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Bangor’s Source For Quality Replacement Windows

Renewal by Andersen in Greater Maine serves Bangor and the greater region with full-service window replacement, patio doors, and entry doors. Our professional team manages the entire window and door installation process to deliver the best home improvement experience.

Schedule a free design consultation with our Bangor team today!

Save with Renewal by Andersen

Why Choose Renewal by Andersen?

Energy efficiency.

We believe that quality products and professional installation will increase your home energy efficiency and lower your energy bill each year.

Lasting Performance.

Renewal by Andersen® windows are built with Fibrex® material, which lasts twice as long as standard vinyl windows.

fibrex chart

Unique Style.

We offer several replacement windows and patio doors styles with a variety of custom options available for each style.


With narrower window frames made from Fibrex® material, our windows hold large panes of glass. Renewal by Andersen uses only glass that meets our high standards for durability.

Renewal by Andersen® Signature Service

Renewal by Andersen experts walk with you throughout the entire window replacement and door installation process.

All window replacement and patio door installation projects begin with a free consultation with our professional window designers. After they’ve walked you through our entire process, our master craftsmen and expert technicians build and test each product for accuracy. Finally, our installation experts will follow our proven process for a thorough and efficient installation.

Need more information to get started? Contact our Bangor office to speak with our experts today!

Proudly Serving Bangor and the Surrounding Region

Renewal by Andersen serves Bangor and the surrounding cities with full-service window replacement and patio door installation. Our experts handle every stage of the installation process to deliver beautiful, durable windows and patio doors. Schedule your consultation today!

Old Town

Get the Most Out of
Your View

Renewal by Andersen® windows and patio doors are built with narrow, Fibrex® material frames. Because Fibrex® material is twice as strong as vinyl windows, our window frames can hold larger panes of glass to enhance your view. Our windows and patio doors invite more natural light inside your home without raising your energy bill.

Durable Patio Doors

Renewal by Andersen® patio doors offer a new way to enjoy your patio area. We deliver three standard styles of patio doors, including French-hinged doors, contemporary sliding patio doors and French-style sliding doors. Built with Fibrex® material, our patio doors maintain their look and function years after installation, even in extreme weather conditions.

Contemporary sliding patio doors are ideal for modern-style homes and  creates more floorspace inside your home. Homeowners with traditional-style homes often choose French-style hinged doors as the classic design element of their home.

Schedule a design consultant to enhance your home in Bangor today!

Renewal by Andersen Signature Fibrex® Material

Made from 40% recycled wood fiber by weight, Fibrex® provides the strength of wooden windows with the versatility of vinyl.
The unique blend of Fibrex® material allows your windows to be supported by narrow frames for a wide, sleek glass area.
Fibrex® frames are completely saturated with color during manufacturing, so you never have to worry about paint cracking or flaking off.
All Renewal by Andersen windows are also guaranteed to function just as well as the day they were installed, so frames will never expand or bow.

Get in Touch with Us

Call Renewal by Andersen Greater Maine to schedule your in-home consultation today. Our professionals are committed to simplifying every step of the process, so you can enjoy your new home improvement sooner than you think. Contact us to learn more about our hassle-free, 4-step process.

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