Visual Alarms: Hire light to sign emergencies, especially powerful in noisy configurations and for all those with hearing impairments. Projects drop into the next classes: movie; images; artwork; interior style and design and architectural studies; textile and apparel management; strategic communications and graphic design and style; theatre; and an open https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/