Visible Alarms: Hire gentle to sign emergencies, Particularly efficient in noisy configurations and for people with Listening to impairments. In order to avoid discrimination, BS EN fifty four-23 compliant VADs might be mounted in all sanitary accommodation (not merely WCs) and all hotel bedrooms, scholar accommodation and equivalent Attributes, in https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/