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Renewal by Andersen® Window Replacement & Patio Door Installation in Waukesha, WI

Renewal by Andersen provides industry-leading window replacement and door installation services to Waukesha homeowners. Learn more about our custom replacement windows and patio doors!

Renewal by Andersen® Signature Service

Superior product.

The Andersen-exclusive Fibrex® material is a composite window frame material that is twice as strong and lasts twice as long as standard vinyl windows. Fibrex® material allows our builders to create slender window frames that hold even more glass and offer customers a bigger, better view.

Hassle free process.

Interact with our team of experts throughout the entire process. Renewal by Andersen eliminates the need to juggle multiple companies from design to installation. We are committed to delivering a thorough, efficient door and window installation to all our customers.

Unrivaled beauty.

With a large collection of design options available, Renewal by Andersen offers homeowners the opportunity to custom design the perfect windows and patio doors for their homes. Choose from a variety of styles designed to complement your taste.

Long term value.

Renewal by Andersen uses an industry-leading installation process and durable, energy efficient materials to bring long-term value to your home in Waukesha. We also offer a limited warranty that covers glass, Fibrex® material, and labor costs.

4-Step Process

Design Consultation

Begin the process with our professional designers. During a free, in-home consultation, Waukesha homeowners can determine the best windows and patio doors for their homes.

Project Planning

Our project managers pay attention to every detail. We carefully measure and evaluate your current windows to determine the best installation methods and tools needed.


Our installation team has years of experience with Renewal by Andersen windows and patio doors as well as unique installation projects. We’ve developed an industry-leading process that minimizes your life interruption.

Customer Care

Our customer care team is available to answer your questions during and after the installation process. Get information about maintenance and warranty opportunities.

Our Products

Replacement Windows

Our company specializes in window installation services for Waukesha, WI. As an industry leader, Renewal by Andersen has streamlined our proven process to ensure long-term value for our customers. We offer replacement windows with over 50 custom options to match your home’s unique style. Every window is designed with Fibrex® material, which is twice as strong and lasts twice as long as standard vinyl windows.

Awning Windows

Awning windows are designed with a hinged top and a wide base for a unique design. It also has an outswing configuration that creates a weatherproof hood. These windows are designed with a crank-style handle for easy operation. You can often find awning windows in hard-to-reach places, such as above the kitchen sink for maximum airflow.

Bay & Bow Windows

Bay and bow windows are composed of multiple window panels that create a nook, perfect for adding shelves and a bench to optimize space. Add additional shelving for storage space and to transform the overall aesthetic of the room. Create a cozy, inviting atmosphere for your family and guests with Renewal by Andersen bay and bow windows.

Casement Windows

Casement windows are the most versatile and energy efficient windows from Renewal by Andersen. They’re designed with an outswing configuration and crank-style handle to secure and to ventilate any room.

Sliding Windows

These space-saving windows are ideal for small or cramped spaces that need direct airflow. Sliding windows are also called gliding windows because they open by smoothly gliding along a rail.

Double Hung Windows

One of the most common window styles is the double hung window. This window is designed with two vertical sashes and a durable lock to keep your home secure. Customize the colors, handle style, and grille design to complement your unique home.

Picture Windows

Picture windows are a stationary window, perfect for high ceilings or attic windows. These windows primarily add style and boost energy efficiency in your home. Enjoy more natural light and lower energy costs!

Specialty Windows

A specialty window from Renewal by Andersen can be the statement design element your home needs. With the largest collection of custom options available, homeowners enjoy adding flair in any room. Specialty windows are stationary windows and can be combined with other windows for a more complex design.

Patio Doors in Waukesha, Wisconsin

Transform your home with Renewal by Andersen patio doors! These glass doors offer easy access to your backyard space and add dimension to your room. We offer three patio door styles that customers can customize to complement their homes and meet their needs. Each door is designed with continuous weatherstripping to create a draft-free environment in your home. These glass doors can also secure your home with a 5-point interlocking system. Browse our galleries or set up a design consultation today to find your perfect patio door.

Sliding Glass Patio Door

The contemporary sliding patio door is ideal for modern-style homes. This patio door style is designed for smooth operation and for saving space. These glass doors are also offer wide open views of your backyard.

French Sliding Patio Door

If you’re looking for a convenient sliding patio door with a touch of elegance, the French sliding patio door is the best style for your home. Select grille designs and colors that complement your house.

French Hinged Patio Door

Choose a classic patio door style for your traditional-style home. Our hinged French doors are designed with adjustable hinges for custom swing configurations. Perfect design element to add to your home.

Learn More


The people, product, and installation surpassed all my expectations. Home is noticeably quieter, cooler in the daytime, and each window has a beautiful view as compared to the old aluminum frame.

I love my new windows, made a HUGE difference in the drafts, keeping wind noise out, and keeping heat in. I also choose a different style and the view is much nicer, easier to open and close

Tonya B.

We are extremely pleased with our large dining room window. The old window was not efficient; letting cold air into the house in the winter as well letting heat from the furnace outside! The installer was very professional, efficient and cleaned everything up nicely. The entire experience from sales to installers through follow-up was a pleasure.

Seth Y.

Proudly Serving Waukesha, WI and the Surrounding Areas

Homeowners in Waukesha, Milwaukee, and the surrounding cities can transform their homes with Renewal by Andersen windows and patio doors. Our trained team has the experience and tools needed to bring a hassle-free replacement experience to your home. Call Renewal by Andersen in Milwaukee and schedule a free consultation today to get started!

  • Avondale
  • Buena Vista
  • Dover Bay
  • Merrill Crest
  • Oakland Heights
  • Overlook Farms
  • Pebble Valley
  • Pewaukee
  • Rolling Ridge South
  • Saylesville
  • Springbrook
  • Sunset Heights

Renewal by Andersen Signature Fibrex® Material

Renewal by Andersen has blended the strength of recycled wood and the low-maintenance qualities of vinyl to create a durable, energy efficient window frame material.
Fibrex® material has double the strength of vinyl which allows every window to hold larger panes of custom glass.
Fibrex® material never requires painting and will not crack, pit, corrode or rot.
Twenty years after installation, test results show that our windows stand the test of time.

Get in Touch with Us

Call Renewal by Andersen in Milwaukee 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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