Infinity Partner Detail

Gravina's Window Center of Littleton

Infinity from Marvin hand-selected us as their Independent retail partner based on our expertise and passion for serving our community.

Infinity Replacement Windows

Infinity Windows from Gravina's Window Center of Littleton in Denver, CO

Since 1973, Gravina's Window Center of Littleton has been the go-to source for top-quality window and door replacements. We take pride in our educational approach, which means we'll provide you with accurate proposals and transparent pricing.

Our goal is to help you make the best decision for you and your family. That's why we offer Infinity from Marvin fiberglass windows and doors. With our expert installation and superior products, you'll enjoy a comfortable home and a stress-free window replacement process. At Gravina's Window Center of Littleton, we believe in making decisions that last a lifetime.

Address Phone Hours

Monday-Friday: 8:00am-5:00pm Saturday: 9:00am-3:00pm Sunday: Closed

Special Offer Today

$1000 Off Installation With Purchase of 5 or more windows

Schedule a consultation with Gravina's Window Center of Littleton to learn how Infinity can help you bring new life to your home.
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"I appreciate how the Gravina's staff treated me with professionalism and respect. I highly recommend this company and will use them again." Dorinda D.

Built to last with Ultrex fiberglass

Infinity from Marvin fiberglass windows and doors are built with Ultrex® fiberglass making Infinity windows stronger than vinyl windows and requiring less maintenance than wood windows.

COMPARE INFINITY Vinyl Vinyl/Wood Composites (Fibrex®) Infinity Ultrex® Fiberglass
DURABILITY
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GOOD BETTER BEST
STABILITY
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GOOD BETTER BEST
STRENGTH
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GOOD BETTER BEST

Fibrex® is a registered trademark of Andersen Corporation.

Explore Infinity’s fiberglass window and patio door collection

Browse our complete replacement window patio door collection to learn how Infinity from Marvin fiberglass windows offer durability, style and strong performance.

Explore Infinity’s fiberglass window and patio door collection

Browse our complete replacement window patio door collection to learn how Infinity from Marvin fiberglass windows offer durability, style and strong performance.