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Check mark IconTrusted Window Replacement Since 1997

“Knowledgeable and Thorough: A Standout Roofing Experience”

Very knowledgeable and thorough. Good people

-Steve B.

“Top-notch Customer Service with Mike at Infinity Exteriors”

Mike is one the best guys I've ever had the pleasure of dealing with. Can't say enough good things about him. He's knowledgeable about the product he sells and very informative when it comes to questions. Mike is a true assist to infinity exteriors.

-Nick S.

“Professionalism in Every Detail: Roof Inspection and Installation”

Incredible job installing my roofing and cleaning my gutters, highly impressed and will recommend!

-Victoria S.

Why Rockford trusts Infinity Exteriors

  • Trained & Certified Icon
    Certified Window Technicians

    Our window team is certified and experienced in installing, repairing, and replacing all window types and materials we offer. We train our window installers to be the best.

  • Lifetime Warranty
    Lifetime Window Warranty

    We’re so confident in our expertise and the quality of our work, we give you complete peace of mind with a lifetime warranty on all of our window services.

  • Free Yearly Inspection
    Free Estimates & Inspections

    Forget about blindly choosing just any windows for your home and hoping for the best. With Infinity, you’ll get a comprehensive free quote on your window installation, replacement or repair so you can make an informed decision about choosing the perfect option for your budget, home and style.

  • High Quality Materials Icon
    Highest-Quality Windows

    Working with Infinity for your window installation means you’re getting the same high-quality windows we’ve installed in our own homes. Our installations outlast those of our competitors because we combine our unbeatable workmanship with only the highest-rated window brands.

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Window Replacement & Installation Services in Rockford, IL

Infinity provides window replacement & installation services in Rockford to help enhance you home’s curb appeal and energy efficiency. You’ll notice immediate benefits of advanced, long-lasting windows when you upgrade with us. Our window replacement projects are all backed by a lifetime workmanship warranty to give you the extra peace of mind on your purchase.

11 Window Types and Styles:

Egress windows

Egress windows are large enough for a person to escape through in case of emergency and are often required in basement bedrooms for safety regulations.

Awning Windows

Awning windows are hinged at the top and open outward from the bottom, providing ventilation while keeping out rain.

Casement Windows

Casement windows are hinged on one side and swing outward like a door, offering excellent airflow and unobstructed views.

Bow Windows

Bow windows feature a gentle curve of multiple window units, creating a panoramic view and adding architectural interest to a room.

Sliding Windows

Sliding windows glide horizontally along tracks, making them easy to operate and ideal for spaces with limited vertical clearance.

Custom Windows

Custom windows are tailored to specific dimensions and design preferences, offering unique solutions to architectural challenges.

Picture Window

Picture windows are large, fixed windows framing scenic views and maximizing natural light. They do not open.

Double Hung Window

Double hung windows feature two sashes vertically sliding within the frame, offering versatile ventilation options and easy maintenance.

Palladian Window

Palladian windows consist of three sections with an arched central window flanked by smaller rectangular windows and are often found in classical architecture.

Oriel Window

Oriel windows protrude from the facade of a building and are supported by brackets or corbels, providing additional interior space and architectural interest.

Skylight Window

Skylight windows are installed on the roof to admit natural light, enhancing indoor illumination and creating a sense of openness in a room.

Brilliance windows:

Premium vinyl window replacement option with a wide selection of styles, colors, and glass options.

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Pella Windows:

Several window frame styles to choose from including wood, fiberglass, and vinyl. Pella, a California-based company, has been providing great selections and quality windows for decades.

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Marvin Windows:

Energy-efficient and environmentally friendly window option that’s resistant to corrosion and extreme temperatures. Marvin windows are a go-to in the market.

Learn More

Our Process

  • Get a Free Quote: We'll evaluate your window installation or replacement needs and provide a precise estimate, so you'll know the exact cost upfront.
  • Explore Window Options: Choose from top window brands and over 11 sizes, styles, and features to find the perfect fit for your home.
  • Schedule Your Project: We'll arrange your window installation or replacement at a time that suits you best.
  • Window Removal & Installation: Our experienced installers work quickly and efficiently, ensuring the job is done right without wasting time.
  • Cleanup: We understand the frustration of messy contractors, so we guarantee a thorough cleanup, leaving your home spotless.
  • Satisfaction Guaranteed: With Infinity, your satisfaction is 100% guaranteed. If you're not completely satisfied, we'll make it right.

How Much Will It Cost?

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