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premium Sliding Patio Doors

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Bright living area featuring wide sliding patio doors with multiple glass panels, allowing natural light and seamless access to the outdoor patio.

Premium Sliding Patio Doors for Pleasanton & Tri-Valley Homes

Infinity® from Marvin Sliding Patio Doors combine sleek design, exceptional durability, and smooth, effortless operation—making them a popular choice for homeowners throughout Pleasanton and the Tri-Valley. Installed by the local experts at Custom Exteriors, these premium doors are crafted from Marvin’s exclusive Ultrex® fiberglass, delivering superior strength, stability, and long-term performance compared to vinyl, wood, or aluminum.

Whether you’re replacing an older patio door or creating a new indoor–outdoor living space, Infinity Sliding Patio Doors offer a beautiful, secure, and energy-efficient solution designed to perform in the Tri-Valley climate.

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Designed for Smooth Operation, Light & Lasting Performance

Strong Construction

Infinity sliding patio doors are built with Ultrex® fiberglass, which is significantly stronger and more stable than vinyl. This strength helps prevent warping, swelling, or sticking over time—so doors continue to slide smoothly and seal tightly, even with temperature changes and daily use.

Larger Glass Areas

Because fiberglass is so strong, Infinity doors can be designed with narrower frames and more glass. The result is brighter interiors, expansive outdoor views, and a more seamless connection between indoor and outdoor living spaces.

Superior Energy Efficiency

High-performance glass options combined with durable fiberglass frames help reduce drafts and heat transfer. Infinity sliding patio doors are designed to improve comfort in both warm and cool seasons while supporting better overall energy efficiency.

Low Maintenance

Infinity sliding patio doors are engineered for durability and ease of care. Factory finishes resist fading and wear, eliminating the need for frequent repainting or refinishing while maintaining a clean, modern appearance for years to come.

Up to 30% Off
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Windows & Doors
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Explore Our Showroom—Virtually or In Person

Take a virtual tour of the Custom Exteriors Inc. showroom and explore premium windows, siding, patio doors, and entry doors designed for Pleasanton-area homes. When you’re ready, schedule a showroom visit or book a design consultation to get expert guidance tailored to your home.

Convenient Financing Options

Make your project more affordable with easy financing options. On approved credit.
Five-Star Reviews

Read Our Testimonials

"Loved working with Custom Exteriors. Very responsive to inquiries. Precise in their measurements, estimate and timeframe for completion. Highly recommend them."

Brian I.

Tampa, FL

"Custom Exteriors provided a great product and good service in replacing 2 sliding glass doors and 2 other windows in my townhouse.  One was a custom window that required extra work in refitting the plantation shutters to the new window.  Although there were some bumps along the way, Jeff and his foreman Ryan excelled at follow up.  I would recommend Custom Exteriors."

Carole N.

Tampa, FL

"Custom Exteriors did a wonderful job. The installation crew were neat and thorough. My salesman Mark kept me informed about delivery and the windows are beautiful, quiet and warm house.  I’m very pleased."

Susan G.

Tampa, FL

"Kevin one of the owners of Custom Exteriors contacted me the following day and immediately tried to make things right. The first thing, I was impressed about was he took my call without hesitation. Many medium sized business will bounce me around to different people before finally being able to talk to the owner. He was an attentive listener and took to the time understand my needs and wants in an exterior entry door.His communication was top notch, sending me estimates the same day or the following day. He gave me choices in fiberglass doors: ProVia and Therma-Tru, hardware: Trilennium vs Emtek, and single point vs multiple point locks. I just ordered a ProVia doors through Kevin. This surprised both to my husband and me. Before contacting Custom Exteriors, we thought we were going to get a Therma-Tru door, but that totally changed once we the information we needed from Kevin. I get the sense that he truly wants to give customers options and information, but respects the customer's final decision. There is not high pressure sale pitch. Kevin wants customers to be informed and happy with the end product."

Hellen K.

Tampa, FL