The Window Source Replacement Window & Door Company New Hampshire, Massachusetts, & Maine
New England's Source For Windows & Doors
The Window Source NH installs windows & doors in New Hampshire, Massachusetts, and Southern Maine. Our locally owned company cares about each and every customer.
Best Windows. Best Price. Guaranteed.© We offer the highest-quality replacement windows available at factory-direct pricing. We guarantee our customers get a premium, energy-efficient product for a fraction of the cost of our competitors' models.
No DIY & Big Box Stores. We measure, custom order, & professionally install your windows at factory direct prices. That's the Window Source advantage.
Best Windows. Best Price. Guaranteed.©
- 100% Customer Satisfaction Guarantee
- FREE In-Home Estimates
- ENERGY STAR® Rated Products
- Transferable Lifetime Warranties
- Independently Certified NFRC Labels
- Best Value Best Price Guaranteed©
Save on a brand new front entry door & sliding patio door. Browse our site or simply call us today for friendly, professional support.
Double Hung Models
![Double Hung Windows in New Hampshire, Massachusetts, and Southern Maine](https://www.windowsourcenh.com/wp-content/themes/surefire-child-tws-nh-2024/img/double-hung/series-1000.jpg)
Series 1000 Harvey Slimline Vinyl Double Hung
Series 1000 Starting @ $509 installed. Upgrade your home with the Series 1000 Slimline Double Hung Window. Enjoy a sleek design, superior thermal performance, and a transferable Lifetime Warranty—all from local supplier Harvey Windows.
![Double Hung Windows in New Hampshire, Massachusetts, and Maine](https://www.windowsourcenh.com/wp-content/themes/surefire-child-tws-nh-2024/img/double-hung/series-3000.jpg)
Series 3000 Gentek Signature Elite Vinyl Double Hung
Series 3000 Starting @ $559 installed. Enhance your home with the Series 3000 Energy Efficient Window by Gentek. Featuring double strength glass, foam-wrapped frames, and fusion-welded joints, this affordable option ensures durability and superior energy efficiency. Lifetime Warranty included.
![Professional Replacement Installation in New Hampshire, Massachusetts, and Maine](https://www.windowsourcenh.com/wp-content/themes/surefire-child-tws-nh-2024/img/double-hung/series-6000.jpg)
Series 6000 Gentek Signature Elite Vinyl Double Hung
Series 6000 Starting @ $609 installed. Upgrade to the 6000 Series Double-Hung Window by Gentek for superior energy efficiency. With triple-pane glass, Energy Star 7 certification, and Mass Savings eligibility, this window offers enhanced insulation and a Lifetime Warranty.
![Professional Replacement Installation in New Hampshire, Massachusetts, and Maine](https://www.windowsourcenh.com/wp-content/themes/surefire-child-tws-nh-2024/img/double-hung/series-9000.jpg)
Series 9000 Gentek Signature Elite Vinyl Double Hung
Series 9000 Starting @ $669 installed. Upgrade to the ultimate in comfort and energy savings with the 9000 Series Double-Hung Window by Gentek. Featuring triple-pane glass, Energy Star Most Efficient certification, and tax credit eligibility, this window offers maximum performance and a Lifetime Warranty.
![Professional Replacement Installation in New Hampshire, Massachusetts, and Maine](https://www.windowsourcenh.com/wp-content/themes/surefire-child-tws-nh-2024/img/double-hung/elite.jpg)
Elite Harvey Majesty Wood Double Hung
Elite Starting @ $942 installed. Enhance your home with Harvey's Wood Double-Hung Windows. Featuring a solid pine interior, aluminum-clad exterior, and elegant recessed hardware, these windows offer a traditional, sleek look with customizable grid configurations and easy-cleaning sashes.
Let's Work Together
In-Home
Quote
Receive a free, precise quote. We measure your windows and doors accurately to provide an exact estimate.
Custom
Manufactured
We send your dimensions to our manufacturing partners. Your windows are custom made for a perfect fit.
Schedule
Installation Day
We inspect and prepare your order. Installation day comes and perform our signature "No Mess" install.
Our Windows
Let's Get Started
Hit Start
Click start & we'll set up a quote.
In-Home Quote
Schedule a quick in-home quote at your convenience.
Install Day
Experience our "No Mess" install, often completed in one day.