Quality Windows, Siding Doors Since 1976

Quality Windows, Siding
& Doors Since 1976

Quality Windows, Siding
& Doors Since 1976

Replacement Windows

50% Off Windows – No Interest for 1 Year!

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Choose FELDCO for your
replacement windows.

You’ll have the comfort of knowing that you’re getting the absolute best products and services in the Midwest. When you choose Feldco for your replacement windows, you’re getting high quality, energy efficient and affordable products.

With over 1.25 million windows installed in over 500,000 homes across Illinois, Iowa, Wisconsin and Indiana, Feldco is the leading home improvement company in the Midwest. People trust Feldco for window replacement because we not only provide superior products, but we combine that with amazing customer service.

From your initial free quote to beyond the last day of installation, Feldco makes the entire window replacement process easy and convenient for you!

Overview of Feldco's Window Styles Video

Get started right now by calling us at 1-866-433-5326 (agents available 24 hours a day, 7 days a week) or just fill out the form at the top of this page.

Benefits of our Replacement Windows

Energy Efficient

Our vinyl windows keep your home warmer in the winter and cooler in the summer — reducing your monthly heating and cooling bills.

Many Styles & Options

Choose from a wide variety of styles and options. From classic double hung to unique architectural windows, Feldco has you covered..

High Quality & Affordable

You don’t have to spend a fortune to have quality windows in your home. Our windows are factory-direct which saves you money on your project.

Our high quality replacement windows, factory direct pricing, superior service and support can’t be beat. We’re confident that we can quote you a price that meets your budget and your needs. We also offer several financing options for any credit level. Get started with a free, no-obligation quote.


Feldco has been a leader in replacement windows, siding and doors since 1976. Our goal is total customer satisfaction from project quote to final installation. We call it, “customer delight”.

We have 12 locations and a large service area spanning across Illinois, Iowa, Wisconsin and Indiana including:

  • Cedar Rapids, IA
  • Chicago, IL
  • Davenport, IA
  • Des Plaines, IL
  • Homewood, IL
  • Madison, WI
  • Menasha, WI
  • Milwaukee, WI
  • Peoria, IL
  • Rockford, IL
  • Springfield, IL
  • Wausau, WI

We have excellent financing options available no matter your credit score. Give us a call or fill out our form at the top of this page.

Book Today and Save!

Over 500,000 homeowners have trusted Feldco with their windows, siding and doors. Enter some basic information and we’ll get started on your quote.

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