888-467-0324
60+ Locations Nationwide & Growing

The Window Source

The Window Source believes that local family-owned businesses, supported by industry leaders with more than 40 years of operating experience, are an ideal combination for a company that values providing high-quality customer service, exterior home-improvement products at the best prices possible.

About Us

The Window Source of New England

Keep It Warm Inside Your Home

Invest in new windows and improve your heat efficiency. Double-Hung in White, Energy Star Certified, 100% Transferable Lifetime Warranty!

Installing New Windows, Siding & More in

  • Kittery
  • York
  • North Berwick
  • South Berwick
  • Berwick
  • Sanford
  • And More!

The Window Source Products

Quality Products For Every Home

Shop at The Window Source of New England for All Your Window and Door Needs

Whether you need replacement windows, vinyl siding, patio doors, or a new front door, you can trust the experts at The Window Source of New England to provide exactly what you need. We offer a variety of services for those in the Southern Maine area who are looking to update their picture windows, install new patio doors, or replace their home’s siding. All of the replacement windows we offer are provided at competitive prices. You can choose factory-direct windows at low prices or go for something custom that fits the total aesthetic of your home. Many of our windows are energy efficient to let light through without the heat or cold making it into the home. With dual and triple pane designs, you can save money on your energy bills each month.

Choose Financing When You Need Home Window Replacement Quickly

One of the things that makes The Window Source of New England the best window replacement company is our ability to provide financing. Choose basement hopper window installation, custom windows, double-hung windows, or another variety and pay them off in a once-monthly bill. We pride ourselves on offering many options for those in Southern Maine who need replacement windows and doors. While you have new home windows installed, we can also handle entry door installation, place patio doors that lead outside, or replace the vinyl siding on your home to give it an all-new look. All our services are competitively priced and designed to meet the weather needs of those in the area.

All the Best Replacement Windows from The Window Source of New England

Whether you want front and patio doors, bay and bow windows, or double-hung windows, The Window Source of New England can install them. Reach out to us today to learn more about your options for doors and windows. We can set up a consultation and get your project started.

The WIndow SOurce Presence

Trusted With Homeowners Across The U.S.

Find your local Window Source location and experience why thousands of homeowners trust us with their most important investment.
  • "“The company to use if your needing window replacement, Fair pricing and honest fast work.”
    Tom R.
    Georgia
  • "Fantastic Company and true to their word! The crew was so professional and polite. We had our entire house of windows done and it only took 2 days..."
    Jennifer R.
    New Hampshire
  • "We had all the windows and the front and back exterior doors replaced in our home. It could not have gone more perfectly. The owner and the crew were all super nice and did a superb job. Very happy customers!!"
    Becky D.
    Oklahoma
  • “Excellent service, product, and less than half the price of the other 2 estimates I had. Installer cleaned up after himself and was very professional.”
    Ian G.
    Oklahoma
  • “Quality windows at an affordable price. Love our windows! Talked to several companies, but The Window Source offered top notch windows at the best price. Sales and installation crew were very nice, knowledgeable and professional. They did a great job.”
    M.K.
    Oklahoma

Window Source Q&A

Is it worth it to replace my windows?

Older windows are notorious for being leaky and inefficient. At The Window Source, we are constantly improving our technology to be more energy efficient. Installing new windows can realize up to an 80% return on investment when you sell your home. Coupled with the savings you’ll see on your energy bill, the cost of window replacement can often be quickly offset.

How do I know when to replace my windows?

Anytime you notice damage on your windows, it is a good time to have them looked at by an expert. Damage can be caused by water, insects, and father time. Your old windows ar inefficient, unattractive, and can cause damage to your home, call our experts today!

How much will it cost to replace my windows?

The best way to determine the cost is to contract a professional and receive an in-home estimate. At The Window Source, our estimates are FREE to you.

What types of payment methods and financing do you offer?

We offer a variety of payment methods and financing options. Please contact us to hear our options.

What Warranty do you offer?

Lifetime Warranty - All Window Source products come with a limited lifetime warranty. You will have peace of mind knowing that you will only make this investment in your home once. Ask your window consultant for details.

The Window Source Difference

More Than Just Windows, Doors, and Siding

The Window Source difference goes beyond premium products and professional installation. We're committed to delivering an exceptional experience from start to finish, backed by the resources of a national brand and the personal touch of local ownership. When you choose The Window Source, you're choosing a partner invested in your home's long-term performance and your complete satisfaction.
FIND YOUR LOCATION

The Window SOurce Locations

Ready to Transform Your Home?

With 60+ locations across America, there's a Window Source near you ready to provide a free, no-obligation consultation and estimate. Each location is independently owned and operated by professionals who live in your community, backed by the training, support, and quality standards of our national brand. Connect with your local team today and experience the Window Source difference.

  • Energy Efficiency Experts - We help you choose products that reduce energy costs and improve home comfort while qualifying for available rebates and tax credits.
  • Comprehensive Product Selection - From traditional to contemporary styles, we offer hundreds of options in windows, doors, and siding to match any home.
  • Local Accountability, National Backing - Your local owner is invested in your community's reputation, supported by the resources and standards of a national organization.
Get A Local Estimate