Fontana Replacement Windows and Doors

Whether you live in a modest family bungalow or the biggest home in town, when you need Fontana replacement windows and doors, you can count on Design Windows and Doors to provide exceptional quality products at competitive prices. When we first started out in 2005, we were committed to installing only top-rated products from trusted manufacturers—a commitment that we still hold strongly today.

Our family-owned business is proud to offer windows and doors from Marvin, Milgard, and other similarly prestigious brands. Our commitment to excellence has earned us A+ accreditation from the Better Business Bureau, positive reviews from past customers, and a reputation for flawless workmanship. We offer:

  • Replacement Windows
  • Replacement Doors

Benefits of Fontana Replacement Windows

New Fontana house windows make for a smart investment that boosts curb appeal, enhances energy efficiency, and shores up your home’s security—but only if you choose high-performance Fontana replacement windows like the ones we install. Whether you choose our Fontana vinyl windows, wood, or fiberglass, you can be confident of enjoying benefits like these with our high-performance products:

  • Energy-efficient features like argon gas fills, thermal spacers, and thermal glass coatings.
  • Durability that will provide years of low-maintenance performance.
  • Many available colors and custom features such as updated hardware.
  • Innovative security features like Marvin’s lock status sensors.
  • Lifetime warranties—plus the protection of our own four-year labor warranty.

Stylish, Secure Fontana Door Replacement

A new door can give the exterior of your home a style update while also enhancing security and reducing the amount of required maintenance. Our Fontana door replacement products, like our windows, are seamlessly installed by certified professionals, and all of our work is fully guaranteed. We offer a large selection of entry and patio doors, making it easy to find a style to suit your home.

Contact Us Today for a Free, No-Obligation Estimate

Fontana replacement windows and doors can help you save on your heating and cooling costs, lower your carbon footprint, and fortify the security of your home. Contact Design Windows and Doors to learn more about our products and to schedule a free, no-obligation estimate. Call today or fill out our online form now to get started. 

12 Months - Zero Down - 0% APR

Design Windows and Doors makes it easy for you to enjoy all the benefits of the exceptional quality products by offering flexible financing.

Get Started Now

Request appointment?

5.0 out of 5
based on 188 Reviews
Logo Installation Master
Logo Milgard
Logo Installer

Design Windows And Doors Reviews


I had my two homes installed.  The response was very quickly to set up a presentation. The sales rep came out with samples and choices.   The crew was fast, courtesy and efficient. I highly recommend this company.

Marvin Windows and Doors
Milgard Windows and Doors