the portal to your world

Entry Doors

Nothing says “Welcome” quite like a beautiful entry door. By changing out your entry door you will not only instantly upgrade the curb-appeal of your home, but you will also significantly increase its resale value.

Entry Doors ⇒

Patio Doors

We offer vinyl, wood-clad and fiberglass sliding glass patio doors from ProVia, Marvin, Andersen, and Pella, to name a few. We would love to help you decide which is best for you and your home.

Patio Doors ⇒

Storm Doors

Adding a new storm door to your existing entry door is a great way to not only bring some energy efficiency to your home, but it is also a great way to protect your door from the harsh New England weather. The correct storm door can add years to your entry door and it can let you open your door in the summer and to let in some fresh air.

Storm Doors ⇒


There are many good companies out there and we think you should look for ones who care about their customers, put their client’s needs first, and stand behind everything they do. We started 12 Penny Exteriors with those intentions in mind.

We work where you live

12 Penny Exteriors, Inc, your local Window Depot, improves the windows, doors, and siding for our neighbors in Westford, Tyngsborough, Acton, Concord, and beyond.

12 Penny Exteriors, Inc.

your local WINDOW DEPOT
301 Littleton Rd. #989
Westford, MA 01886


(978) 654-0275


© 2023  12 Penny Exteriors, Inc.