SITERWELL GS886A-3RFDT-4 Smoke and Carbon Monoxide Detector, Dual-Light Wave
SITERWELL, GS886A-3RFDT-4. The SITERWELL Smoke and Carbon Monoxide Detector combines cutting-edge dual-light wave photoelectric sensor technology to detect slow smoldering fires producing light smoke with high accuracy while distinguishing non-fire smoke to reduce false alarms.