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    Welcome to Excel Windows

    For more than three decades, Excel Windows has served the Chicago area by creating beautiful living spaces within the home. Our wide selection of replacement windows can open up a room and create a view you never thought possible.

    In addition, our wide array of affordable entry doors, patio doors, patio enclosures, and bathtubs make us a must see before you tackle your remodeling projects. We also offer eShield attic insulation, to save you energy, and cut down on your heating and cooling cost. Our experienced staff will make the buying process easy, and will ensure a smooth experience all the way through the installation.

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    Bow Replacement Windows

    Bow Windows from Excel provide the interior of your home with a gorgeous new look while simultaneously adding a noticable level of style to the exterior. Our Bow Windows are built to be tough and solid with a vinyl frame and sashes that will never crack, chip, warp, or peel.

    And like all Excel Replacement Windows, not only will you enjoy the charming look of a custom-made Bow Window, but you will certainly appreciate the money you will save by having these energy efficient windows installed.

    Bow Replacement Windows

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    Bay Replacement Windows

    A Bay Window from Excel actually makes the room it's in larger! The expanded viewing area lets in more light and gives your entire home the look and feel of elegance. Our Bay Replacement Windows are built so well they’ll last a lifetime, and they require practically no maintenance.

    Excels's Bay Windows fit your home perfectly, because each is custom designed and precision manufactured. Every Bay Replacement Windows blends the finest vinyl windows in the country with skillfully crafted, heavy-duty framing.

    Bay Replacement Windows

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    Garden & V-Bow Windows

    Excel Windows Garden and V-Bow Windows are designed and constructed for beauty and functionality.  Not only will your rooms look bigger from the inside, the outside of your home will also gain character and depth

    Energy efficient Garden and V-Bow Repalcement Windows will enhance the beauty of your home and make any room feel larger and more open. In addition, you'll experience years of trouble-free operation and greater thermal efficiency.

    Garden & V-Bow Replacement Windows

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    Casement Replacement Windows

    Casement Replacement Windows from Excel Windows with their exquisite beauty, excellent thermal efficiency and unique functionality—are truly in a class of their own. The perfect combination of simplicity, style, and grace.

    A fluid swing-open design allows our Casement Windows to be adjusted to your preference, allowing just the right breeze.The maximized glass area provides an open and clutter-free look while allowing plenty of sunlight to naturally brighten the interior space.

    Casement Replacement Windows

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    Double-Hung Windows

    Excel's Double-Hung Replacement Windows boast a traditional styling that has adorned Chicago area homes for generations. The ultimate choice for homeowners who are looking for a beautiful, sturdy, and energy efficient window that is easy to clean.

    Our Double Hung Windows are well-built with vinyl frames and sashes that will never chip, peel, warp, or crack. The top and bottom sashes are both operable for maximum ventilation, and both tilt for cleaning from the inside.

    Double-Hung Replacement Windows

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    Slider Replacement Windows

    Excel Windows's Vinyl Slider Replacement Windows offer a contemporary yet functional window design. Our Slider Windows give you the expanded viewing area of a picture window, plus the ability to slide it open and enjoy a breath of fresh air.

    Engineered for effortless operation, the slider's self-aligning brass wheels glide horizontally along a monorail track, reducing friction and operating force, making the weight of triple glass no effort to use.

    Slider Replacement Windows

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    Awning & Hopper Windows

    Excel Window's Awning & Hopper Replacement windows provide your home with elegant beauty, excellent thermal efficiency, and incomparable functionality, remaining an ideal choice if you are looking for traditional styling. 

    Awning Windows are very convenient as they can be stacked with other fixed or movable windows in different configurations. The windows are very energy efficient; as well as attractive, innovative and durable. Simplicity and clean design define our Awning & Hopper Windows.

    Awning & Hopper Replacement Windows

Monthly Specials

 

The More Buy, The More You SAVE!

Buy 5 Save $750

Buy 10 Save $1750

Buy 15 Save $3000

 

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Design Options

Design Options Check out the Excel Window's various window design and style option for your vinyl replacement windows

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Our Referral program

Demo Our referral fee program gives a monetary thank-you to our customers who spread the word about Excel Windows.

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Excel Testimonials

Excel Windows: Online DVD: Customer Testimonials

A few customers speak kindly of Excel Windows.

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Before & After Video

Excel Windows: Online DVD: Before & After Gallery

Before & After comparisons from our recent customers.

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Customer Pledge

Excel Windows: Online DVD: Our Customer Pledge

A video describing our "Customer First" service pledge.

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Excel Windows on Facebook

Energy Star Website - U.S. Environmental Protection Agency and the U.S. Department of Energy
Excel Windows, Windows - Installation & Service, Oak Lawn, ILA+ Rating!A+ Rating! 
 

NFRC is a non-profit independent rating and labeling system for the energy performance of windows, doors, skylights, and attachment products.

Home | About Us | Our Showroom | Customer Pledge | Online Videos | Estimates | Testimonials | Gallery of Homes | Before & After | FAQ's | Contact Us

Bow Windows | Bay Windows | Garden & V-Bows | Casement Windows | Double-Hung Windows | Slider Windows | Awning & Hopper Windows

Entry Doors | Patio Doors | Patio Enclosures | Design Options | Energy Options | Warranty Information | Useful Links

Free Estimates | Customer Service Request | Request Information or Schedule an Appointment | Map to Our Showroom

Excel Windows, Inc.
Glendale Heights & Tinley Park Call:

888-48-EXCEL

888-483-9235

708-636-9898

Contact Excel Windows

Excel Windows in  Glendale Heights
174 N. Brandon Dr.
Glendale Heights, IL 60139 

Excel Windows in Tinley Park
7413 Duvan Dr #4
Tinley Park, IL 60477