Duct Smoke Detector | D4120W

The D4120W Duct Smoke Detector is a watertight 4-wire photoelectric device designed for square or rectangular configurations. It supports various metal sampling tubes ranging from 1 to 12 ft, ensuring efficient smoke detection in HVAC systems. Compatible with various [Brand] models, including [specific models], this detector can be installed easily using common tools in under 30 minutes.

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