1O% OFF
Marvin Elevate Collection

Build or Replace with the Best for Less.
Now thru December 15th

Take Advantage of
the Best Value of the Year

Whether you’re building a new home or replacing existing windows or doors, JB Sash has got you covered!
And now is the perfect time to take advantage of the biggest sale of the year while enjoying
lead times as low as 5 weeks.

Marvin Blk RGB 520X100 p
ELEVATE PROMO by JB SASH 2

Get an Estimate or Book a Free
In-Home Consultation!

About JB Sash & Door

Customer service and flexibility are the hallmarks of JB Sash & Door. We have been leaders in the window and door business since 1940. Our professional staff is highly knowledgeable and trained to help you find the right products for any project. We offer an extensive range of services including shop drawings, custom carpentry, delivery and installation. Our convenient Chelsea location features a state-of-the-art showroom with windows and doors by Marvin. No matter what you’re looking for, JB Sash & Door can help make your Marvin home project a dream come true.

From Our Inspiration Center

Replace window this winter

Winter Window Replacement: Can you replace windows in the winter?

Winter is coming, and you still haven’t taken the steps to set up an appointment to learn more about replacing your windows. Unfortunately, it is typically this time of year when regret sets in for Massachusetts homeowners planning to replace their windows during the warmer season but missed the window of opportunity. And now find themselves in yet another battle between energy savings and comfort. We get it; regret can be uncomfortable, but what if we told you that it’s not too late for a winter window replacement!

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