Fiberglass Windows for Your Barrington, IL Home

If your Barrington, IL home is in need of new fiberglass windows, then turn to the experts at Olson Windows, Doors, Siding, Roofing. Since 1995, our family-owned and -operated business has proudly installed top-quality products with unparalleled craftsmanship. In fact, we are the longest-tenured window company in the area, which highlights our years of experience.

Our Fiberglass Windows


At Olson, we proudly install full fiberglass windows (interior and exterior) as well as fiberglass exterior with wood interior windows. Our windows come from trusted manufacturers, Pella and Marvin , ensuring you receive windows that are durable, beautiful, and built to last.

When you choose our fiberglass windows, consider the following information about each brand we install.


Known for strength, low-maintenance, and durability, Pella Impervia fiberglass windows are a smart choice for any home. These windows are also scratch-resistant and built to protect your home from any type of weather, from extreme heat to subzero temperatures.

Pella windows also come in a variety of styles, including awning, sliding, casement, single-hung, and double-hung, so you can choose what best fits the architecture of your home, and your personal taste.


Recognized for function and beauty, Marvin fiberglass windows are industry leaders in thermal performance and narrow sightlines. If you are interested in this manufacturer, consider their Essential Collection, Elevate Collection, and Marvin Signatureä Collection. Each line offers unique features and designs.

Contact Us Today

Trust the professionals at Olson when it comes to installing fiberglass windows for your Barrington, IL home. Contact us today. We look forward to working with you.

Questions? We Can Help! Contact Us Today!

Real People. Real Works.

Our Client Testimonials

Excellent service, complete explanation of the process, seamless installation by professionals, everything done correctly and cleanly, finished with paint touch up. Fine product -- Pella windows -- installed as they should be. Thanks to Mike S. and his crew!


Frank T.

Fantastic professional team. Excellent prices . Large variety. Quick service. Knowledgeable and trustworthy owner. Very professional laborers and extremely tidy on the job site. I will highly recommend this company. They exceeded expectations with stellar service.


Sandy M.

Great company to work with! Would definitely use again! We had 6 windows replaced and ordered the Pella Vinyl windows. Highly recommend using Olson Windows.


Sue D.

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Financing to Make
Your Project More

We offer easy financing options to those who qualify, helping put your exterior remodeling project within reach.

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Serving Barrington
& The Northwest Suburbs
of Chicago


310 W. Northwest Hwy.
Barrington, IL 60010
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