Constructed of galvanized or stainless steel in a variety of gauges, slat designs and finishes for unsurpassed strength, durability and style. Wide ranges of styles meets or exceed industry fire safety testing standards including UL, FM and ULC. The doors are also compliant with all NFPA-80 standards.
Door closes automatically under governor control after separation of fuse link. UL-listed brush –type smoke gaskets satisfy smoke retardation requirements. Additional safety options include the fire Sentinel TM time-delay release device photoelectric or ionization-type smoke detectors, with or without heat detector. Additionally available uninterrupted power supply for use with motor-operated doors allows door closure by central alarm or smoke detector under motor power.