In England and Wales, Aspect M of Timetable one on the Building Rules 2000 necessitates that ‘sensible provision’ shall be built for individuals to realize usage of – and subsequently use – a developing and its services. So that you can steer clear of discrimination, BS EN fifty four-23 compliant https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/