Using the sensing technology of choice for the UK's Fire and Rescue Service, the FireAngel ST-622 is a sealed 10 year battery powered Thermoptek smoke alarm with improved detection of slow-smouldering fires. It's handy "sleep-easy" function allows the smoke alarm to be temporarily silenced for 8 hours.
- 10 year sealed for life battery
- Thermoptek optical smoke sensor - detects slow-smouldering fires
- Smart silence - silence false alarms
- Toast Proof - reduces nuisance alarms
- Thermoptek.pngThermoptek optical smoke sensor
- 10Yr Warranty.png10 year warranty
- Sensing technology of choice for the UK's Fire and Rescue Service
- Certified to BS EN14604:2005