Installation team came out promptly, worked efficiently as a team, and did a fine job. Mike, the leader, was exceptionally pleasant, helpful, and knowledgeable. The only negatives were: 1) that I... See more
Company replied
While we don't verify specific claims because reviewers' opinions are their own, we may label reviews as "Verified" when we can confirm a business interaction took place. Read more
To protect platform integrity, every review on our platform—verified or not—is screened by our 24/7 automated software. This technology is designed to identify and remove content that breaches our guidelines, including reviews that are not based on a genuine experience. We recognise we may not catch everything, and you can flag anything you think we may have missed. Read more
See what reviewers are saying
They were on time, very neat, explained how they were installing the windows, replaced all the rotted wood on the outside, both men were very pleasant. Everything the salesman stated at the time I si... See more
Company replied
The install went very well. The crew installed 12 windows in 1 day, were professional, and left my property in good and clean order. The windows themselves are of decent quality. On occasion the... See more
Company replied
The crew that installed my beautiful new Harvey windows were polite, courteous to our property but most of all they were all skilled carpenters that took their time and did the installation right. The... See more
Company replied
Company details
Why Window Nation is the best choice
Written by the company
- Energy Efficiency
- Tired of high utility bills? Replacing your old windows with our energy-efficient ones could lower your utility bills month after month. Our windows are made with top-quality insulated frames and seals, so you’ll get windows other companies can’t match. You’ll start saving money every month year-round.
- Expert Installation
- New windows are useless without proper installation. When you choose Window Nation, your new windows are expertly installed for a perfect fit and years of worry-free protection – and installed in 1 day. Our teams are local, so they understand what it takes to ensure your windows can handle the weather in your area.
- Styles and Colors
- Available styles and colors Whether you have standard-looking windows or a full-custom home, we can replace them. Each of our windows is expertly measured and custom-made for your home – even odd sizes. With over 1,500 styles and colors to choose, you’ll get the windows you want – even if you have an HOA or historic district.
- Lifetime Warranty
- Your current windows haven’t lasted – how can you be sure new ones will? At Window Nation, we stand behind our windows and doors with a lifetime warranty. That’s because we know we sell the best windows you can buy – and we’re confident they’ll perform and protect your home for decades.
Our Mission
Solve problems by installing solutions.
At Window Nation, we help homeowners reimagine their spaces with premium, energy-efficient windows built for beauty, comfort, and long-term performance. With over one million windows installed and more than 30 markets served nationwide, we’ve earned a reputation for expert craftsmanship and customer-first service. Our story began with a simple goal: to offer homeowners high-quality window solutions tailored to their unique needs. Today, that mission still drives us. We offer one of the largest selections of styles, colors, and materials, all customizable to fit your vision and your budget. Our Exterior Design Consultants work closely with every customer, ensuring a seamless experience from consultation to installation. Backed by industry-leading warranties and thousands of five-star reviews, Window Nation is proud to be a trusted partner for home improvement. We’re also committed to giving back, supporting the communities we serve through local partnerships and initiatives. Whether you’re upgrading for energy efficiency, curb appeal, or peace of mind, Window Nation delivers products you can trust and results you’ll love. Come discover why so many families continue to choose Window Nation, the company where quality, value, and service meet.
Contact info
1070 N Farms Rd, Unit 1, 06492, Wallingford, CT, United States
- 475-253-0015
Window Nation
4.2
Great
133 reviews
Asks customers to review
This company invites their customers to review, whether positive or negative
At Trustpilot, it's all about human content. This business can also access our AI-assisted response tool which helps them draft replies.
How this company uses Trustpilot
See how their reviews and ratings are sourced, scored, and moderated.
Very satisfied
Very respectful very clean an did and amazing job..worked very hard in very hot temperatures
July 17, 2025
Reply from Window Nation - Hartford
We're glad our installers were such outstanding examples of professionalism, and their work exceeded your expectations. We're thrilled you had such a wonderful install experience and are happy to welcome you to the Window Nation family!
Everything was great
Installers were great, they did excellent work. Quality of the windows, doors and screens were excellent. I am extremely happy with everything Window Nation did.
July 14, 2025
Reply from Window Nation - Hartford
We're happy to hear that you had such a positive experience! It's great to know that you are extremely happy with the quality of our products and installation services. Thank you for your feedback!
The service man was courteous and very…
The service man was courteous and very professional did a good and quick job.
July 11, 2025
Reply from Window Nation - Hartford
We're happy to hear that our service was professional and efficient. We appreciate you taking the time to share your positive experience with us.
Reply from Window Nation - Hartford
We're glad you enjoyed your experience. It is wonderful to hear that our team was polite and professional. Thank you for your positive feedback!
Great installation crew!
July 8, 2025
Reply from Window Nation - Hartford
We're glad to hear that our installers were such wonderful examples of professionalism and that their work exceeded your expectations. We're thrilled you had such a wonderful install experience and are happy to welcome you to the Window Nation family!
The Trustpilot Experience
Anyone can write a Trustpilot review. People who write reviews have ownership to edit or delete them at any time, and they’ll be displayed as long as an account is active.
Companies can ask for reviews via automatic invitations. Labeled Verified, they’re about genuine experiences.
Learn more about other kinds of reviews.
We use dedicated people and clever technology to safeguard our platform. Find out how we combat fake reviews.
Learn about Trustpilot’s review process.
Here are 8 tips for writing great reviews.
Verification can help ensure real people are writing the reviews you read on Trustpilot.
Offering incentives for reviews or asking for them selectively can bias the TrustScore, which goes against our guidelines.