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ANKA Wireless Interlinked Smoke Alarm Detector,Can be perfectly Interlinked with ANKA Heat Alarm(AJ-718),Built in 10-Year Battery Interconnected Smoke Alarm,Conforms to EN 14604 Standard,AJ-763SI4 : Amazon.co.uk: DIY & Tools
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Mains Powered Smoke Alarms & Heat Alarms with Alkaline Back-up Battery - BRK 600 Series - From £24.50 inc VAT
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Mains Powered Smoke Alarms & Heat Alarms with Alkaline Back-up Battery - BRK 600 Series - From £24.50 inc VAT
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Mains Powered Smoke Alarms & Heat Alarms with Alkaline Back-up Battery - BRK 600 Series - From £24.50 inc VAT
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FireAngel Optical Smoke Alarm with 10 Year Sealed For Life Battery, FA6620-R (ST-622 / ST-620 replacement, new gen) , White : Amazon.co.uk: DIY & Tools
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BRK 670MBX Ionisation Smoke Alarm, Mains Powered with 9 V Battery Backup : Amazon.co.uk: DIY & Tools
![Need replacement smoke alarm. Current model (BRK 670MBX) discontinued. Do I *really* need to replace all (as per alarm manufacturer guidelines)? Can I not just wire up generic alarm to the circuit ( Need replacement smoke alarm. Current model (BRK 670MBX) discontinued. Do I *really* need to replace all (as per alarm manufacturer guidelines)? Can I not just wire up generic alarm to the circuit (](https://preview.redd.it/9r2qstsfu2781.jpg?auto=webp&s=8e860b3cc4a3a7cb9732ddf0affafa3b4366d797)