Product Spotlight: System Sensor DNR Duct Smoke Detector

Laura gives us the lowdown on the System Sensor DNR Duct Smoke Detector. Intelligent Non-Relay Photoelectric Low-Flow Duct Smoke Detector!

System Sensor DNR: https://firealarm.com/product/system-sensor-dnr/

System Sensor RTS151KEY: https://firealarm.com/product/system-sensor-rts151key/

 

 

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