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Why Choose Us?

Our signature combination of customer care, superior products, and lasting window installation has made Renewal by Andersen the most trusted window company in the country. We serve Putnam County, CT and the surrounding area with fully custom home improvements and a full-service, hassle-free experience. Guaranteed. Learn more when you get started with a comprehensive in-home consultation today.

Constructed with Our
Energy-Efficient Fibrex® Material

Weathertight Fibrex® window frame material is twice as strong as vinyl windows, so it maintains its shape, functionality, and energy efficiency more effectively over time. Plus, it holds up against the elements no matter where you live.

Professional Window & Patio Door Installation

Renewal by Andersen windows are warranted to stand the test of time without flaking, peeling, or cracking. We guarantee that your windows will operate just as smoothly in 20 years as the day they were installed.

Unrivaled Beauty
& Numerous Design Options

Fibrex® durability means wider panes of glass supported by narrower frames, giving your room the largest possible view! The extrusion process also fuses color into the material for long-lasting vibrancy. Choose from a wide palette—including hard-to-find dark exterior colors.

Long Term Value & Cost Savings

Thanks to our Fibrex® material, Renewal by Andersen windows & patio doors stand the test of time while helping homeowners save money on their monthly energy bills.

4 Step Hassle-Free Process

1. Consultation

Our design consultants listen to your needs and create a plan to improve energy efficiency and enhance your home’s beauty.

2. Manufacturing

Project Technicians ensure accuracy and answer any last minute questions before sending in the order for your fully customized windows.

3. Installation

Our Installers treat your home as if it were their own and clean up afterwards.

4. Customer Care

A robust limited warranty is backed by a commitment to making sure your windows function as expected.

Serving Putnam County with Custom Windows & Patio Doors

Let Renewal by Andersen window experts help you with your next home improvement project! Our goal is to make the entire window replacement process super easy for you from start to finish. All it takes is a single phone call to get started improving the look and feel of your home. Ready to schedule your free in-home replacement window consultation? Call or email us in Putnam County, CT today!

Ashford
Eastford
Foster
Glocester
Hampton
Killingly
Pomfret
Thompson
Woodstock
Customer Testimonials

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.

Replaced 12 "old" draft double hung windows with new double hung windows. Remarkable improvement in maintaining and constant comfortable temperature in the rooms. Great workmen and a great finished job.

Tangelia N.
Optimal Energy Efficiency

At Renewal by Andersen, we’re dedicated to bringing the outdoors in risk-free. That means your interior gets plenty of light, airflow, and scenic views without damaging your linens or décor.

Plus, you can customize your windows to fit your unique climate and area needs with a range of double pane glasses. Our High-Performance Low-E4 glass is our most efficient in extreme temperatures while Fibrex-made with reclaimed wood fiber-reduce waste and protect your home with a seal twice as strong as vinyl. These features combined result in better in-house temperature control, less strain on your appliances, and more environmental sustainability.

  • Fibrex® material expands and contracts very little, even with extreme temperature swings
  • Unlike vinyl, Fibrex® material won’t bow or crack
  • Fibrex® material can take the heat! We are able to offer darker exterior colors – even black!
  • Fibrex® material is 2 times stronger than vinyl
  • Offers long product life cycles, reducing landfill waste
  • Fibrex® material insulates 700 times better than aluminum
  • Fibrex® material retains its stability and rigidity in all climates and conditions
  • Fibrex® material reduces VOC (Volatile Organic Compound) emissions because no wood preservative treatments or painting is required
Unrivaled Beauty

Our proprietary Fibrex® window frame material can be custom-made to fit nearly any shape window opening for your Putnam County home. In addition to a custom specialty shape, Renewal by Andersen windows also come in many colors, sizes, configurations, and grille and hardware choices.

Choose from up to 51 possible interior and exterior color combinations as well as 13 unique shapes! Because Fibrex® frames are shaped during the extrusion process, they’re guaranteed to hold without bending, bowing, or flaking over time—even in rounded shapes!

  • Sleek frames. Fibrex® strength means narrower frames; narrower frames means a greater glass area to make the most of your Connecticut home’s natural light and scenery.
  • Custom window styles. The extrusion process allows us to craft your windows to any shape so you can match any modern, classic, or historical home.
  • Colors to match any home. Our process fuses  color into the Fibrex® material, offering you a wide palette of long-lasting colors to choose from—including dark exterior colors usually not available in replacement windows.
  • Stainable interiors. Inside, we also offer stainable wood interiors including oak, maple, and engineered pine, allowing you to match or recreate a vintage architectural style.
  • Hardware & Accessories. 13 available hardware finishes to match your look—whether you want to go timeless with satin nickel, traditional with oil-rubbed bronze, or clean and bright with polished chrome.
  • Diverse grille choices. A variety of grille patterns and options, including colonial, prairie, and custom-designed grilles, allow you to match your new windows to your home’s current architecture, change your look, or complete a historically accurate renovation.
Professional Window & Patio Door Installation

Renewal by Andersen home improvement is always backed by the quality assurance of certified master installers. That means any project-large or small-is completed thoroughly and with total attention to detail. Our expert window contractors are experienced in every type of home, and can find your ideal window or door solution no matter what! They’ll also have you enjoying your new home improvement hassle-free and sooner than you think, by:

  • Preparing the work area beforehand with heavy-duty protective gear to prevent any damage to your home,
  • Following a step-by-step procedure to ensure every detail is correct, then showing you how to most effectively use your new windows,
  • And leaving the work area cleaner than they found it—even taking the old windows with them for a truly hassle-free experience.
The Long-Term Value of Renewal by Andersen Windows

The value of Renewal by Andersen windows lies in their durability, design, and long-term construction. The proof? We back each window replacement with a limited 20-year warranty. Learn more when you contact an experienced design consultant today.

One-company accountability

We are with you from start to finish—and beyond—to answer any questions and provide the best window replacement process around.

Robust limited warranty

Our warranty covers the glass, frame, hardware and the installation

Long term performance

The combination of our Fibrex® material, High-Performance Low-E-4 glass, and professional installation will help you save money on your energy bills all year long

Flexible financing

Pay up front or let us help you find a financing option.

Schedule a free in-home consultation to learn more about the true cost of replacement windows. Don’t forget to ask about our current specials on replacement windows and patio door installation!

Have A Unique Project in Mind?

In addition to windows, Renewal by Andersen also serves Putnam County and the surrounding Connecticut area with lasting, energy efficient patio doors. Consider a French hinged style for a classic look, or go modern with sliding varieties in both French and contemporary styles. Regardless of your chosen design, all patio doors are guaranteed to reduce heating and cooling costs and protect your interior while bringing the outdoors in! Learn more today.

How Can We Help You with Your Home Project?

Looking to reduce drafts and increase energy efficiency within your home? Need an elegant traditional French patio door to increase your home’s curb appeal? Or do you just want to replace your old and worn out windows with Renewal by Andersen quality products? No matter the scope of your home improvement project, we can help guide you through the entire process from start to finish.

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