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Rockford, IL Replacement Window Installers

Infinity Exteriors’ window contractors have been serving Rockford and the surrounding areas since 1997. We use the highest quality materials in the industry for all of our window services. All of our work is backed by a lifetime workmanship warranty so you know you’re buying a product that will last. Contact us today for a free window quote and ask about our window financing options.

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Check mark IconTrusted Rockford Window Company Since 1997

“Knowledgeable and Thorough”

Very knowledgeable and thorough. Good people

-Steve B.

“Can't say enough good things”

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.

“Highly Impressed”

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

-Victoria S.

Why Rockford Trusts Infinity Exteriors Window Contractors

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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.

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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.

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Free Estimates

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.

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High-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.

Window Replacement & Installation Services in Rockford, IL

Infinity provides window replacement & installation services in Rockford to help enhance your 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.

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.

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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.
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Fast and easy estimate for your window replacements

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3 ways to start your window project in Rockford

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Submit a free estimate form with your window project requirements.

Call Us

Call our Rockford office at 815-515-6911 and ask us anything.

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