This window's frame-in-frame design is precision built to your unique window opening, allowing for a clean replacement without disturbing the existing interior or . This window's frame-in-frame design is precision built to your unique window opening, . without disturbing the existing interior or exterior trim of your home. Featuring rich wood interiors and Ultrex® fiberglass exteriors, each Integrity Wood-Ultrex series window can be customized to suit your home's design with a . Integrity Windows and Doors were born from The Marvin Companies' century-long . Home builder, Matt Risinger talks the benefits of fiberglass windows versus vinyl. Energy . Integrity-Hardware-Options.jpg . Remodeling and Home Design . See more ideas about Marvin windows, Integrity windows and Windows and doors. . connections to our company and the communities we proudly call home. . from Infinity utilize quality hardware and advanced design, resulting in a window . We are proud to carry a wide selection of Marvin® and Integrity® Windows. Stop by our . Then speak with our experts about window placement, style and finish options, hardware, and much more. . Marvin Designer Black Interior Windows. Featuring all-new product displays, Weather-Tek's Window & Door Design Gallery . the Ultrex fiberglass material found in Integrity from Marvin Windows and Doors . paired with outstanding hardware performance, Integrity is a perfect choice. . Wood-Ultrex product line and enjoy the beauty of wood on the interior of your . 31/01/2017 - The Integrity window comes in ALL Ultrex (Fiberglass) but comes in so few . interior, the main difference will be the design and the hardware.