D355PL Duct Detector & DST1 Sampling Tube

Fire-Lite’s InnovairFlex D355PL non-relay photoelectric duct
smoke detector features a pivoting housing that fits both
square and rectangular footprints capable of mounting to
a round or rectangular duct. The InnovairFlex duct smoke
detector senses smoke in the most challenging conditions,
operating in air flow speeds of 100 to 4,000 feet per minute,
temperatures of -4 degrees F to 158 degrees F, and a humidity
range of 0 to 95 percent (non-condensing).

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