Infinity® by Marvin
Fiberglass Windows
Premium Replacement Windows for Pleasanton Homes
Looking for the best window replacement in the San Francisco Bay Area? Custom Exteriors is a certified Infinity from Marvin dealer, trusted by homeowners across the East Bay and beyond. Infinity windows are crafted from Ultrex® fiberglass, offering unmatched durability, timeless design, and superior energy efficiency. These windows are ideal for Bay Area climates with cool coastal air and warm inland sun. Discover why Infinity from Marvin selected Custom Exteriors as their exclusive Bay Area partner for professional installation, expert design guidance, and lasting performance.
For homeowners considering window replacement in Pleasanton, California, experience matters. Our team has completed more than 28,000 home improvement projects throughout Pleasanton and the surrounding Tri-Valley area, giving us deep familiarity with local homes, building requirements, and design styles. We offer a free, no-pressure consultation to help you explore the best window options for your home, and every project is handled by our experienced project managers and in-house installation team (never subcontractors). This approach ensures consistent quality, clear communication, and a smooth installation process from start to finish.
Infinity from Marvin Window Styles for Tri-Valley Area Homes
Infinity from Marvin® gives Bay Area homeowners a complete selection of premium fiberglass window styles designed to enhance natural light, boost energy efficiency, and elevate curb appeal. Each window is built with Ultrex® fiberglass. Ultrex® is a proprietary material that’s up to eight times stronger than vinyl, ensuring long-term performance in the East Bay’s coastal, sunny, and variable climate. From modern picture and casement windows that open up your view to timeless double-hung and bay windows that suit classic California ranch-style homes, every design is engineered for strength, beauty, and lasting value.
Popular Window Styles
18 Months ZERO Payments + ZERO Interest
OR
4.99% Financing on Approved Credit
bOOK YOUR FREE consultation TODAY!Why Choose Custom Exteriors?
We’ve built a reputation for providing the best possible value on truly custom remodeling solutions that help homeowners fall in love with their homes again. Whether you're looking for window replacement, siding replacement or want new doors, our Pleasanton team is ready to help.
29 years. 30,000+ projects. Same location.
We’ve been at the same address in Pleasanton since 1997. If something goes wrong with your installation three years from now, we’re still here to make it right, with the same name, the same team, and the same accountability to this community.
AAMA Certified & Trained Installers
Our installers are Custom Exteriors employees. They’ve been on our team for years, they’re trained to our standards, and they’re accountable to us, not to the lowest bidder on a job board. When something needs attention in year three, the same team that installed it is still here.
Diamond Certified Since April 2002
Diamond Certified is a third-party certification based on independent customer satisfaction surveys, not self-reported scores. It’s one of the most credible local trust signals in the California market, and we’ve earned it.
A physical showroom, not a brochure
You cannot accurately judge a window’s weight, a siding panel’s texture, or a door’s finish quality from a photo or a manufacturer’s website. Our showroom at 2142 Rheem Drive in Pleasanton exists so you don’t have to guess. Come see the products before you decide. No commitment, no pressure.
Meet With a Design Expert in Our Showroom
Inspiration Gallery
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Flexible Financing for Your Project
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