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Firehawk Fire Alarms
Firehawk FHH10 Heat Alarm Detector Miniature Long Life Battery Operated with 10 Year Lithium Battery and advanced thermistor based detection : Amazon.co.uk: DIY & Tools
Optical Smoke Alarm with 10 Year Sealed Longlife Battery - Firehawk FHB10 - £17.90 inc VAT
Fire and Rescue Service Troubleshooting Guide
7 Year Sealed Longlife Battery Digital Carbon Monoxide Alarm - Firehawk CO7BD
Firehawk Midi 150 Smoke Alarm 1 Year | Midland Chandlers