13-112-200 Conveyors and ducts.
   Every conveyor or duct between any hazardous use unit and any other building, or any other room in the same building, shall have an automatic closing noncombustible damper at each opening through any required fire separation, except as otherwise permitted under Section 15-24-850. Every such damper for a conveyor shall meet the requirements of Section 15-28-1190 of this Code.
(Prior code § 60-20)