Overhead Door Company of Austin, a division of DuraServ , has the ability and skill to work with Austin’s various business sectors to create the most efficient and safest materials you need. Not only that, Overhead Door also offer Commercial Rolling Steel Door for your business needs. Below are the 11 Commercial Rolling Steel Doors that you can choose from: OVERHEAD DOOR-FIREKING 631 SERIES-ROLLING STEEL FIRE RATED SERVICE DOOR The 631 Series rolling steel fire door is designed for both masonry and non-masonry mounted applications and it includes facilities with paint booths, file rooms, material storage locations, warehouses, shared walls between businesses, public record storage, and public buildings such as libraries. Customized fire doors are available for conveyor openings. These doors feature a mechanical auto resettable hoist (non-motorized) that enables easy drop test and reset of the fire door in just seconds. Fusible links are mounted on both sides