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Milgard Fiberglass Windows

If you’re considering a fiberglass window replacement for your Houston home, look no further than The Window Authority of Houston. We offer top-quality brands and designs, which you will discover firsthand when learning more about the exceptional quality of a Milgard fiberglass window. With the expert innovation offered by Milgard, our fiberglass windows provide maximum energy efficiency and durability with proven resistance to swelling, rotting, and warping.

Fiberglass Windows by Milgard

At The Window Authority of Houston, we understand that when it comes to your home, it’s important to have windows that go beyond great style to provide protection, durability, and energy efficiency that saves on heating and cooling costs. That’s why, along with our top-tier products, we also offer top-tier Houston fiberglass window installation services to ensure your new windows will protect your home as they should—and look good doing it!

Best of all, our fiberglass windows by Milgard provide unbeatable quality in every regard, including:

  • Traditional wood profile for classic design and style
  • Extreme strength to hold glass of any size and weight
  • Minimal upkeep for maximum convenience
  • Paintable surfaces for a completely customizable look

Get Free Pricing for Milgard Fiberglass Windows

When you choose Milgard fiberglass windows for your Houston home, you’re choosing the elegance of custom style with the affordability of long-lasting strength and durability. Milgard inspects every fiberglass frame for quality in every respect, including color uniformity, gloss, film thickness, and chemical resistance, so you can rest assured you’re getting a top-quality product every time.

Find out more about The Window Authority of Houston and our selection of Milgard fiberglass windows by giving us a call or by filling out our online form to request more information!

Milgard Full Lifetime Warranty

Milgard will repair or replace any defect in materials or workmanship.
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Full Service Installation Process

From choosing your products to installing them into your home, our process is efficient and affordable.

Let Us Know What You Need

Let Us Know What You Need

Call or request a quote online to determine how we can help with your home improvement project.

In-Home Consultation

In-Home Consultation

Choose from our catalog of stylish Milgard products and give your home the look it deserves.



Your custom-made products will require a team of experts to make sure your home gets the perfect fit.



Our experienced team of experts will take care of your installation seamlessly and efficiently!



We strive for perfection with every job we do and won't stop until you are satisfied with your new windows and doors.