FireAngel Mains Smoke Alarm SW1-R All types 9V Backup Power Smoke and Heat Alarm

It detects slow-burning fires, making it ideal for living spaces. For full coverage, consider FireAngel Thermoptek Alarms. LINKED SMOKE ALARMS: The SW1-R functions as a standalone unit or can be wired with up to 12 other mains powered smoke (SW1), heat (HW1), or carbon monoxide (CW1) alarms.

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