windows for the way you live Whatever your home's architectural style, Fairfield 70 Series Windows will convey impeccable quality and taste Fairfield 70 Series Windows provide comfort and style for every season
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Fairfield 80 Series Vinyl Windows

In Fairfield 80 Series Windows, you have discovered a window that will reduce your energy use while enhancing the beauty of your home, inside and out Beautifully engineered - for exceptional style, strength and energy savings With simplicity and ease, Fairfield 80 Series Windows will beautify and protect your home
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Performance Series Silver

Performance Series Silver Windows present a smart selection for a variety of projects These solidly built windows make an ideal choice for both residential and light commerical projects
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Performance Series Gold

Our new construction windows earn high marks for enduring strength, classic good looks and easy upkeep The enhanced design of our premium-grade Performance Series Gold collection offers a generous measure of refinement
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Casement / Awning Windows

The simple design offers a streamlined appearance on the exterior Contemporary styling with easy operation and cleaning
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0301 Performance Series

Superior beauty, thermal efficiency and overall performance Features a beveled, double-wall design for larger glass exposure Appealing style and smooth operation
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0100 Performance Series

Features a beveled, double-wall design for increased strength Outstanding thermal efficiency and superior long-term performance Functional and visually appealing
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Design Showcase

Design Showcase

Our interactive design tools let you create and print a custom plan for your project.

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Siding Style Guide

Siding Style Guide

Get help selecting siding that coordinates beautifully with your exterior.

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Siding Features and Options

Siding Features & Benefits

Browse features, colors and energy efficiency options for your new siding.

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