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Window World of Mason City offers the best value in replacement windows and doors, plus vinyl siding, shutters, roofing and more. We’re the exterior home remodeling experts serving Mason City, Fort Dodge and Waverly, IA, as well as the surrounding communities.
We offer ENERGY STAR rated windows and doors for better energy efficiency in your home. We back our installation of new and replacement exterior home products with industry-leading warranties.
Learn about our services and start planning your upgrade. Contact us at Window World of Mason City to schedule your free in-home quote with an experienced designer today!
Customers consistently praised the professionalism and friendliness of the staff and installation crews.
Quality of Work
The quality of the windows and installation was frequently highlighted, with many customers expressing satisfaction with the final results.
Communication
Many reviews noted excellent communication throughout the process, from sales to installation.
Timeliness
Customers appreciated the promptness of the installation teams and the ability to complete jobs quickly.
Value for Money
The pricing was often mentioned as competitive, with customers feeling they received good value for the quality of the products and services.
MW
Michael Williams
Nov 10, 2025
5.0
Very professional crew and did an excellent job, new windows look great and are much quieter!
VM
V M
Nov 4, 2025
5.0
Great service, very good work on installation and finish trim. Totally professional.
DB
Darron Baker
Oct 30, 2025
5.0
They have now replaced all the windows in our house. Always professional courteous and do a fantastic job
CH
Chuck Helps
Oct 27, 2025
5.0
Window World Mason City did a great job replacing my front window ! Will be using them again soon to install a new window and replace more existing windows in my house.
SS
Shan
Oct 13, 2025
5.0
Thanks to Window World and their rep Tiffany. We absolutely love the new windows in our sunroom.
Frequently Asked Questions About Window World of Mason 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 6-12 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 types of payment methods and financing options does Window World of Mason City offer?
They accept American Express, Cash, Check, Discover, Mastercard, Visa, and offer financing options subject to approved credit. Contact them for current promotional periods and options.
Will the replacement windows be installed from the inside or outside?
Most replacement windows are installed from the outside, but in some cases, installation from the inside may be necessary. The installation expert will assess your home on the day of installation.
Does Window World of Mason City install replacement windows year-round, and will I lose a lot of heat or cooling during installation?
Yes, they install windows all year round. Installation typically takes only one day per job, with crews minimizing heating and cooling loss by installing one window at a time. Energy savings will offset any temporary energy costs.
How can I prepare my house for replacement windows installation?
Remove curtains, blinds, and window treatments, disable security sensors with your security company, clear a path to the windows being replaced, and remove wall decorations near the windows.
How long does it take to receive and install replacement windows?
Replacement windows are typically installed within 6-12 weeks from final measurement. Each window takes about 30-60 minutes to install, with trim and cleanup requiring additional time. Most jobs finish in one day.
What warranty does Window World of Mason City provide on its windows?
They offer an all-inclusive limited lifetime warranty on replacement windows. Contact them for more detailed information.
What happens to the old windows after installation?
All old windows are removed and properly disposed of unless you notify the installation crew beforehand to keep them.
What should I do if I encounter a problem with my new windows?
Visit the Support page on their website for troubleshooting tips and advice to resolve common issues before contacting them.
Are there any nearby businesses that could assist if I need home security services while my windows are being replaced?
Yes, Central Lock Security, located nearby, offers key and locksmith, home security, and hardware store services. They can assist with disabling security sensors or other home security needs.
If I need landscaping or tree services after my window installation, are there local providers nearby?
Yes, Blanchard Tree Services nearby offers tree services and landscaping which could complement your exterior home improvements.
Are there automotive repair services close to Window World of Mason City if I need vehicle maintenance before or after my visit?
Several automotive repair shops are nearby such as Holt Services, Tagesen Trucking, and Complete Auto Repair, providing convenient vehicle maintenance options.