gas alarm for school kitchen

gas detector OEM direct from Wanlin Fire Protection — 12-year factory experience, WL-GA205 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Infrared Gas Sensor + LoRaWAN Long Range + Low Power + Dual Communication, LoRaWAN + IoT Gateway + Cloud Platform + Long Range (up to 15km) + 4G Cat.1 Backup + Battery Optimized. Catalytic/infrared sensor, sol···

theater gas detector direct from Wanlin Fire Protection — 12-year factory experience, WL-GA206 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Catalytic + Infrared Dual Sensor + 4G Cat.1 + Multi-Criteria Algorithm + Cross-Reference Validation, 4G LTE Cat.1 + Cloud Platform + Multi-Criteria Detection + SMS/Push/Email + Remote Diagnostics + Valve C···

gas detector with trend chart direct from Wanlin Fire Protection — 12-year factory experience, WL-GA208 4G gas detector certified CE/EN50194/UL2075/FCC. Key specs: Catalytic Gas Sensor + 4G Cat.1 + Cloud Platform + Complete Installation Kit + Solenoid Valve + 10-Year Design, 4G LTE Cat.1 + Cloud Platform + Mobile APP + Complete Kit (Detector + Valve + Mounti···