| 1. | Greenheck Fan Smoke Alarm No Flow Duct Smoke Detector User Guide GREENHECK NO FLOW DUCT SMOKE DETECTOR Purpose Application National and local safety standards and codes recognize the ability of air duct systems to transfer smoke toxic gases and flame from area to area Sometimes smoke can be of such quantity as to be a serious hazard to life safety unless blowers are shut down and dampers are actuated The primary purpose of duct smoke detection is to prevent injury panic and property damage by reducing the spread recirculation of |
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