Business Details
31 Years
experience
Your Trusted Partner for Window, Door & Siding Solutions in Connecticut
Since our founding in 1995, Window World of Connecticut has remained committed to providing superior products and professional craftsmanship. As a locally owned and operated business by Anton Du Plessis, we serve homeowners across Connecticut with replacement windows, doors, siding, and gutters. Our team of experienced professionals prioritizes energy efficiency, durability, and aesthetic appeal, ensuring every installation enhances both comfort and property value. We pride ourselves on transparent communication, personalized service, and a lifetime limited warranty that underscores our confidence in product quality.With a focus on customer satisfaction, we offer free in-home or virtual estimates, flexible financing options, and a seamless installation process. Our dedication to excellence has earned us recognition as Connecticuts trusted source for exterior remodeling solutions, combining innovation with affordability to meet diverse homeowner needs.
Services
Windows
Doors
Siding
Gutters
Energy Efficiency
Professional Installation
Window Replacement
Door Replacement
Siding Replacement
Gutter Installation
Details
- Year established: 1995
Highlights and features
- We offer energy-efficient windows and doors to reduce utility costs.
- Our team provides professional installation by experienced craftsmen.
- Locally owned and operated by Anton Du Plessis since 1995.
- We provide free in-home or virtual estimates with no obligation.
- We offer financing options to suit your budget.
What people say
Polite and friendly
Increased comfort
No mess
Prompt service
Beautiful new windows
Services
Windows
Our replacement windows enhance energy efficiency and curb appeal with durable vinyl frames and advanced glass technology. Customizable styles include double-hung, sliding, and casement options. Professional installation ensures long-term performance and comfort.
Doors
Engineered entry and patio doors combine security, durability, and aesthetic appeal. Options include vinyl-clad and energy-efficient designs. Expert installation guarantees seamless operation and enhanced home value for Connecticut homeowners.
Gutters
Seamless gutters with leaf guards protect homes from water damage. Available in multiple colors and materials, our systems ensure durability and minimal maintenance. Professional installation prevents leaks and ice dams.
Siding
High-quality vinyl siding options improve insulation and exterior aesthetics. Series range from 1000 to 6000 for varied budgets. Professional installation ensures weather resistance and lasting curb appeal.
Energy Efficiency
Energy-efficient windows, doors, and siding reduce utility bills while maintaining comfort. Features include low-E glass, insulated frames, and weather-tight seals. Expert consultations help homeowners maximize savings.
People
Anton Du Plessis
Owner
Anton Du Plessis has owned and operated Window World of Connecticut since 1995, providing expert window and door solutions. He personally ensures customer satisfaction and quality installations across Connecticut.
Questions
How do I schedule a free estimate?
Call (860) 643-4568 or submit our online form to schedule a free in-home or virtual consultation at your convenience.
Do you offer financing options?
Yes, we provide flexible financing plans to help homeowners afford upgrades without compromising quality.
What areas do you serve?
We serve all Connecticut counties, including Hartford, New Haven, and Litchfield, with local showroom support.
Are your products energy-efficient?
Yes, our windows, doors, and siding feature energy-saving technologies to reduce utility costs and improve home comfort.
What warranties do you offer?
We provide a lifetime limited warranty on all replacement products, covering materials and workmanship for long-term peace of mind.
Reviews (5)
Stuart Buchman
Dec 20, 2021
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My wife and I enjoyed working with Window World on our recent window installation. They were very flexible in scheduling the installation of our 19 windows. The 3 workers who actually installed the windows were very professional and arrived on time and completed the installation within the time frame that we were told. The price for the entire job was reasonable compared to the other 2 quotes that we received from their competitors. We would definitely recommend Window World.
Tina Chupas
Dec 15, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
The men were professional. They were very polite and they cleaned up everything after they were done. They explained what they were doing as they went. I am so happy with the work they did. I will use them again in the future.
Service:Window installation
The men were professional. They were very polite and they cleaned up everything after they were done. They explained what they were doing as they went. I am so happy with the work they did. I will use them again in the future.
Service:Window installation
Marie Philopena
Nov 25, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness
AJ is an excellent salesman. The site manager, Edison, was extremely efficient, friendly, and thorough. A pleasure to deal with. Would highly recommend this company!
Service:Window installation
AJ is an excellent salesman. The site manager, Edison, was extremely efficient, friendly, and thorough. A pleasure to deal with. Would highly recommend this company!
Service:Window installation
Charles Elwood
Nov 07, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
I had WW replace half my windows a few years ago and have been happy with that work and so it made it easy this year when I wanted to replace my remaining windows which included a bay window with two side windows. The windows are a great value and all the workers are professional, hard working and do a very good job!
Service:Window installation
I had WW replace half my windows a few years ago and have been happy with that work and so it made it easy this year when I wanted to replace my remaining windows which included a bay window with two side windows. The windows are a great value and all the workers are professional, hard working and do a very good job!
Service:Window installation
Robert Freeman
Oct 21, 2021
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Amazing people. They kept in contact to let us know when our windows arrived, booked out 3 days to complete the job and came in under schedule. Replaced 19 windows in all with 2 being bay windows converted to double hung. The house, very old, they even reframed a couple to insure proper fitment, made sure the siding was back in place, and extremely completely cleaned up everything. Absolutely great.
