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Window World
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Window World of Washington DC

4.3
(624 reviews)

Business Details

4116 Walney Road, Chantilly, VA
20151, United States
(703) 378-7999
https://www.windowworlddc.com/

About

Window Installation ServiceDoor SupplierSiding ContractorRoofing ContractorRemodeling ContractorWindow World
Experience Window World's unrivaled ENERGY STAR replacement windows, doors, vinyl siding, shutters, roofing and more. Contact us to schedule your free in-home or virtual quote today!

Details

  • Wheelchair accessible entranceAvailable

Location

Window World of Washington DC
4116 Walney Road, Chantilly, VA
20151, United States

Hours

Monday8:00 AM - 5:00 PM
Tuesday8:00 AM - 5:00 PM
Wednesday8:00 AM - 5:00 PM
Thursday8:00 AM - 5:00 PM
Friday8:00 AM - 5:00 PM
Saturday10:00 AM - 1:00 PM
SundayClosed

Reviews

4.3
624 reviews
5 stars
480
4 stars
35
3 stars
14
2 stars
15
1 star
80
  • HK
    Hong Kang
    1 day ago
    5.0
    Elmer Barillas and team were fast and did a great job on the windows. Cleaned up everything afterwards.
  • AM
    Alvin M
    May 13, 2026
    5.0
    Josué came in changed windows in a few minutes. Thank you for the service
  • JP
    Jaya Pal
    May 8, 2026
    5.0
    Elmer and team was excellent , very very happy with their work and customer relation
  • EM
    Eric Myren
    May 7, 2026
    3.0
    Update: Although I was completely satisfied with Window World Staff and Installers for windows, I have removed 2 stars because their subcontractor for garage door installation (Door Pro America) was a complete disaster. In fact, I don't know why Window World associates with this inferior company? Nobody from Door Pro America ever communicated with me in the time leading up the installation. I had to call 5 times to find out the status of the order and when it would be installed. When I was finally told a firm date, I was also told someone would call me on the day of the installation one hour prior to arrival- nobody called. When the garage door installer did arrive, he was unaware that a lock was included in the contract, and I had to email someone at the central office copies of the agreement. They said they would need to come back another day to install the lock. Although I was told to be home and available from 8 a.m. to 5 p.m., the garage door installation didn’t even begin until after 4 p.m. The installer appeared exhausted and unmotivated and then had to wait for another worker to arrive around 5:30pm before finishing the job around 6:30pm. The work was rushed, and the problems were obvious immediately. The door was not flush with the wall or floor, the seals were poorly installed, and the garage door would not open all the way. I reported these issues right away to the same person I sent the contract too, but after multiple follow-ups, I received no response. After several complaints to Window World (who subcontracted with Door Pro America) a manager from Door Pro America (Brad Kelly) finally called me Friday afternoon. He apologized and promised a professional and seasoned installer would arrive Monday morning between 8 a.m. and noon to redo the poor installation and add the lock and handle. I rearranged my work schedule and stayed home Monday morning waiting for the installer, but once again, no one showed up and no one called. At this point, I have wasted two full workdays dealing with Door Pro America’s disorganization, lack of communication, poor workmanship, and complete disregard for their customers’ time. Original Post: I highly recommend Window World of Washington DC! After getting multiple bids, Window World stood out not only for having the best price, but also for being the most responsive and professional. Henry Valle was exceptional from start to finish. He was knowledgeable, patient, and took the time to listen to all of my questions and concerns while providing clear, honest information. Unlike some other vendors, his quotes were straightforward and free of gimmicks or high-pressure sales tactics. Over several weeks, I went back and forth with Henry many times requesting additional information and making small changes to the agreement, and he was always responsive, organized, professional, and helpful. For this project, I ordered 11 windows, shutters, a front door and storm door, a sliding glass door, and a garage door. Henry stayed in touch throughout the entire process leading up to installation and made sure all of my questions were answered. I also want to highly commend Elmer Barillas and his installation team. They arrived on time, completed the entire installation in just one day, and did phenomenal work. Elmer kept me informed throughout the installation, explaining what the crew was doing and ensuring everything was completed to a high standard. He went above and beyond to make sure I was completely satisfied with the final product. Everything looks beautiful! From my initial phone call through project completion, every interaction with Window World was courteous, competent, and professional. I will absolutely use them again for future projects like roofing, siding, and doors, and I would highly recommend them to friends and family without hesitation.
  • CE
    Christopher Allen, LLM, Esq.
    Apr 30, 2026
    5.0
    Hey Window under warranty and they came out and replaced it in a few minutes. Quick and easy process and exceptional company.

Frequently Asked Questions About Window World of Washington DC

What do I do if I have problems with my new windows?

Should you experience problems with your replacement windows, we can help you quickly resolve most of them when you check out our Support page. Here you can find videos and guides that address some of the most common questions we receive. If you need further assistance, feel free to contact our showroom during normal business hours.

Will replacement windows increase the value of my home?

Yes. Replacing your old windows with new Window World replacement windows can help raise the value of your home for a high return on investment.

Brand Certified Facts from Window World of Washington DC

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Certified May 17, 2026Yext Knowledge Graph
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