Marvin offers the best selection in wood and clad wood windows, including Casemaster, Bay and Bow, Polygon, and Roundtop. Virtually any window is possible. In fact, no manufacturer can offer you more options or styles than Marvin. Without including custom capabilities Marvin offers more than 11,000 standard sizes and shapes.
Marvin does not have huge warehouses of finished windows because it is impossible to get a head start on windows that could be any size or shape. Even their standard offerings can have a variety of customizations. Marvin windows are made completely for you.

All Marvin windows come with a 10-year limited warranty and a 20-year insulating glass limited warranty.