Gravina's Window Center of Littleton® Showroom Locations

Finding the right place to purchase Marvin windows and doors is critical to ensuring a flawless installation. As Colorado's oldest Marvin dealer since 1973, our certified installation teams have the localized expertise needed to protect your home against the Front Range climate. Skip the big-box stores and trust a specialized, family-owned dealer who handles everything from precise measurements to transparent pricing and final cleanup.

Transform your home with the latest in fiberglass window replacement technology and design. Visit our Marvin Infinity showrooms to discover unparalleled beauty, style and performance with their state-of-the art Infinity fiberglass windows and patio doors - perfect for any space! Trust us, you'll be amazed at what a difference new replacement Windows from Marvin Infinity can make.

We have casement windows, double hung windows, fiberglass sliding patio doors, french doors, sliding windows, single hung round top windows, bay windows, entry doors, bow windows, and more.  We also have energy efficient glass samples that have Low-E coatings.  We will make you feel at home anytime you want to stop by one of our showrooms.

Denver Showroom Hours

8am-5pm Monday thru Friday

9am-3pm Call for Appointment

1500 W 38th Ave., Denver, CO 80211

303-794-0490