Add beauty, value, and energy savings with ClimateGuard® Windows and Doors. Operating on Chicago’s North Side since 1975, we manufacture all of our windows, doors, and ornamental ironwork in our local facility. Whether you’re a homeowner or contractor in need of new or replacement windows in Chicago, our selection is unmatched. Explore ClimateGuard® Windows and discover a wide variety of styles, shapes, and operating types to complement your home.

Stronger & More Durable, Quality Vinyl

Our most popular window


Competitively Priced, Low Maintenance Vinyl

The builders’ choice


Superior Strength, Quality Aluminum

For condos & high-rises


Impact Resistant, Fully Weather Stripped

Durable storm windows