Smoke Detectors
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System Sensor D4120 4-Wire Photoelectric Low-Flow Duct Smoke Detector
System Sensor
$174.26Series/Model: InnovairFlex SeriesThe InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints and mounts to round or rectangular ductwork.Sampling Tubes are not included ...39900$174.26