APC
Duct Smoke Detector 2FT Sampling Tube (APC STN-2.5)
SKU: 2339
STN-2.5 Sampling Tubes are metal tubes with a notch for use with SL- and RT- Series detectors
$24.99/eachIn Stock
Duct Smoke Sensor
Showing 1 to 3 of 3 results
Honeywell
System SENSOR® D4120 Duct Smoke Detector 1.5 FT Sampling Tube (DST1.5S)
Model Number: DST1.5S
SKU: 1174
DST Sampling Tubes are steel pipes with a series of air inlet holes drilled along their length, designed to cover the full width of an air duct for efficient air sampling. For opti…
$24.99/eachIn Stock
Honeywell
Systyem SENSOR® 4-Wire Photoelectric Dust Smoke Detector (D4120)
Model Number: D4120
SKU: 1173
The 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 duct…
$199.99/eachIn Stock