Mains-powered smoke detectors and heat alarms suitable for use with BS 5839 Part 6 Grades D, D1, & D2 fire alarm systems.
Mains Powered Alarms
Mains-powered smoke detectors and heat alarms suitable for use with BS 5839 Part 6 Grades D, D1, & D2 fire alarm systems.
- FHN250BB
> Optical Smoke Alarm
> Mains powered
> Alkaline battery back-up (Grade D2)£18.65 £15.54 As low as £17.78 £14.82In Stock - FHN250RB
> Optical Smoke Alarm
> Mains powered
> Sealed lithium battery backup (Grade D1)£24.26 £20.22 As low as £23.14 £19.28In Stock