Mullion
Mullions, or vertical elements that separate frames for doors or windows, help your door or window swing back and forth. Anderson Lock sells mullions from Von Duprin in particular. Why? Von Duprin’s products are industry trendsetters. Explore our mullions for sale here at Anderson Lock in Des Plaines, IL. If you have any questions about your order—or how your mullion should work—do not hesitate to contact us online.