Fire-resistant roller shutters are composed of 13 parts, including curtain slats, seat plates, guides, brackets, drums, boxes, control cabinets, roller doors, limit switches, door lintels, manual rapid release switches, button switches, and safety devices. They are generally installed in locations of fire-resistant walls that are not easily divided, such as open elevator lobbies, automatic escalators, large commercial halls in department stores, exhibition halls in exhibition buildings, and in some large opening buildings where fire-resistant doors and windows cannot be used.

Beijing Dafusi's "Dafusi" brand特级inorganic fabric fireproof roller shutters have a backside fire resistance of over 3 hours, can be customized according to on-site conditions, and offer standard and non-standard products to meet fire inspection requirements.