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Fast, Affordable, and Reliable Window Glass Replacement

Faced broken or foggy glass? We can fix it fast! 

Rotten Window Repair is your trusted window glass surgeon

We are ready to visit you for free today, or you can send us a photo of your window glass issue

4.9
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    Get a Quote

    Fill out the form below and we'll get back to you within 30 minutes.


    No spam, ever. We respect your privacy.

    10+ years of experience

    20-year warranty on thermal seal

    40+ service areas

    1000+ happy clients

    Replace your window glass and save your money

    You don’t need to replace the full window. We replace only damaged glass. It is x5 times cheaper and can be done in 1 day

    Conducts free in-home inspection
    Offers competitive prices
    Excludes additional payments
    Provides a 20-year warranty on the thermal seal
    We promise you an excellent result. If anything goes wrong — we improve it at our expense

    Don’t postpone window glass replacement

    SAFETY HAZARD

    Shattered glass puts you, your children, and your pets at real risk of injury.

    HIGHER ENERGY BILLS

    Broken glass or a failed seal causes heat loss and drives your heating bills up.

    EVERYDAY WORSENING

    Small crack today = full glass failure tomorrow. It gets worse faster than homeowners expect.

    Call a technician right now

    +1 (630) 716 6181

    Why Rotten Window Repair

    QUICK FEEDBACK

    Call us or request a quote, our manager will reach out within 30 minutes.

    FREE IN-HOME INSPECTION

    We provide precise, on‑site inspection and measurements at no cost. Our technicians identify the issue on the spot and offer a clear, actionable solution.

    SAVING YOUR MONEY

    Full window replacement is x4 more expensive than broken glass or failed thermal seal replacement.

     

    NO BOTS, ONLY REAL PEOPLE

    You communicate directly with trained managers who understand your problem and know how to solve it.

    Glass options we offer

    Standard Annealed Glass

    Traditional glass for most residential windows. Affordable and effective.

    Tempered Safety Glass

    Required for certain locations. Breaks into small, safer pieces if shattered.

    Low-E Energy Efficient Glass

    Reduces heat transfer for improved energy efficiency and comfort.

    Colored and Pattern Glass

    Colored and Pattern glass is also available to order and install. You can ask our manager for a catalog of available variants.

    NOTE!

    We don’t manufacture glass, we order it from popular American brand Cardinal Glass Industries with a 20-year warranty on thermal seal. Read more about Cardinal Glass

    Don’t trust us? Ask our clients

    4.9
    Based on 60 reviews
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    Tom Brzyski profile picture
    Tom Brzyski
    15:36 13 Feb 26
    Absolutely fantastic service. They replaced one of my cracked, custom shaped windows. Easy and quick process from quoting to installation. No pushy sales tactics like I have received in the past from other installers. Also, a fantastic crew doing the installation. Will definitely use again and recommend to anyone.
    Tim profile picture
    Tim
    18:35 05 Feb 26
    These guys were absolutely great to work with replacing a bunch of different windows throughout my house including my sliding door. Very professional and friendly during the entire process. Affordable as well! Will definitely use them again in the future cause they were the absolute best!
    Kelli Wasielewski profile picture
    Kelli Wasielewski
    00:50 29 Jan 26
    Exceptional service! The repair of our windows was seamless from start to finish! From the quote appointment to the repair appointment! Professional and knowledgeable repair men! They even cleaned up after themselves! Thank you so much! Highly recommend!!
    Joseph Fluder profile picture
    Joseph Fluder
    19:55 27 Jan 26
    Extremely responsive, good technician, and fair price. I appreciate the support in a pinch.
    Jennifer Vojvoda profile picture
    Jennifer Vojvoda
    16:57 15 Jan 26
    Had a good experience with this company. They got us an appointment in 2 days and were able to replace the glass in our window in a hour. The price was reasonable too.
    Samantha Rutyna profile picture
    Samantha Rutyna
    20:16 10 Jan 26
    Rotten Window Repair did an excellent job repairing my basement window. High quality workers, and very fair pricing. Excellent costumer service. I would recommend this company to others and I would use them again myself.
    Ramie Hamdan profile picture
    Ramie Hamdan
    19:22 04 Dec 25
    professional, clean, and timely. did a great job repairing my sash I would highly recommend them.
    Ambrie Gordon-Carroll profile picture
    Ambrie Gordon-Carroll
    18:24 04 Nov 25
    Great work!
    Debbie Grzonka profile picture
    Debbie Grzonka
    10:09 04 Oct 25
    I love Tony and his crew. They are very honest and pleasant to work with. Awesome job and knowledgeable of windows and fixing them to look new. Saved lots of money and got to the root of the problem. Yes the windows were bad, but insulation of the home is my main problem. Thank you Tony and and crew. Love my new repaired windows. They all open and close. Now.
    Mike Baron profile picture
    Mike Baron
    20:56 15 Apr 25
    I highly recommend this company. Quick response to initial request and they came out and quoted the same day. Work was completed ahead of schedule and very well done and clean. Great job.
    Anthony Alsip profile picture
    Anthony Alsip
    22:25 10 Mar 25
    These guys are amazing the work that was completed was beyond my expectations. The professionalism and explanation that they offer and have is hands down the best I have had with a window company. Thank you guys so much for your hard work and dedication to the job

    FAQ

    Why do my windows fog up, and can this be fixed without replacing them entirely?
    First, you need to determine the cause of the window glass fogging up. If you have ruled out high humidity in the room (after cooking/washing/poor ventilation), then the cause is a faulty thermal seal. In this case, the double-glazed glass unit needs to be replaced. Windows with a faulty thermal seal cannot be repaired.
    We calculate the cost of repairing/replacing a window/replacing window glass individually for each customer. The cost depends on the type of window (casement/double-hung/single-hung/garden/picture/awning/bay/bow/sliding windows/patio doors), the type of glass (IGU glass, annealed glass, tempered glass, LoE glass, pattern and colored glass), the size of the windows and glass, the degree of damage to the elements, etc. For this reason, prices are not listed on our website. We always ask our customers to send photos of damaged windows so that we can calculate the cost online. We also conduct free in-home measurements. At this stage, the final cost is announced, which does not change. We do not have any additional charges or hidden fees.
    We usually arrive at our customers' premises within 1–3 days of receiving a request. If urgent service is required, we can arrive on the same day. If the glass is broken, we can install a temporary cover while we wait for the ordered glass to arrive from the supplier. Important! We do not manufacture glass ourselves. We order proven, modern glass from the well-known American manufacturer Cardinal Glass Industries.
    No, you don't. We take full control of all processes: we take measurements free of charge, select materials, order them from trusted suppliers, and carry out replacement or repair work. You won't have to clean up after us either, as we leave everything clean and tidy.
    Rotten Window Repair Company employees will interact with you from start to finish.
    We install modern double glazing from a popular American manufacturer Cardinal Glass Industries. We provide our clients with a 20-year thermal seal warranty.
    • Double silicone sealant: ultra-low failure rate of just 0.20% over 20 years.
    • Stainless steel spacer: blocks moisture and retains argon.
    • Warm-edge spacer design: resists condensation and improves edge temperature.
    • Polymer-free construction: eliminates chemical fogging.
    • P-1 tested: survives extreme heat (140°F), humidity (100%), and UV exposure.
    • Improves U-Factor to 0.005: meets modern building codes.
    • Compatible with LoĒ coatings: reduces heat loss and solar gain.
    • Over 400 million IG units under warranty: a testament to reliability.
    • 20-year thermal seal warranty: demonstrates confidence in product durability.

    Let’s improve your windows today!

    Contact us right now and our manager will book your free in-home assessment.

    Hours of Operation:

    Get a Free Quote

    Thousands of happy clients across 40+ service areas

    Partners:

    Repair and Save Money with Rotten Window Repair! We only recommend replacement when necessary, offering cost-effective solutions.
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    Fill out the form below and we’ll get back to you within 30 minutes.


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        What type of windows or doors need repair?
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        What issues are you experiencing?
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        How many windows or doors need repair?

        When would you like the repairs completed?

        When would you like the repairs completed?





        Answer a few questions and get a window cost estimate and a 10% discount

          Question 1: Is your window fogged up inside the double-glazed unit?

          Question 2: Is there a crack or chip in the glass?

          Question 3: A draft with the window closed?

          Question 4: Window won’t open or is stuck?

          Question 5: Are there any signs of rot, cracks, or swelling on the wooden part of the window?

          Question 6: Do you want to replace the entire window or patio door?

          Question 7: Does the exterior of the house appear outdated, with peeling paint?

          Not sure which service is right for you? No problem! Send us a request, and our specialists will provide a full consultation to answer all your questions.



          If you don’t find the answer you’re looking for, our team is here to assist and provide expert consultation!

          Send an emergency request

          Your request is our priority! The first available manager will reach out to you immediately.


            No spam, ever. We respect your privacy.

            Christmas and New Year

            Specials from Rotten Window Repair!

            With Christmas and the New Year just around the corner, Rotten Window Repair is delighted to show our appreciation to our customers by offering special holiday discounts on our services. For a limited time, you can enjoy:

            10% OFF all window repair and glass replacement services

            FREE estimates and inspections for your home windows and patio doors 

            Don’t wait for the holiday rush to pass — take advantage of these Christmas and New Year offers from Rotten Window Repair and welcome the new year with safer, warmer, and more beautiful windows.