Duct Smoke Detectors

System Sensor D4120
$103.89 /each
As low as: $99.73
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System Sensor D4120
System Sensor 4-Wire Photoelectric Low-Flow Duct Smoke Detector
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Air Products and Controls MS-RH/KA/P/A/T
$59.40 /each
As low as: $57.02
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Air Products and Controls MS-RH/KA/P/A/T
Air Products and Controls Duct Smoke Detector Remote Alarm, LED Pilot, Trouble & Alarm Lights w/Key Test/Reset & Horn - Double Gang
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System Sensor DST3
$7.77 /each
As low as: $7.46
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System Sensor DST3
System Sensor Duct-Mounted Smoke Detector Sampling Tube - 2 to 4 ft Width Duct
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Air Products and Controls MS-KA/R
$32.99 /each
As low as: $31.67
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Air Products and Controls MS-KA/R
Air Products and Controls Duct Smoke Detector Remote Alarm, LED Alarm Light w/Key Test/Reset - Single Gang
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System Sensor DST1
$3.69 /each
As low as: $3.54
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System Sensor DST1
System Sensor Duct-Mounted Smoke Detector Sampling Tube - up to 1 ft Width Duct
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System Sensor DST5
$11.63 /each
As low as: $11.16
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System Sensor DST5
System Sensor Duct-Mounted Smoke Detector Sampling Tube - 4 to 8 ft Width Duct
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Air Products and Controls MS-KA/P/R
$34.99 /each
As low as: $33.59
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Air Products and Controls MS-KA/P/R
Air Products and Controls Duct Smoke Detector Remote Alarm, LED Pilot & Alarm Lights w/Key Test/Reset - Single Gang
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System Sensor RTS2-AOS
$92.09 /each
As low as: $88.41
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System Sensor RTS2-AOS
System Sensor Multi-Signal Accessory Test Station w/Strobe
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Air Products and Controls SL-2000-P
$144.44 /each
As low as: $138.66
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Air Products and Controls SL-2000-P
Air Products and Controls Duct Smoke Detector, Hardwired Photoelectric Sensor
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System Sensor DST1.5
$6.39 /each
As low as: $6.13
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System Sensor DST1.5
System Sensor Duct-Mounted Smoke Detector Sampling Tube - 1 ft to 2 ft Width Duct
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Air Products and Controls SL-2000-N
$106.99 /each
As low as: $102.71
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Air Products and Controls SL-2000-N
Air Products and Controls Duct Smoke Detector, Hardwired Ionization Sensor
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Air Products and Controls MS-RA/R
$21.94 /each
As low as: $21.06
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Air Products and Controls MS-RA/R
Air Products and Controls Duct Smoke Detector Remote Alarm, LED Alarm Light w/Push Button Test/Reset - Single Gang
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Air Products and Controls MS-RH/P/A
$23.99 /each
As low as: $23.03
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Air Products and Controls MS-RH/P/A
Air Products and Controls Duct Smoke Detector Remote Alarm, LED Pilot & Alarm Lights w/Horn - Single Gang
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Air Products and Controls STN-2.5
$7.09 /each
As low as: $6.81
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Air Products and Controls STN-2.5
Air Products and Controls Sampling Tube, 2.5' for SL-2000 Smoke Detectors
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Air Products and Controls FAST TUBES
$13.50 /each
As low as: $12.96
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Air Products and Controls FAST TUBES
Air Products and Controls Sampling Tubes, Multi-Length for SM-501,
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