Infinity Partner Detail

Ganser Company, Inc.

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 Ganser Company, Inc. in Madison, WI

Ganser Company has been a locally owned and operated family business proudly serving the Greater Dane County area for more than 75 years. Serving Madison, Monona, McFarland, Verona, Fitchburg, Middleton, Sun Prairie, and surrounding areas for all roofing, siding, window, and repair needs. Ganser Company will bring your home's original beauty back with timeless products, new innovations, and hands-on displays designed to let your imagination run wild!

Learn more about the options and durability of Infinity replacement windows from Ganser Company today.

Address Phone Hours

Mon-Fri. 8am-5pm

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Schedule a Free In-Home Consultation from a Local Expert

Schedule a consultation with Ganser Company, Inc. to learn how Infinity can help you bring new life to your home.
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"The product is great, the crew that did the installation was great." Colin N.

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.