Kidde K20c Professional Mains Optical Smoke Alarm 230 Volt Buy From Metals4u

the kidde k20c professional series alarms can interlink with up to 23 inter connectible alarms which means that all alarms will sound if any detect smoke or heat detects visible fire particles associated with slow smouldering fires it is 230 volt mains powered with a battery back up in the event of a power failure a hush button allows temporary silencing of nuisance alarms caused by cooking or steam and resets automatically in addition this button is used to check the alarm operation a lock out feature prevents the alarm from being attached fitted unless the back up battery is installed the alarm has an impressive sound rating of 85 decibel at 3 metres for convenience it has a front loading battery door to allow the battery to be changed without removing the alarm