Vinyl Replacement Windows

Vinyl replacement windows from Kobyco provides not just newness but they also provide a maintenance free window only needing washing periodically with either vinyl window cleaner or soap and water. There’s no need to hire professional window cleaners.

Kobyco’s vinyl replacement windows are great insulators and energy efficient; and our vinyl replacement windows will keep the heat in during cold winter days. That’s money in the pocket. Our vinyl windows will never warp or rot.

Vinyl Replacement Windows

Our Vinyl Windows Will Never Warp Or Rot

Choosing, Kobyco for your Vinyl replacement windows is the right choice for your window replacement solutions. You can choose the colors and finishes you want from our wide selection. And you can choose from a variety of colors to match or complement any exterior color of your home.

Visit our showroom or call us. We’re KobyCo Door & Window your local window replacement company serving the Greater Rockford area, Loves Park, Belvedere, Roscoe, and Rockton. 

Weather Protection

Vinyl windows stand up to the elements. Vinyl is an incredibly durable material.

Enhanced Privacy

Awning windows do not open all the way, making them a secure choice. We also offer styles with tinted and fogged glass for added privacy from the outside.

Natural Airflow

Since these windows are secure and ensure rain doesn't enter, they can be left open and provide your home with airflow all throughout the day.

Reliable, Professional, Local

As a locally owned and operated business, we are deeply rooted in our community and committed to delivering excellence in every project we undertake.

Working directly with homeowners in our community is what drives us to provide the best result and experience possible.

40+ Years of Service

Our experienced staff, qualified and experienced sales consultants, office personnel and fully insured installers will come together to assure you that we are the right people for the job.

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40+ Years of Service
Servicing Northern Illinois & Southern Wisconsin

You can be sure that we are near enough to you to begin that home remodel that will set your house apart from all the rest.​

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Servicing Northern Illinois & Southern Wisconsin
Large Selection of Products

We’ve got a large and extensive selection of windows, interior doors, exterior doors, storm doors, retractable awnings, and laminate closet organizers.

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Large Selection of Products

Vinyl Replacement Manufacturers

We work with the best manufacturers to bring you reliable, long-lasting products you’ll love.

Get in Touch

Transform The Look Of Your Home

Call us or visit our showroom and speak to our experienced sales personnel. We’ll be open, honest and fair with you. We’re homeowners, too. You can ‘quote’ us on that.