Manual for the System Sensor InnovairFlex Duct Smoke Detectors FAQ, published in 2012. Document No: HVFL13501. Models D4120, D4120W, D4S and D4P120. Capabilities, specifications summary, and usage notes.
Manual for the System Sensor InnovairFlex Duct Smoke Detectors FAQ, published in 2012. Document No: HVFL13501. Models D4120, D4120W, D4S and D4P120. Capabilities, specifications summary, and usage notes.
