Window Installation ServiceWindow SupplierDoor SupplierSiding ContractorRemodeling ContractorRoofing ContractorWindow World
Experience Window World's unrivaled ENERGY STAR replacement windows, doors, vinyl siding and more. Contact us to schedule your free in-home quote today!
Customers consistently praised the professionalism and knowledge of the sales and installation teams.
Installation Quality
While many reviews highlighted excellent installation, some customers reported issues with sloppy work and gaps left after installation.
Customer Service
The company received positive feedback for their responsiveness and willingness to address issues, although there were a few complaints about communication delays.
Product Satisfaction
Overall, customers expressed high satisfaction with the quality of the windows and doors provided by Window World.
Cleanliness
Most reviews noted that the installation crews left the work areas clean and tidy after completing their jobs.
LK
Lisa Koji
Nov 26, 2025
5.0
We replaced the windows in our home. Window World pricing is very reasonable. Joe the salesman was knowledgeable. Whitley and Trey who did the installation were fantastic, knowledgeable, professional, courteous and cleaned up daily. I would recommend them to anyone. Very happy!!!😁
PD
Paul Donovan
Oct 30, 2025
5.0
My wife and I couldn't be happier with the service we got from Window World. William and his crew arrived on time after giving us a call to tell us he was about a half hour out . They worked tirelessly to install our six windows and did an amazing job. They were polite, methodical and very neat. We are very happy with the windows and all of the staff at Window World.
KW
Kristen Witkowski
Sep 9, 2025
5.0
We had such a great experience with our window replacement. Whitley was so attentive and professional. She really went above and beyond to make sure everything was finished and cleaned. I couldn’t even tell they were here for two days. Thanks so much to Window World!
MH
Markus Hinkle
Aug 26, 2025
5.0
From my initial meeting with Ms Stephanie, to coordinating the project with Ms Karen, to the competition of the project itself with Trent and Dylan it was a great process.
Professionalism, great communication, knowledge, quality work, and a reasonable price.
A special shoutout to Trent and Dylan. These guys did a great job here with the windows and door! They were professional, respectful, skilled, tidy, and clean.
Job well done by two fine young men 👏🏼
Thank you all!
Frequently Asked Questions About Window World of the Port City
What types of Payment methods & Financing do you offer?
We offer a variety of payment methods and financing options (subject to approved credit) depending on promotional period. Please contact us for more information regarding available options.
Will the replacement windows be installed from the inside or outside?
The majority of our replacement windows are installed from the outside. In some situations, it may be necessary to install from the inside. On the day of installation, your installation expert will assess your unique situation and explain the process that will best suit your home.
Do you install replacement windows year-round? If so, will I lose a lot of heat/cooling at the time of installation?
Window World installs replacement windows year-round. An average installation will take only one day. Our crews install one window at a time and are trained to do what they can to minimize heating/cooling loss. The energy savings from your new windows will recover any incremental energy costs incurred during their installation many times over during their lifetime.
How can I prepare my house for my replacement windows?
Please take down curtains, blinds, or any other window treatments. Security sensors should also be removed and turned off by your security company. Please provide our installation expert with a clear path to the window(s) being replaced by moving anything that may be in the way. It is also advisable to remove all wall decorations from the walls close to the windows as they may fall during removal or installation.
How long will it take to get my replacement windows? How much time should I allow for the installation?
Generally, replacement windows can be installed within 4-8 weeks from the date that the final measurements are taken. The type of window being installed and type being removed helps determine the amount of time needed to complete the job. On average each window takes about 30-60 minutes. Trim work and cleanup will require additional time to complete. An average job will take a single day.
What type of warranty is available for my windows?
Window World replacement windows come with an all-inclusive limited lifetime warranty. Contact us for more details.
What happens to my old windows?
After installing your new replacement windows we remove all old windows from your property and dispose of them properly. If you wish to keep your old windows or storm windows, please notify the installation crew as soon as they arrive for your installation.
What do I do if there is a problem with the windows?
Most of the issues encountered by our customers are easily corrected and don't necessarily mean that there is a problem with your window. As a first step, we recommend you visit the Support page of our website for troubleshooting tips and advice on correcting common issues.
What payment methods and financing options are available at Window World of the Port City?
Window World of the Port City offers various payment methods including American Express, Visa, Mastercard, Discover, cash, and check. Financing options are also available subject to approved credit and promotional periods. Please contact them for the most current options.
Are replacement windows installed from the inside or outside?
Most replacement windows are installed from the outside; however, in some cases installation from the inside is necessary. The installation expert will assess your home and explain the best process on the installation day.
Does Window World of the Port City install replacement windows year-round, and will I lose a lot of heating or cooling during installation?
Yes, replacement windows are installed year-round. Installations typically take one day with one window installed at a time to minimize heat or cooling loss. Energy savings from new windows usually offset any temporary increase in energy usage.
How should I prepare my home for window replacement?
Remove curtains, blinds, and any window treatments. Security sensors should be turned off by your security company. Clear pathways to the windows and remove wall decorations nearby to avoid damage during installation.
How long does the replacement window process take, from measurement to installation?
Replacement windows can typically be installed within 4-8 weeks after final measurements. Installation time averages 30-60 minutes per window, with trim and cleanup requiring additional time, usually completing the job in a single day.
What warranty comes with the replacement windows?
Window World replacement windows come with an all-inclusive limited lifetime warranty. Contact the company for specific warranty details.
What happens to my old windows after installation?
After installation, all old windows are removed from your property and properly disposed of. If you wish to keep your old or storm windows, notify the installation crew when they arrive.
What should I do if I encounter a problem with my windows after installation?
Most common window issues can be resolved easily. Visit the Support page on Window World's website for troubleshooting tips and advice to correct common problems.
What nearby services can assist me with moving or storage before or after my window installation?
Nearby Luggers of Wilmington offers moving, garbage collection, and storage services which may be useful if you need to clear or store belongings during your window replacement process.
Are there any nearby home service providers that complement Window World's installation services?
CJB Process Associates and CJB Inc Windows & Doors nearby provide home services and window installation, which may be useful resources for additional home improvement needs.
What automotive services are located near Window World of the Port City that I might find helpful?
Several automotive services are nearby including TLG Peterbilt - Wilmington, Farros Automotive Performance, ShellShock Diesel LLC, and Detailing By Chris, offering repairs, parts, and detailing which could be convenient if you need vehicle services before or after visiting Window World.