Integrity windows by MarvinYou can have it both ways. The Wood-Ultrex Series combines the unmatched performance of an Ultrex fiberglass exterior to protect against the elements with the traditional look of a handcrafted wood interior. It’s the perfect blend of classic styling and advanced construction technology designed to give you windows that look beautiful and stay beautiful for decades.

Wood-Ultrex windows combine an authentic wood interior with a virtually indestructible fiberglass exterior. Factor in our IMPACT Products for coastal applications and there is no doubt Integrity windows are Built to Perform.

Watch videos to learn more about the Integrity by Marvin Window line

Wood Ultrex Series Windows

Ultrex Advantages

Strong, stable, durable and virtually indestructible, Ultrex is possibly the perfect building material, creating windows and doors that leave other materials in the dust. Made from pultruded fiberglass, Ultrex outperforms vinyl and roll-form aluminum on nearly every measure.