skip to Main Content
(203) 424-0909
Exclusive Savings: Save 20% on Windows, 20% on Patio Doors, & 20% on Installation

Windsor’s Source for Replacement Windows and Doors

Renewal by Andersen serves Windsor and the greater Connecticut region with custom, lasting quality home windows and doors. Our signature service includes certified master installation, superior products, and customer care throughout for a hassle-free experience every time.

Get started on your custom home improvement today when you call to schedule an in-home design consultation!

replacement window sale

The Renewal by Andersen Difference

Energy efficiency.

All our windows are custom-made for you with Fibrex® composite frames and double pane glasses to reduce home heating and cooling costs.


Functional windows are made to be used and won’t bend, break down, or bow over time to ensure effortless use.

fibrex chart

Custom options.

Choose from up to 49 possible color combinations, plus styles, shapes, grilles, and hardware to match or redefine the look of your home.

Brighter views.

No matter your chosen style, Renewal by Andersen windows feature narrower frames than standard home windows to optimize your natural view.

Design your Perfect Window

Renewal by Andersen Windsor is committed to producing only custom-made windows to complement your home and your life. Every window is as unique and your home—and is backed by a limited 20-year warranty.

Our installations always begin with a comprehensive, in-home consultation. Design consultants come directly to you within our service area, and help you identify the best features for your house and lifestyle. From there, your unique design is manufactured, remeasured, and prepared for installation. Installations are carried out exclusively by certified master installers, who seal and insulate your window for optimal energy efficiency—up to 74% savings on your energy bill!

This thorough, full-service process ensures your new home improvement makes the most of your home’s design and function, as well as provides a completely hassle-free experience. Call or email us today to see the Renewal by Andersen difference for yourself!

Proudly Serving Windsor, CT

Renewal by Andersen Connecticut serves Windsor and the surrounding area with optimally energy efficient windows and patio doors. Contact us today to experience our superior products and processes for yourself! We’re proudly serving the service area below including the cities listed.


Make the Most of your Natural Connecticut Scenery

Renewal by Andersen’s signature frame material Fibrex® is designed to hold large panes of glass with twice the strength of vinyl. That means you can see more of your surroundings—in any classic or modern style. Our windows also feature dual-pane glass, so even very large windows offer the most Windsor light and scenery without risk to your interiors. See how you can fully accentuate your home’s views in any room and in any weather. Get inspired when you browse our windows gallery today.

Serving Windham with Energy Efficient Patio Doors

Renewal by Andersen also serves your area with lasting patio doors to complement any home. Choose from three standard styles to make the most of your style, or define a new look.

Get started with an in-home door consultation to determine the features that matter most to you. Our door experts understand the practical needs of your Connecticut area as well as your preferences to create your ideal home improvement. From there, certified master installers use only heavy-duty materials and years of experience to install and insulate for reduced energy costs for years to come.

See the benefits of each style patio door below.

Renewal by Andersen Signature Fibrex® Material

Our frames also won’t bow or break down over time like wooden windows, or become more difficult to open.
Fibrex® is an eco-friendly, composite blend of reclaimed wood fiber and plastic polymers.
It holds dual pane window glasses with twice the strength of vinyl, and lasts longer than wooded windows.
Color is completely saturated into Fibrex® frames during its extrusion process for a flake-free finish.

Get in Touch with Us

Call Renewal by Andersen Windsor 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.

Back To Top