Yes, if the duct detector cannot be reset at the FACP or annunciator, then a separate test/reset station will need to be installed for resetting the duct detector per NFPA 72 section 23.8.5.4.6.4 ...

Optica Duct Smoke Detectors are available in June. "Edwards has a long-standing history of exceeding industry standards and pushing the boundaries of innovation in fire and life safety solutions ...

The HS-100 duct smoke detector mounts in airshafts, plenum spaces, and other low air velocity areas. In the event of smoke detection, entire HVAC systems can be triggered to shut down, preventing the ...