11. Notification Gadgets These devices send a visible or audible notification to notify a making’s occupants to evacuate. The PAD200-DUCTR is developed and designed to fulfill all nearby necessities, in addition to the NFPA polices relating to duct smoke detectors. Air sampling is attained by two tubes which protrude to https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/