24 Best Window Replacement Companies in Nesconset, NY (2023 Reviews)
Window Companies Near Me
If you're looking to get new windows, our guide to the best window installation companies can help.
We analyzed all the top window installers in Nesconset and selected the top 24 based on:
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Customer reviews
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Window replacement expertise
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Popularity with home-owners like you
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Updated March 14, 2023
Why you can trust EcoWatch
Whether you're updating for aesthetics or have windows that need repairs, windows play a crucial role in conserving electricity in your home. Poor windows can make your home uncomfortable in the summer or winter.
Replacement windows improve your home's insulation, not only making you and your family more comfortable during extreme temperatures, but also saving you money and helping the environment.
We've compiled this guide on the best installation companies to help you in your search, so you can not only enjoy brand new windows, but also save money on your power bills.
Best Affordability
Window World
- Lifetime warranty
- Great industry reputation
- Low prices relative to competitors
- Quality of service will depend on your area
Best Overall
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
- No lifetime warranty
Best Warranty
Universal Windows Direct
- Manufactures products in-house
- Lifetime warranty
- Makes charitable contributions
- Some installations carried out by third-party contractors
Best Window Replacement Companies in Nesconset
The EcoWatch Reviews team researched dozens of window companies in Nesconset to find the top ones for our readers. We assessed the companies based on their energy-efficient offerings, customer service, price, coverage area, local experience and more.

Window World
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Lifetime warranty
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Great industry reputation
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Low prices relative to competitors
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Quality of service will depend on your area
Window World provides windows expertise in Nesconset. It's the largest window replacement company in the country, known for its vinyl windows and affordability. Window World has around 27 years of experience in the industry, and it currently serves 200 locations nationwide. The provider has many glowing reviews from customers on online review websites.
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 company for you.
Energy Efficiency of Window World WindowsWindow World is an Energy Star partner with a variety of energy-efficient windows. Note that not all of the company's windows are Energy Star certified, so be sure to ask your Window World representative when inquiring about services.
How much does Window World cost in Nesconset?Window World does not outline prices on its website, but it's known for offering some of the most affordable window installations around. You can inquire about 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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Member of US Green Building Council
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Manufactures products in-house
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No lifetime warranty
Renewal by Andersen offers the best availability in Nesconset. This window installation company has been operating since 1995 and currently provides services to nearly every state except Mississippi and West Virginia. Its reputation is backed by many positive reviews on customer review websites.
It uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started.
Energy Efficiency of Renewal by Andersen WindowsRenewal by Andersen is an Energy Star partner and offers a variety of energy-efficient windows. Note that not all of the company's windows are Energy Star certified, so be sure to ask your Andersen representative when inquiring about services.
How much does Renewal by Andersen cost in Nesconset?Andersen doesn't have any pricing information listed on its website, but based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. Getting a free quote on its website is the best way to know for sure.

Universal Windows Direct
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Manufactures products in-house
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Lifetime warranty
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Makes charitable contributions
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Some installations carried out by third-party contractors
Universal Windows Direct has the best warranty in Nesconset. Universal has about 20 years of experience in the window installation sector.
It has established itself as a company that has an industry-leading warranty covering products, parts and workmanship for life.
Energy Efficiency of Universal Windows Direct WindowsUniversal Windows Direct's commitment to sustainability shows in its energy-efficient window offerings. The company offers energy-efficient UniShield brand windows. According to its website, UniShield window packages have higher gas fill rates and longer gas retention than most other brands on the market, and they are Energy Star products.
How much does Universal Windows Direct cost in Nesconset?Prices aren't listed on Universal's website, but installations typically range from $225 to $425 per window based on customer feedback. That makes Universal Windows Direct more of a budget-friendly option for window repair and replacements. You can inquire about a free quote on its website for more information about pricing.
We aim to remain unbiased and transparent by mentioning pros and cons for each company we review. Additionally, our rankings are not affected by any partnerships.
More Window Replacement Companies in Nesconset
Sky Windows and Doors
Freeport, NY-
Excellent Customer Service
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Educational Website
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Free Quotes
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Price Transparency
Services Offered
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Residential Windows
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Architectural Glass
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Energy-Efficient Options
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Doors
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Custom Windows
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Renewal by Andersen of Long Island
Farmingdale, NY-
Good Customer Service
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Educational Website
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Free Quotes
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Locally Recognized for Quality
Services Offered
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Fast Delivery
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Custom Window Designs
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Business Windows
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Double-Hung
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Stained Glass
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Sliding Glass
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Bay Windows
Renewal by Andersen - Branford
Branford, CT-
Reliable Service
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Good Customer Service
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Arrives on Time
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Helps Educate Customers
Services Offered
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Residential Windows
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Custom Windows
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Commercial Windows
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Double-Hung
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Stained Glass
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Sliding Glass
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Bay & Bow Windows
TL Home Improvement LLC
Shelton, CT-
Helps Educate Customers
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Award-Winning
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Consistent Workmanship
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Price Transparency
Services Offered
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Residential Windows
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Fast Delivery
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Energy-Efficient Options
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Custom Window Designs
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Aluminum Window Frames
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Full-Service Installations
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Double-Hung
Renewal by Andersen
Stamford, CT-
Free Quotes
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Award-Winning
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Price Transparency
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Timely Service
Services Offered
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Custom Windows
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Commercial Windows
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Double-Hung
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Stained Glass
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Sliding Glass
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Bay & Bow Windows
Pella Windows & Doors of Roslyn Heights
Roslyn Heights, NY-
Helps Educate Customers
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Consistent Workmanship
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No-fee Quotes
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Good Customer Service
Services Offered
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Residential Windows
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Architectural Glass
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Custom Window Designs
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Storefront Glass & Metal
Huntington Station, NY-
Good Customer Service
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Arrives on Time
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Dependable Service
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Educational Website
Services Offered
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Architectural Glass
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Heavy Glass
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Custom Windows
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Mr. Handyman of Upper Fairfield County
Fairfield, CT-
Free Quotes
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Reliable Service
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Award-Winning
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Excellent Customer Service
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Window Designs
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Residential Windows
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Business Windows
The Window People
Stamford, CT-
Consistent Workmanship
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No-fee Quotes
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Excellent Customer Service
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Price Transparency
Services Offered
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Residential Windows
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Architectural Glass
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Energy-Efficient Options
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Custom Window Designs
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Eastern Glass & Shower Door
Milford, CT-
Free Quotes
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Educational Website
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No-Hassle Pricing
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Good Customer Service
Services Offered
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Doors
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Full-Service Installations
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Custom Windows
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Tempered Glass
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Residential Windows
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Commercial Windows
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Aluminum Window Frames
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Sliding Glass
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Glass Showers
Window Depot Usa Of Lower NY
South Hempstead, NY-
Excellent Customer Service
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Arrives on Time
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Price Transparency
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Locally Recognized for Quality
Services Offered
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Custom Window Designs
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Residential Windows
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Sliding Glass
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Double-Hung
Sears Window Replacement
New Rochelle, NY-
No-Hassle Pricing
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Dependable Service
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Excellent Customer Service
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Free Quotes
Services Offered
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Sliding Glass
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Custom Windows
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Energy-Efficient Options
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Double-Hung
Tri State Window Factory
Deer Park, NY-
Good Customer Service
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Timely Service
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Price Transparency
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Locally Recognized for Quality
Services Offered
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Custom Window Designs
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Fast Delivery
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Sliding Glass
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Double-Hung
Mr. Handyman of Guilford, North and East Haven
East Haven, CT-
Excellent Customer Service
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No-Hassle Pricing
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Free Quotes
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Locally Recognized for Quality
Services Offered
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Custom Windows
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Residential Windows
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Business Windows
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Double-Hung
Tri State Window Factory
Seaford, NY-
No-fee Quotes
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Price Transparency
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Timely Service
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Excellent Customer Service
Services Offered
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Custom Window Designs
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Fast Delivery
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Sliding Glass
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Double-Hung
Window World of Long Island
Farmingdale, NY-
No-Hassle Pricing
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Reliable Service
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Helps Educate Customers
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Reliable Appointment Windows
Services Offered
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Fast Delivery
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Tempered Glass
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Custom Window Designs
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Double-Hung
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Sliding Glass
Long Island Storefronts
Shirley, NY-
No-Hassle Pricing
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Educational Website
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Good Customer Service
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Locally Recognized for Quality
Services Offered
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Architectural Glass
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Custom Window Designs
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Aluminum Window Frames
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Business Windows
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Double-Hung
Lowe's Home Improvement
Riverhead, NY-
Reliable Service
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No-Hassle Pricing
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Educational Website
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Free Quotes
Services Offered
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Energy-Efficient Options
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Custom Window Designs
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Aluminum Window Frames
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Double-Hung
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Sliding Glass
American Windows Plus Inc
White Plains, NY-
Excellent Customer Service
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Free Quotes
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Educational Website
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Consistent Workmanship
Services Offered
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Residential Windows
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Architectural Glass
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Energy-Efficient Options
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Custom Window Designs
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Aluminum Window Frames
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Business Windows
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Double-Hung
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Sliding Glass
Window King of Connecticut
Stamford, CT-
Price Transparency
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Excellent Customer Service
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Reliable Appointment Windows
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Free Quotes
Services Offered
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Residential Windows
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Custom Window Designs
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Aluminum Window Frames
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Commercial Windows
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Double-Hung
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Sliding Glass
Cascella And Sons Construction Corp.
Central Islip, NY-
Excellent Customer Service
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Consistent Workmanship
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Charitable Giving
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Timely Service
Services Offered
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Custom Windows
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Commercial Windows
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Double-Hung
THE GLASS EMPORIUM INC.
Kings Park, NY-
No-Hassle Pricing
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Timely Service
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Free Quotes
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Excellent Customer Service
Services Offered
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Residential Windows
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Heavy Glass
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Tempered Glass
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Custom Windows
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Business Windows
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Double-Hung
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Sliding Glass
Ring's End
South Salem, NY-
Good Customer Service
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Price Transparency
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Helps Educate Customers
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Free Quotes
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Windows
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Business Windows
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Aluminum Window Frames
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Architectural Glass
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Fast Delivery
Mike the Glazier Inc
Mineola, NY-
Dependable Service
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Helps Educate Customers
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Reliable Appointment Windows
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Good Customer Service
Services Offered
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Residential Windows
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Commercial Windows
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Full-Service Installations
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Custom Windows
How Installing Energy-Efficient Windows in Nesconset Saves You Money
When you switch to energy-efficient windows, you may see some perks, such as:
- Save money on energy bills: According to the Department of Energy, heat gained or lost through windows makes up about 25-30% of residential energy use. Replacing your windows with energy-efficient models can help reduce how much you have to pay, therefore saving you about 12% more on your bills.
- Reduce your carbon footprint: By using less energy after upgrading to energy-efficient windows, you'll also be reducing your indirect greenhouse gas emissions by about 12%, according to Energy Star.
- Protect your valuables: The low-emissivity coatings on many energy-efficient windows help prevent your floors, carpets and furniture from fading by filtering out UV rays.
- Protect your investment: The older your home is, the more likely it is that switching to energy-efficient windows will benefit you. Older homes usually have windows that are outdated, drafty or maybe even damaged in some way. Upgrading your windows could help raise the value of your property if you decide to sell.
Estimated Cost of Window Replacement in Nesconset
Let's take a look at the cost of installing new windows and the kinds of services offered by installers.
How Much Do New Windows Cost?
On average, homeowners in Nesconset can anticipate that most replacement window installations will range from $250 to $1,200, with the average cost sitting at around $600. But costs differ considerably depending on the size of your home, complexity of the installation, your location and the quality of the company you choose. Many window installers also provide door installations, which will make your project cost more.
It's also worth keeping in mind that energy-efficient windows will cost more upfront, but Energy Star predicts that switching out the windows on your Nesconset home translates to an average energy savings of $236 to $319 per year for single-pane window replacement, or between $87 to $126 per year for double-pane windows. The amount of money you'll save by installing energy-efficient windows depends on your local climate, energy rates and other factors unique to your home.
Requesting free quotes from several companies is the best way to figure out which one is right for you.
What Services do Window Installers Offer?
The first question to ask yourself when planning on installing new windows is: Do you need a full-frame installation or a pocket installation?
A full-frame installation replaces the full window, such as the sill, frame, trim and the window panes. As this type of installation requires more time and labor, it will be more expensive than a pocket installation. Pocket installations are simpler and won't carry as large a bill, as they entail merely 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 installer can help you decide which type of installation you should get.
Best Affordability
Window World
- Lifetime warranty
- Great industry reputation
- Low prices relative to competitors
- Quality of service will depend on your area
Best Overall
Renewal by Andersen
- Great industry reputation
- Member of US Green Building Council
- Manufactures products in-house
- No lifetime warranty
Best Warranty
Universal Windows Direct
- Manufactures products in-house
- Lifetime warranty
- Makes charitable contributions
- Some installations carried out by third-party contractors
How We Choose the Best Window Installers in Nesconset
In our search to make your home improvements easier and more eco-friendly in Nesconset, the EcoWatch team examined many companies before settling on these. We've evaluated the best window installers in Nesconset primarily based on energy efficiency, as it's the most sustainable option and the best one for homeowners. Energy Star certified windows have been shown to reduce your energy bills by hundreds of dollars. Along with energy efficiency, our rating methodology is based on the following factors:
Service Area
This one is pretty self-explanatory, but we've chosen to highlight window installation companies that serve a wide variety of states and cities so you can find a quality window installation company near you.
Work Quality
When picking new windows, the quality and range of services often plays just as important of a role in overall efficiency and performance as the brand of window you choose. We do give window installers higher marks if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.
Customer Reviews
Customer feedback is another very important review factor. If most customers don't have positive feedback about their experience with a certain installer, you won't see it featured on EcoWatch.
Cost
This one is a give-and-take: similar to most services, cheap window installation companies won't always provide the most quality service. Still, we want to make sure we're highlighting companies that provide a spectrum of price and financing options so they're accessible to most homeowners.
Warranty
Protecting your investment in new windows is important. For that reason, window installation companies that have lengthy warranties for products, parts and installation (aka workmanship) rank higher with EcoWatch.
Years of Experience
Lastly, we like to see companies that have a proven track record in the industry. Window installation companies that have more experience earn higher rankings by our standards. We like to see at least ten years of experience.
Nesconset, NY Window Replacement FAQs
How much should a window install cost?
The typical cost to replace one window ranges between $450 and $650. There are several factors that influence how much it costs, such as local labor costs, styles and sizes of windows, your property's location, the number of windows, the materials used in designing the windows and how energy-efficient the windows are.
What are the types of windows?
The most common types of windows for homes include: double-hung and single-hung windows, slider windows, awning windows, picture windows, transom windows, bay windows and casement windows.
Can you replace your own windows?
While you can install your own windows, doing so is time-consuming and requires a lot of handiness. Using a window replacement company can help ensure that the installation is done properly and that you can avoid spending the time and effort of doing it yourself.
When is the best time of year to replace windows?
Though you can install windows any time of year, warmer weather is usually better for installing replacement windows. Additionally, the weather should be dry, since rain can make the installation harder.
How often do you need to replace your windows?
Windows usually last around 20 to 30 years, but anytime you notice damage on your windows, it's a good idea to have an expert take a look at them to see if they need any repairs or replacements.