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Deta 1163 Optical Smoke Alarm 240V with 9V Replaceable Battery Back Up (White) : Amazon.co.uk: DIY & Tools
B112LP Detector Base | Sensor Accessories | Sensors | Sensor Accessories | Honeywell Building Solutions
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Deta 1163 Optical Smoke Alarm 240V with 9V Replaceable Battery Back Up (White) : Amazon.co.uk: DIY & Tools
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Deta 1151 Mains Powered Ionisation Smoke Alarm with 9V Battery Back Up & Integral Base – Switch My Sockets
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