
At Rotten Window Repair, we specialize in replacing glass units for wooden, vinyl, aluminum windows, and patio doors.
We work with various glass types, including annealed, LoE, tempered, and single pane glass, ensuring high-quality, energy-efficient solutions.


Why Replace Insulated Glass?
Damaged insulated glass can lead to air leaks, increasing energy bills and reducing home comfort. Replacing faulty glass restores insulation, ensuring optimal performance and energy efficiency.
Hiring an experienced technician can help you minimize costs by identifying the best course of action for your specific situation. At Rotten Window Repair, we tailor solutions to fit your budget, preferences, and the condition of your windows.
Our Process
After a thorough evaluation, we tailor a repair plan (glass replacement or frame restoration along with the glass replacement, depending on the state of your window).
Most insulated glass units are installed within 2 weeks after initial estimate and measurements, while single pane replacements are available the same day.
Glass Replacement Services We Offer:
Why Choose Rotten Window Repair?
We prioritize long-term value and professional service. With years of experience, we offer cost-effective, high-quality solutions using premium insulated glass—Cardinal’s Endur IG.
We choose Cardinal Endur IG because it offers industry-leading performance in energy efficiency and durability. Its dual-seal technology ensures superior moisture resistance, preventing fogging and air leaks that can compromise window insulation. The glass also provides enhanced thermal performance, reducing energy bills and keeping your home comfortable year-round. Cardinal’s reputation for quality and their 20-year seal warranty gives us confidence in delivering long-lasting, reliable results for every window we replace.
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How to Replace Insulated Glass?
Depending on the damage, our experts will develop a strategic repair plan. Our services include:
- Replacing damaged insulated glass
- Repairing rotted frames
- Joining glass and frames seamlessly
- Fixing only the affected parts of window sashes
Insulated glass is more expensive than traditional glass, so it’s vital to install and maintain it properly. This type of glass requires regular care to perform effectively, so it’s crucial to hire professionals for both installation and ongoing maintenance.
Glass Types We Replace:
Double-pane window glass
Single-pane glass
Custom-shaped glass
Patio door glass
Tempered glass
Insulated glass units
Tired of drafts and high energy bills from damaged windows? Let Rotten Window Repair handle your insulated glass replacement for a more comfortable and efficient home!
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Testimonials

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
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
19:22 04 Dec 25
professional, clean, and timely. did a great job repairing my sash I would highly recommend them.

Ambrie Gordon-Carroll
18:24 04 Nov 25
Great work!

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
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
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


