Upgrade Your Home With Durable Fiberglass Windows

Is it time to replace your home’s aging and drafty windows? If so, and you're searching for long-term replacements that blend strength, energy efficiency, and low maintenance, fiberglass windows are a smart choice. Engineered for outstanding performance and built to endure, fiberglass windows offer a reliable upgrade for any home. At Cobblestone Exteriors, we’re a leading fiberglass window company serving homeowners in Chicago, Illinois, and throughout the Chicagoland area. Our fiberglass windows are designed to enhance both the comfort and appearance of your home.

Enjoy Long-Term Protection With Fiberglass Window Installation

Fiberglass windows offer numerous advantages that make them a standout option for homeowners. These windows are known for their remarkable durability—they won’t warp, rot, or swell due to changes in weather. Fiberglass frames also expand and contract at nearly the same rate as glass, which helps preserve their structural integrity and improve energy efficiency over time.

Fiberglass Window Replacement That Matches Your Style

Just because they’re built tough doesn’t mean fiberglass windows lack style. Available in a variety of styles, frame colors, finishes, and configurations, these windows can be customized to complement your home’s architecture and meet your functionality needs. With more than 30 years of experience, Cobblestone Exteriors is the fiberglass window contractor you can rely on to help you find the best fiberglass windows for your home and budget.

Get Started With Our Fiberglass Window Company

Cobblestone Exteriors is licensed, bonded, and insured, and we’re committed to delivering quality craftsmanship on every fiberglass window installation. In fact, we back our work with a 5-year workmanship warranty for your peace of mind. Contact us today to learn more about the fiberglass windows we install for homeowners near our location in Chicago, IL, and elsewhere in the Chicagoland area.

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Read Our Reviews

Cobblestone Exteriors has earned numerous positive reviews for our exterior remodeling services. Read about our customers’ pleasant experiences working with us, then contact us today to start your project with a free quote.

We have had many wonderful experiences with Cobblestone. We have used them several times over the last few years for windows and siding. Their workers are very professional installers, their products are the highest quality and when the job is complete they leave the work site in such clean conditions that you would never know that any work had even been done. I highly recommend them.

Nicole

Tampa, FL

Cobblestone has done Multiple projects for us. Every time they’ve worked for us the experience has been excellent. No high pressure sales tactics. They work with us to find solutions that solve what we want within our budget.

Dan R.

Tampa, FL

I love my new porch and house facelift. I have been living with my remodeled home for several months and I still feel delighted with the curb appeal. My house went from a 20-year old tired, rickety front porch to one that now looks brand new. The transformation was possible due to Cobblestone's design and crews' workmanship.

Stephanie T.

Tampa, FL

I hired Cobblestone to replace all the windows in my house. They did an awesome job... timely, cleanly, courteous and with care. The windows themselves are high quality. We're really happy with their service and product and would definitely recommend them.

Mike M.

Tampa, FL