Replacement Window and Door
Replacement Windows
From bay to picture styles, we offer high-quality house windows custom-crafted with innovative materials.
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Replacement Doors
Protect your home and family with our selection of strong and stylish Inland Empire replacement doors.
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Limited Time Offers
Why Choose Us?
Custom products, expert installation, and competitive prices are just a few of the benefits you can expect from Design Windows and Doors.
Top-Rated Products
With brands like Milgard and Marvin, we offer homeowners products of exceptional quality for a lifetime of performance.
Family-Owned
With more than 40 years of industry experience among our family members, we have the in-depth knowledge and skills you can count on.
Certified Professionals
Our trained and certified professionals ensure that your Inland Empire replacement windows and doors are perfectly installed.
About Our Company
Experienced Professionals Who Care
Since 2005, our BBB-accredited, A+ rated company has helped thousands of homeowners throughout the Inland Empire add beauty and energy efficiency to their homes with high-quality replacement windows and doors. We take the time to understand your needs and offer suggestions to accommodate your unique requirements—including your budget.
With premium products from industry-leading brands, expert installation by certified professionals, and unparalleled customer service, it’s not hard to see why we’ve become a leading door and window provider in the Inland Empire.
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