A normal goal Digital sounder for fire, stability and industrial programs; the Sonos Sounder Beacon is Qualified to EN54. The manual underscores the importance of collaboration with fireplace and rescue products and services and walks you from the essential ways of program design, commissioning, and making certain compliance with stringent https://www.firesense.co.uk/type/conventional-fire-system/conventional-sounders-vids-vads/