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Product information

  • Category: Gas

Smoke Detector


The SM-501 series duct smoke detectors provide early detection of smoke and combustion products present in air moving through a duct in any commercial, industrial, or residential application. These devices are designed to prevent smoke recirculation by air handling systems, fans, and blowers. The SM-501 is designed and built to meet all local requirements, as well as the NFPA regulations regarding duct smoke detectors.