Marathon High Speed, High Performance Door Systems
• Designed to eliminate the need for high wear parts. • No roller wheels, belts, cables or extension springs to replace. • Doors open and close within seconds. • Available in custom sizes colors and styles including insulated or fenestrated grille style slats. • Marathon Doors are made in the U.S.A.
Marathon, a division of ASI Doors, Inc. has been producing fast, reliable high performance doors since 1965.
