The InnovairFlex product line offers the same testing and inspection features to meet any code with existing Innovair accessories. System Sensor provides system flexibility with a variety of accessories, including two remote test stations and several different means of visible and audible system annunciation. As with our duct detectors, all duct smoke detector accessories are UL listed Also known as -System Sensor By Honeywell-Us 1 STEEL SAMPLING TUBE - BK-DST1
