Build with the best for less.
Now through Dec 15th, save 10% on the Marvin Elevate Collection of windows and doors.

Our Products

Windows, doors, hardware, and more for every style and budget.

Pool doors and windows by Marvin
Windows in a family room of a New England Home

Extensive Selection,
Expert Guidance

Start your replacement or new construction project with JB Sash & Door today. Our state-of-the-art showroom in Chelsea, Massachusetts has an extensive selection of windows, doors, and other products to choose from.

Want to start now? Take a first look at our windows, doors, and more, and browse hundreds of options by item type or style. 

Check out our Inspiration Center for ideas and insider tips.  

Open Your Home to the Outdoors

Let your scenery speak for itself with panoramic doors. Built with the latest in energy-efficient technology, our panoramic doors expand your space with natural light without disrupting the temperature of the room. 

Other Products


Skylights from popular brands like Velux and Marvin brighten your space from above.


Doorknobs, handles, window latches, replacement screens and more accentuate your door and window selections.

Custom Millwork

Our millwork experts enhance your space with moulding, trim, custom paintwork, and more.

Nobody Knows Marvin Better Than JB Sash

JB Sash & Door is the leading distributor of Marvin products in New England, and the only dealer in our region that specializes solely in windows and doors.

We partner with homeowners, architects, and contractors to create window and door solutions for any project. Throughout our collaborative process, our team of  designers, artisans, sales liaisons are there every step of the way to provide: 

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