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Battery operated photoelectric smoke alarm, which detects visible fire particles associated with slow smouldering fires. Ionisation sensing alarms may detect invisible fire particles (associated with fast flaming fires) sooner than photoelectric alarms. Photoelectric sensing alarms may detect visible fire particles (associated with slow smouldering fires) sooner than ionisation alarms.
Mains-powered heat alarm that can be interconnected with up to 18 other mains alarms, be they ionisation, optical or heat. Once interconnected, the detection of the relevant danger by an individual unit will sound across all the connected alarms.
Mains-powered ionisation smoke alarm that can be interconnected with up to 18 other mains alarms, be they ionisation, optical or heat. Once interconnected, the detection of the relevant danger by an individual unit will sound across all the connected alarms.
Mains-powered optical smoke alarm that can be interconnected with up to 18 other mains alarms, be they ionisation, photoelectric or heat. Once interconnected, the detection of the relevant danger by an individual unit will sound across all the connected alarms.
Wireless smoke alarm that can be interconnected with up to 12 other wireless alarms. Once interconnected, the detection of the relevant danger by an individual unit will sound across all the connected alarms.
