To meet the requirements of BS5839-6 for a Grade F2 system the detection devices can be battery powered with a user-replaceable battery.
All of the devices below are suitable for use as part of a BS5839-6 Grade F2 system.
Grade F2 Systems
To meet the requirements of BS5839-6 for a Grade F2 system the detection devices can be battery powered with a user-replaceable battery.
All of the devices below are suitable for use as part of a BS5839-6 Grade F2 system.