Aico Ei660i White Multi-Sensor Battery-Powered Optical and Heat Fire Alarm with Built-in AudioLINK+ technology - Shop4 Electrical
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CPVAN Wireless Interlinked Smoke and Heat Alarm Scotland Bundle with 10 Years Battery Life, Fire Alarms Scotland Interlinked with Remote Control, CE & BS Certified, Pre Linked. 4 Pack : Amazon.co.uk: DIY
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Standalone Break Glass Fire Alarm with Strobe for Marquees | Markets | Construction Sites | SSP Direct