On time, on budget, done right the first time.

(Window Replacement Only, No Repairs)

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Chicago Fiberglass Windows

NO Interest NO Payments Until 2024

Replacing the windows of your Chicago home? Then work with your local experts at WindowWorks for a hassle-free process that’s sure to deliver on all your greatest window replacement dreams: energy efficiency, durability, price, style, and more! Our fiberglass windows offer a unique combination of all these important benefits, ensuring a window installation that adds long-term value and comfort to your home.

Our energy efficient fiberglass windows come in a varied selection of styles, sizes, and shapes to suit any room of any Chicago property! We offer:

  • Slider Windows
  • Picture Windows
  • Garden Windows
  • Double Hung Windows
  • Custom Windows
  • And Many More!

Fiberglass Window Replacement

Along with vinyl, fiberglass is one of the most commonly recommended window framing materials on the market today. At WindowWorks, we install fiberglass replacement windows from industry-leading manufacturers with local fabrication facilities—ensuring an excellent product that’s not only well made but also suitable for our area’s unique climate conditions!

Replacing fiberglass windows in Chicago since 1996, our family-owned company goes above and beyond to ensure our customers’ total satisfaction. With your WindowWorks fiberglass window replacement, you can take advantage of:

  • Beautifully customized designs, including interior/exterior frame color, hardware finish, window shape, and more
  • Energy-saving features such as low-e coatings, multiple glass panes, and deluxe weatherstripping
  • Ultra-durable frame and sash constructions that resist wear and tear, weather damage, and harsh outdoor elements
  • Low-maintenance materials that don’t require sanding, painting, or constant repairs
  • Lifetime manufacturer warranties
  • Convenient financing options, including 0% interest
  • Efficient window installations of up to 15 windows in the same day!

Installing Fiberglass Windows In Your Home

When it comes to fiberglass window installation in Chicago, you simply can’t beat the expertise or care of WindowWorks. See why we’ve earned an A+ rating from the Better Business Bureau as well as the “Super Service Award” from Angie's List by giving us a call today! To sign up for a free consultation before you begin installing fiberglass windows, go ahead and send in our simple online form at your convenience.

On time, on budget, done right the first time.



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Manufacturer's Warranty
0% Interest
& No Payments for 12 Months
Limited Time Financing Offer
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Four Steps to Full Satisfaction

We track success with a single mantra: On time, On Budget, and at the Right Price. Here’s how we’ll ensure all three during your project:

Appointment Scheduling

Simple Appointment Scheduling

Instantly tell us what you’d like to change and when you’d like to do so.
Design Consultation

Meet Your Dedicated Sales Rep

Talk to a salesperson about which products can best enrich your home.

Expert Installation

Take pride in the lasting strength and beauty of fixtures installed by true craftsmen.
Satisfied Customer

Your Home, Renewed

Enjoy the familiar household comforts in a home rejuvenated by elegant, high performance products.