The company’s duct-mounted smoke detector with Low-Flow technology is UL listed for smoke detection in air speeds as low as 100 ft/min, including locations where slow-moving air is present, such as in ...
Duct smoke detector maintenance requirements are not included in the NFPA standard that covers HVAC systems (NFPA 90A or 90B); however, the International Code Council’s 2015 Mechanical Code does state ...
With the launch of a new intelligent Remote Test Capable photoelectric detector (2251BR), System Sensor adds simplified remote testing capability to the updated DNR and watertight NEMA DNRW ...
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