skip to Main Content

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

Renewal by Andersen of New Berlin is your premier source for window replacement and patio door installation services. Our level of quality and customer satisfaction sets us apart as the go-to choice for homeowners looking to enhance their living spaces.

Renewal by Andersen® Signature Service

Superior product.

At the heart of Renewal by Andersen is our exclusive Fibrex® material, which combines the strength and insulating properties of wood with the maintenance ease of vinyl. This composite material allows us to offer windows that are not only twice as strong as standard vinyl but also provide exceptional energy efficiency and aesthetic flexibility.

Hassle free process.

From the initial consultation to the final installation, Renewal by Andersen aims to provide a seamless, stress-free experience. Their professional teams handle every detail with care, ensuring a smooth and efficient process. Customers benefit from working with knowledgeable consultants who guide them through the selection and design process, making it easy to find the perfect windows and doors for their home.

Unrivaled beauty.

Understanding that each home is unique, Renewal by Andersen offers a wide range of customizable window and patio door options. Homeowners can choose from various styles, colors, hardware, and finishes to create one-of-a-kind products that perfectly match their home’s architecture and their personal style.

Long term value.

Renewal by Andersen windows and doors withstand harsh weather conditions and maintain their appearance and functionality for decades, thanks to the durability of Fibrex® material. Comprehensive warranty coverage further adds to the value, giving homeowners peace of mind knowing that their investment is protected.

4-Step Process

Design Consultation

Your experience begins with a personalized consultation in the comfort of your home. Our design experts listen to your needs, assess your space, and help you choose the perfect window and door solutions to match your home’s style and your personal preferences.

Project Planning

Each window and patio door is custom-made to ensure a perfect fit for your home. Our Fibrex® material allows for a wide range of window styles, ensuring every customer finds exactly what they’re looking for.


Our Certified Master Installers are extensively trained and certified to install your new windows and doors with precision and care. We take every precaution to minimize disruption, protect your property, and complete the installation efficiently, leaving you with beautifully installed windows and doors that last.

Customer Care

Our commitment to you doesn’t end after installation. We stand behind our products with one of the strongest warranties in the industry, and our customer care team is always available to assist with any post-installation needs, questions, or concerns.

Our Products

Replacement Windows

Our windows are designed not only for their visual appeal but also for their performance and durability. From the elegant simplicity of casement windows to the expansive views offered by bay and bow windows, each style enhances your home’s aesthetics while improving energy efficiency.

Awning Windows

Perfect for small spaces or combined with larger windows, awning windows hinge at the top and open outward with a crank, allowing for ventilation even during a light rain. Their compact design is ideal for enhancing airflow and light in hard-to-reach areas.

Bay & Bow Windows

These windows project outward from the wall, creating a stunning visual display and additional space inside your room. Bay windows feature angular lines and flat planes, while bow windows offer a curved, elegant look. Both styles flood your space with light and expand your view of the outdoors.

Casement Windows

Casement windows offer full top-to-bottom ventilation, swinging outwards to the left or right to catch the breeze and direct it into your home. Their energy-efficient design seals tightly against drafts when closed, making them a popular choice for any room.

Sliding Windows

Sliding windows, or gliders, open horizontally with one sash sliding past the other. This space-saving design is ideal for areas with limited exterior space, offering easy operation and ample natural light.

Double Hung Windows

Double hung windows feature two sashes that move up and down independently, providing excellent ventilation options. Their tilt-in design facilitates easy cleaning, and their traditional look suits a variety of architectural styles.

Picture Windows

Picture windows are stationary and designed to provide a clear, unobstructed view of the outside while maximizing natural light. Their fixed design makes them highly energy efficient, perfect for showcasing beautiful outdoor sceneries.

Specialty Windows

Specialty windows come in unique shapes and sizes to fit specific design needs or architectural features. From circular to triangular and beyond, these windows allow for custom solutions to enhance the uniqueness of your home.

Patio Doors

Our patio doors blend style, functionality, and energy efficiency. Whether you prefer the modern look of sliding patio doors or the classic charm of French hinged patio doors, our products offer seamless indoor-outdoor living, superior weather resistance, and a range of customizable options to reflect your personal taste.

Sliding Glass Patio Door

With a sleek and minimalist design, contemporary sliding patio doors offer a modern touch to your home. They provide a wide opening to your outdoor space, maximizing light and air flow while saving space.

French Sliding Patio Door

Combining the traditional styling of French doors with the convenience of a sliding mechanism, French sliding patio doors offer a classic look without requiring the space for hinged doors to swing open.

French Hinged Patio Door

French hinged patio doors swing open from the center, offering an elegant and timeless design. They are perfect for creating a grand entrance to your garden or patio area, adding a touch of sophistication 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 New Berlin and the Greater Milwaukee Area

Renewal by Andersen of New Berlin is dedicated to serving the local community with the highest level of professionalism and customer service. Our local expertise, combined with our comprehensive range of products and services, makes us the trusted choice for homeowners throughout the region.

Whether you’re looking to enhance your home’s energy efficiency, improve its curb appeal, or simply replace outdated windows and doors, Renewal by Andersen of New Berlin is here to help. Contact us today to schedule your free design consultation and take the first step towards transforming your home.

Renewal by Andersen Signature Fibrex® Material

Save on your energy bill each year with Fibrex® material. Installers nationwide know that composite material is the most energy efficient insulation option in the industry.
Fibrex® material is twice as strong and lasts twice as long as standard vinyl windows. Our master craftsmen are then able to build frames that hold larger panes of durable glass.
For up to 20 years, Fibrex® material resists peeling, decay, and rotting. If any damage comes to the window frame, our limited warranty covers replacing Fibrex® material.
This composite material blends recycled wood and vinyl as an eco-friendly window frame that surpasses vinyl, aluminum, or hardwood window frames on the market.

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.

Back To Top