20 Best Window Companies in Bethel, CT (2023 Reviews)
Thinking about upgrading your windows? We've got all the information you need in this list of the best window installation companies.
We analyzed all the top-rated window companies in Bethel and selected the best 20 based on:
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Customer reviews
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Window installation expertise
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Popularity with home-owners like you
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Updated September 15, 2023
Why you can trust EcoWatch
A guide on the best window installation companies in Bethel may not seem like the most riveting article on the EcoWatch site, but trust us, windows have a more direct impact on your life than you might think. When it's the middle of winter, your outdated and drafty windows could be making your home harder to heat and costing you more in power bills.
Installing upgraded, efficient windows on your house can help you save money each month on your power bills — and you can help the environment as well.
Efficient windows are particularly important in Bethel, where the temperature varies throughout the year. According to Energy Star, switching to energy-efficient windows can save the average homeowner up to $441 each year.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
Best Window Installation & Replacement Companies in Bethel
The EcoWatch team researched dozens of installers across the country to find the best window replacement companies for our readers. We assessed the installers based on their energy-efficient offerings, local experience, customer service, coverage area, price and more.

Window World
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EnergyStar Partner
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Large serice area
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Low prices relative to competitors
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Great industry reputation
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Lifetime warranty
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Quality of service will depend on your area
Window World is the largest window replacement company in the country, known for its vinyl windows and affordability. Window World has been in the window business for around 27 years.
If you’re looking for a company that is certified by the Environmental Protection Agency (EPA) and Energy Star and supports charities like St. Jude Children’s Research Hospital, Window World may be the provider for you.
Energy Efficiency of Window World WindowsIts high-performance Low-E (low-emissivity) coatings and argon gas insulation offer exceptional efficiency and performance for any home. Not all of Window World’s windows are Energy Star certified, so be sure to mention that you want Energy Star windows when inquiring.
How much does Window World cost in Bethel?Even though prices are not available on Window World’s website, it's known for offering some of the most affordable window installations around. You can request a free quote on its website for more information about the cost.

Renewal by Andersen
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Great industry reputation
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Award-winning company
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Member of US Green Building Council
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Manufactures products in-house
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No lifetime warranty
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More expensive than competition
Renewal by Andersen offers the best availability in Bethel. It's a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. Andersen has been in the window business for around 27 years. Its reputation is backed by hundreds of positive reviews from customers online.
If you’re looking for a company that uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started, Andersen may be the perfect company for you.
Energy Efficiency of Renewal by Andersen WindowsThere are a wide range of window types available from Renewal by Andersen, some of which are Energy Star products. A handful of windows manufactured by the Andersen corporation were awarded Energy Star’s “Most Efficient” in 2021, and Andersen was named Energy Star’s Partner of the Year in 2019.
How much does Renewal by Andersen cost in Bethel?Even though prices are not available on Andersen’s website, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. You can request a free quote on its website for more information about the cost.

Aeroseal Windows
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Many years of experience
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Great industry reputation
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Low number of customer complaints
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Manufactures products in-house
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Custom Designs
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No lifetime warranty
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Not ideal for residential installations
Aeroseal Windows provides the best window installation for businesses in Bethel. It's an installer that mainly serves commercial and multifamily properties, and also specializes in railings. If you’re looking for residential window installations, you should probably refer to one of the other companies on this list. Aeroseal has about 23 years of experience in the window installation industry. Its reputation is backed by hundreds of positive reviews on customer review websites.
It has established itself as a company that installs windows and doors at businesses across the Eastern U.S.
Energy Efficiency of Aeroseal Windows WindowsAeroseal Windows offers some Energy Star windows, but note that not all its windows are energy-efficient, so make sure you ask for Energy Star windows when inquiring. The company claims it helps businesses save on energy expenses and reduce their carbon footprints with energy-efficient windows, as well as practices like Low-E glass coating, weatherstripping and more.
How much does Aeroseal Windows cost in Bethel?Aeroseal does not list prices on its website, but it provides high-quality windows at a competitive price point. Requesting a free quote on its website is the best way to get more accurate pricing information.

Window Nation
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Award-winning company
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Manufactures products in-house
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Custom designs
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Wide variety of products and services
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Installation not covered by warranty
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Limited service area
Window Nation offers the best residential windows in Bethel. It's a company that serves hundreds of thousands of homeowners, mostly in the mid-Atlantic region of the U.S. Window Nation has been in the window business for around 16 years. Its reputation is backed by hundreds of positive reviews from customers online.
If you’re looking for a company that gives customers the opportunity to view products and to speak to a representative in person in its showrooms, Window Nation may be the perfect company for you.
Energy Efficiency of Window Nation WindowsThere are a wide range of window types available from Window Nation, some of which are Energy Star products. Each product has windowpanes coated with a Low-E (low emissivity) glaze that prevents damaging UV rays from heating your home. Plus, the spaces between double- and triple-pane windows are filled with argon gas that’s been proven to improve home insulation.
How much does Window Nation cost in Bethel?Even though prices are not available on Window Nation’s website, based on customer feedback, you can expect to pay between $300 and $525 per window installed, making it a more affordable option compared to competitors. You can request a free quote on its website for more information about the cost.
We aim to stay unbiased and transparent by describing pros and cons for every company we review. Additionally, our rankings are not affected by any partnerships.
More Window Companies in Bethel
Renewal by Andersen
Stamford, CT-
Price Transparency
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Good Customer Service
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Free assessment
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Educational Website
Services Offered
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Stained Glass
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Sliding Glass
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Double-Hung
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Residential Windows
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Window Replacement
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Custom Window Designs
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Commercial Windows
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Glass Showers
Window World of the Hudson Valley
Wappingers Falls, NY-
Free assessment
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Price Transparency
Services Offered
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Residential Windows
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Custom Window Designs
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Window Replacement
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Bay Windows
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Double-Hung
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Sliding Glass
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Energy-Efficient Options
Window Nation
Wallingford, CT-
Good Customer Service
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Educational Website
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Free assessment
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Price Transparency
Services Offered
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Bay Windows
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Stained Glass
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Custom Window Designs
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Residential Windows
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Energy-Efficient Options
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Window Replacement
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Double-Hung
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Sliding Glass
Pella Windows & Doors of Monroe
Monroe, CT-
Free assessment
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Price Transparency
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Educational Website
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Good Customer Service
Services Offered
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Residential Windows
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Bay Windows
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Double-Hung
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Custom Window Designs
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Sliding Glass
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Window Replacement
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Commercial Windows
Fine Touch Services, LLC
Redding, CT-
Good Customer Service
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Educational Website
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Free assessment
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Price Transparency
Services Offered
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Sliding Glass
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Commercial Windows
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Fast Delivery
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Custom Window Designs
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Glass Showers
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Window Replacement
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Residential Windows
CMW Roofing & Siding
Monroe, CT-
Educational Website
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Free assessment
Services Offered
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Commercial Windows
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Residential Windows
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Custom Window Designs
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Window Replacement
Superior Windowland
Newtown, CT-
Educational Website
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Free assessment
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Price Transparency
Services Offered
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Glass Showers
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Residential Windows
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Double-Hung
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Window Replacement
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Sliding Glass
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Custom Window Designs
Glass Guys
Ridgefield, CT-
Price Transparency
Services Offered
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Double-Hung
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Window Replacement
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Custom Window Designs
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Full-Service Installations
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Commercial Windows
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Glass Showers
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Residential Windows
Window Depot USA of Southern CT
Trumbull, CT-
Timely Service
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Price Transparency
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Good Customer Service
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Free assessment
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Educational Website
Services Offered
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Energy-Efficient Options
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Sliding Glass
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Residential Windows
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Custom Window Designs
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Fast Delivery
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Window Replacement
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Double-Hung
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Bay Windows
Bert Falsetti's Home Improvement LLC
Shelton, CT-
Educational Website
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Price Transparency
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Good Customer Service
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Timely Service
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Free assessment
Services Offered
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Double-Hung
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Energy-Efficient Options
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Window Replacement
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Custom Window Designs
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Sliding Glass
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Residential Windows
Home Services at The Home Depot
New Milford, CT-
Educational Website
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Free assessment
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Good Customer Service
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Price Transparency
Services Offered
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Custom Window Designs
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Stained Glass
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Commercial Windows
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Glass Showers
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Fast Delivery
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Residential Windows
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Double-Hung
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Window Replacement
Apple Siders LLC
New Milford, CT-
Free assessment
Services Offered
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Window Replacement
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Residential Windows
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Commercial Windows
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Custom Window Designs
Honey Do Men Home Remodeling & Repair
Carmel Hamlet, NY-
Good Customer Service
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Timely Service
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Free assessment
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Educational Website
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Price Transparency
Services Offered
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Glass Showers
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Stained Glass
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Window Replacement
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Residential Windows
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Custom Window Designs
Woodbury Supply Company, Inc.
Oxford, CT-
Good Customer Service
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Price Transparency
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Free assessment
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Educational Website
Services Offered
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Window Replacement
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Custom Window Designs
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Residential Windows
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Fast Delivery
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Energy-Efficient Options
Pella Windows & Doors of Norwalk
Norwalk, CT-
Educational Website
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Good Customer Service
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Price Transparency
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Free assessment
Services Offered
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Commercial Windows
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Sliding Glass
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Double-Hung
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Window Replacement
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Custom Window Designs
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Residential Windows
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Bay Windows
Standard Glass
Bridgeport, CT-
Good Customer Service
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Price Transparency
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Free assessment
Services Offered
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Residential Windows
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Window Replacement
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Window Repair
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Fast Delivery
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Glass Showers
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Commercial Windows
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Double-Hung
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Custom Window Designs
Town & Country Glass Shop llc
Woodbury, CT-
Educational Website
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Free assessment
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Good Customer Service
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Price Transparency
Services Offered
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Residential Windows
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Window Replacement
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Custom Window Designs
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Glass Showers
Home Comfort Practice, Inc.
Stratford, CT-
Free assessment
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Timely Service
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Price Transparency
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Educational Website
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Good Customer Service
Services Offered
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Custom Window Designs
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Glass Showers
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Energy-Efficient Options
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Window Replacement
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Commercial Windows
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Residential Windows
Ener-G Tech, Inc.
Stratford, CT-
Free assessment
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Educational Website
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Good Customer Service
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Price Transparency
Services Offered
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Commercial Windows
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Residential Windows
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Glass Showers
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Custom Window Designs
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Energy-Efficient Options
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Window Replacement
HPM Craftsmen
Holmes, NY-
Price Transparency
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Good Customer Service
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Educational Website
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Free assessment
Services Offered
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Residential Windows
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Fast Delivery
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Commercial Windows
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Custom Window Designs
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Full-Service Installations
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Double-Hung
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Glass Showers
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Window Replacement
Calculate how much you can expect to pay for window installation and replacement in Bethel, CT using our customized window cost calculator.
Estimates will vary based on window dimensions and other unique factors to your home. Getting in touch with a local window installer is the best way to get an accurate cost estimate for your home.
How Installing Energy-Efficient Windows in Bethel Saves You Money
There are quite a few benefits of switching to energy-efficient windows. Some reasons you may want to consider making the switch are the following:
- Better temperature control in your home: Energy-efficient windows can cut back on how much heat is lost through your windows when heating your home.
- Save money on power bills: After you upgrade to energy-efficient windows, you can expect a reduction in your bills by about 12% since you'll need less energy to heat or cool your home.
- Protect your investment: When you have an older home, your windows could also be outdated or drafty. Upgrading and repairing your windows is an important part of maintaining your property and its value.
- Protect your valuables from fading: The low-emissivity coatings on many energy-efficient windows filter out harmful UV rays, preventing your furniture, carpet and other valuables from fading.
Estimated Cost of Window Replacement in Bethel
Each window replacement company offers various services and has different price points depending on a few factors.
How Much Do New Windows Cost?
Generally, homeowners in Bethel can anticipate that most replacement window installations will cost between $250 and $1,200, with the average cost at around $600. How much it will cost depends on several factors, like material, type, the location of your home, number of windows, size and more.
Whether or not you opt for energy-efficient windows is another factor that will affect the cost. These will almost always cost more than other windows, but on the other hand, you can save about $441 a year on your energy bills in Bethel.
How much your window installation costs will also vary based on the kind of material you choose for the frames. Wood windows are generally the most expensive, although it depends if they are solid wood or clad with aluminum or vinyl. Fiberglass windows also tend to be somewhat more expensive than vinyl, but they are more efficient.
What Services do Window Installers Offer?
The first step when planning an installation is to decide whether you should get a full-frame or pocket installation.
A full-frame installation replaces the entire window, such as the sill, frame, trim and the window panes. Because this kind of installation requires more time, it will be more expensive than a pocket installation. Pocket installations are on the simpler end and won't cost as much, as they entail simply replacing the window within its existing frame. But if the frame has any damage or deterioration, you may have to get a full-frame installation instead.
Your window installation company will be able to help you decide what's best for your needs. In Bethel, the decision will mostly depend on the age of your windows and if there's any moisture damage. Wood can decay if not properly maintained over the years, so it's a good idea to have a professional assess your frames and window sills.
Best Availability
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
Window Veteran
Window World
- EnergyStar Partner
- Wide variety of products and services
- Lifetime Warranty
How We Choose the Best Window Installers in Bethel
In our search to make your home improvements easier and more eco-friendly in Bethel, the EcoWatch Reviews team chose the above companies as the top window installation companies in the city. Along with energy efficiency, we evaluated window companies all across the state and assigned rankings based on the following methodology:
Service Area
This one is pretty self-explanatory, but we've chosen to highlight window installers that serve the Bethel area so you can find a quality window installation company near you.
Work Quality
When picking new windows, the quality and variety of services can often play just as important of a role in overall efficiency and performance as the brand you get. We do give window installers more points if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.
Customer Reviews
Another self-explanatory yet super important review factor is customer feedback. If most customers don't have positive feedback about their experience with a certain window installation company, you won't see it featured on EcoWatch.
Cost
Cheaper windows don't necessarily mean better windows, but we know many of our readers would like to keep costs low when possible. When analyzing the prices of providers, we awarded higher scores to companies with reasonable prices and accessible financing rather than "cheaper" services.
Warranty
Protecting your investment in new windows is important. That's why window installation companies that offer lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.
Years of Experience
Due to Bethel's climate, homeowners need to be wary of water damage, low efficiency and rot. We factored in local experience to reflect the ability of Bethel window companies to prepare homes for the climate. If a company has less than 10 years of experience, it loses points in this category.
Bethel, CT Window Replacement FAQs
How much does a window install cost?
The average cost to replace a single window ranges between $450 and $650. There are several factors that influence how much it costs, such as local labor costs, how energy-efficient the windows are, styles and sizes of windows, the materials used in designing the windows, the number of windows and your property's location.
What are the different kinds of windows?
The most common kinds of windows for homes are bay windows, casement windows, double-hung and single-hung windows, awning windows, transom windows, picture windows and slider windows.
What do window installers do?
Window installation companies will do the entire process — from replacing your old windows with brand new ones to cleaning up after the installation. In addition, some companies offer window manufacturing, customization and repairs.
How long does window installation take?
Each window takes about 30 minutes to install depending on the kind of window. However, the window installation can be a two-day job — or more — if you have a lot of windows that have to be installed.