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Why Our Fiberglass Windows Are the Best Choice for Your Home in Lee’s Summit, MO

View of luxury kitchen across polished wood island with sink and over to a row of three white-frame windows above a cooking rangeAre you exploring the benefits of having fiberglass replacement windows installed at your home in the Lee’s Summit, Missouri, area? Fiberglass windows are a terrific option for homeowners in this area because the frame material won’t absorb moisture, and it’s inherently resistant to swelling and shrinking whenever the temperatures change. These qualities make fiberglass an excellent choice for homeowners who want to make a lasting investment in windows that will withstand the rigors of the local climate.

However, if you truly want the best bang for your buck, you’ll need to be choosy about both your new fiberglass windows and the window contractor you partner with. In the Lee’s Summit area, you can’t go wrong when you team up with Johnson County Siding & Window Co. We offer exquisitely crafted, custom fiberglass windows from Marvin®, one of the best-known window replacement manufacturers in the industry. And we’re a Marvin Authorized Replacement Contractor, which means you can feel confident that we’ve demonstrated our extensive knowledge of these remarkable windows as well as our expertise at installing them.

Features That Make Our Fiberglass Windows Sublime

The secret behind both the outstanding beauty and durability of Marvin® windows is their construction with Ultrex® fiberglass frames. Ultrex® is eight times stronger than vinyl and three times stronger than wood. This allows the manufacturer to craft windows with remarkably slender frames, which nevertheless provide exceptional protection for the window seal. The result? Superlative views of the outdoors, an abundance of natural light flowing indoors, and full confidence that your fiberglass windows will help protect your home from air and water infiltration for decades. Moreover, with technologically advanced insulation features, your new windows from us will help boost your home’s energy efficiency and potentially help curb your heating and cooling bills.

You’ll also have plenty of customization options to choose from, and our replacement window experts will make the whole process easy by listening to your preferences and guiding you toward the ideal features to suit your fancy.

For more information about the premium replacement windows we install for homeowners throughout the Lee’s Summit area, contact Johnson County Siding & Window Co. today.


If you know you want to get your home exterior project done, but are feeling stress about paying for it all at once, we can help.

Our financing partner, GreenSky, has sensible payment plans that work for homeowners who prefer to pay in installments. You can also ask your JoCo Siding & Window Co. sales representative about the details!

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Our Customers LOVE The Results

Johnson County Siding & Window Co.
"Working with Johnson County Siding & Windows was a pleasure. They delivered high quality work swiftly for a reasonable price and were respectful of my home. Highly recommend Johnson County Siding & Windows for window replacement!”

- David D.
Johnson County Siding & Window Co.
"Everyone associated with the company was professional and respectful. Our windows look great, communication was very good, and the time line was manageable. Would recommend!”

- Sheri C.
Johnson County Siding & Window Co.
"We are impressed with the quality of the work and we are very pleased with the value after comparing to other options. The crew that did the siding was absolutely awesome. And we are thrilled with the James Hardie Color Plus Siding for the low maintenance from here on out! Thank you to everyone at Johnson County Siding & Window from their sales person to their lead manager and to the crew!”

- Sharon M.

Areas We Serve

Serving the Kansas City Metro Area, Including Olathe, Overland Park, and Leawood See a Full List of the Cities We Serve
Google Rating
Based on 205 reviews

June Promotion


Save $100 per window

when replacing 6 or more windows with new Andersen Residential Windows.

Expires June 30, 2024.