VIDs: Provide supplementary information and facts and steerage, boosting Total security infrastructure inside of structures. As a way to prevent discrimination, BS EN fifty four-23 compliant VADs might be set up in all sanitary accommodation (not simply WCs) and all resort bedrooms, scholar accommodation and identical Qualities, As well as https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/