Notification Appliance Synchronization: To stop confusion for the duration of an crisis, NFPA seventy two stipulates that notification appliances in the same location must be synchronized to make a dependable and intelligible alert signal. It’s also very important to replace any faulty or worn-out parts instantly to prevent technique failures. https://www.firesense.co.uk/type/conventional-fire-system/conventional-fire-alarm-control-panels/