BRK 670MBX Mains Powered Ionisation Smoke Alarm | Safe Fire Direct
Replacing the Battery in a BRK 670MBX Ionisation Smoke Alarm - YouTube
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 (
Amazon.co.uk:Customer reviews: BRK 670MBX Ionisation Smoke Alarm, Mains Powered with 9 V Battery Backup
Removing a BRK 670MBX or 670MRL Ionisation Smoke Alarm - YouTube
Faulty smoke alarm or faulty electrics in my house? : r/askanelectrician