Visual Alarms: Make use of light to signal emergencies, Primarily successful in noisy configurations and for anyone with Listening to impairments. Ampac is a Halma Corporation. A bunch of life preserving technological innovation organizations dedicated to rising a safer, cleaner and healthier environment for everybody, each day. Information Dissemination for https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/