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System Sensor Innovairflex 4-wire Duct Smoke Detector D4S Photoelectric 5ft Tube
System Sensor Innovairflex 4-wire Duct Smoke Detector D4S Photoelectric 5ft Tube
Regular price
HK$1,430.00
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HK$1,430.00
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D4240 photoelectric duct smoke detectors are 4-wire detectors that feature pivoting housings that fit both square and rectangular footprints and mount to round or rectangular ductwork.
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