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 ...

The company’s duct-mounted smoke detector 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 vav boxes and fire/smoke ...

The only way to know your smoke alarm is functioning and ready (except for letting your turkey burn in the oven) is to test it. And tests don't just confirm that smoke detectors have power -- they can ...

Q. How often do I need to replace my hard-wired smoke detectors? And who should I hire to do this? Our 15-year-old system has five detectors. A few are chirping, and it doesn’t stop even when we ...

In the February 2024 issue, I introduced the what rules – the category of rules that tell us what to install in a building, typically segmented by occupancy classification and maximum allowable ...