Why Window World of Connecticut?

The service you need with the dependability you can count on.

Renovate With The Industry's Best
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It’s All About How We Do It

Choose Connecticut’s #1 Name In Home Improvement

As America’s largest window replacement company, we not only have the highest quality and service standards, but also thrive on making our customers happy. Everything we do, we stand behind.

Your Home Deserves The Best

Our products are energy efficient and ENERGY STAR® certified
Professional installation and exceptional craftsmanship
We offer the industry’s strongest warranty for years to come

Your Local Leader in Home Remodeling

Window World of Connecticut is your go-to source in Connecticut for replacement windows, doors and siding. Check out why here.

Locally Owned & Operated

Window World of Connecticut loves the city they call home. We think it improves the customer service experience by having local and personal service.

Good Housekeeping Seal

To earn the Good Housekeeping Seal, products must undergo review from scientists and engineers at the Good Housekeeping Institute. Window World has consecutively earned this seal for 8 years.

ENERGY STAR® Partner

ENERGY STAR is a program dedicated to saving money and protecting the environment. Our products are energy efficient, and you can find the ENERGY STAR label on a number of our windows, doors and siding.

What Makes Window World Different

  • Our crew has participated in an Installer’s Certification Program. Our trained installation experts will come to your home and install your window correctly, rain or shine, while adhering to strict industry standards.
  • Our products are custom made for your home. We offer a wide variety of colors and styles for you to make your space as personal as possible.
  • Our window products are properly installed and sealed to keep the harsh conditions out and the comfort in so that you always feel safe and protected.
  • Receive guaranteed low pricing always. Our windows, doors and siding are not only durable, but also affordable.

A Reputation Of Excellence

See Our Accolades And Awards

Made In America

We proudly offer American-made windows, doors, and siding made with the highest quality and craftsmanship.

Award-Winning

We have won numerous awards and accolades from Good Housekeeping, JD Power, ENERGY STAR, the EPA and more!

Built to Last

Our custom-made windows are built so that you are able to enjoy them for years and years to come.

5-Star Google Ratings

What Your Neighbors Are Saying

Jason took the time to answer all my questions and concerns. He never once steered me in any direction, rather he always asked what ‘I wanted.’ As for the installation, the crew was outstanding! They were very courteous, and installed 5 doors and 4 windows in just about 7 hours. They cleaned up well after the installation. My overall rating is excellent.
H. Cardwell
My sales person, Jason, was very professional, knowledgeable, pleasant, and answered all my questions to my satisfaction. The installers, also, were professional, courteous, knowledgeable and pleasant. The installation was not the job I had anticipated, instead they made everything easy for me, and I was extremely pleased with their workmanship.
G. Absher
Sales representative was an excellent communicator and explained things. The men who installed windows were excellent. They did not waste any time installing windows, I thought they were great.
W. Jones

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