In a boiler room, around a gas pipe or valve, seal or any potential combustible gas leak source. 1 Gas Detector (Include x2 AA'Type alkaline batteries). Detects: flammable gas. Automatic alarm reset function.
eBay
Halogen Leak Detector Freon Gas Analyzer CFC HFC HVAC Halogen Refrigerant Gas Detector Air Conditioning Tester R22 R410A R134A
Aliexpress UK
It cannot detect toxic gases such as carbon monoxide. It sounds alarm and flashes red light once concentration over 3% LEL. During this period, the gas test will not work. In case of the gas leakage, natural gas will rise to the ceiling and gather to the surrounding areas of ceiling.
eBay
Gas Analyzer Combustible Gas Detector Nature Gas Leak Location Determine Tester Sound-light Alarm Warning Screen Kitchen
Aliexpress UK
1 x Halogen Leak Detector with Probe. -- Excellent senor to detect subtle leak halogen gases. -- Flexible long handle to detect leak source at any place. -- Detect all halogen refrigerants. -- Sound and light alarming indicator.
eBay
Halogen Leak Detector Refrigerant Gas Car Air Conditioner Refrigerator Freon CFCs HCFCs Halon Detector Meter SW-743A
Aliexpress UK
It emits no sound or light alarm if the gas concentration does not exceed 20% LFL, providing peace of mind. Gas Type: Combustible Gas. Accurate Leak Detection: Use the portable gas sniffer to inspect gas pipes along your water heater.
eBay
High Sensitivity Ultrasonic Leak Detector Tool Gas Water Leak Pressure Vacuum Testing Tool Used for Industrial Durable
Aliexpress UK
It emits no sound or light alarm if the gas concentration does not exceed 20% LFL, providing peace of mind. Gas Type: Combustible Gas. Before use, be sure to check the function of the gas detector to ensure that it works properly.
eBay
SMARSECUR Tuya WiFi GAS LPG Leak alarm Fire Security detector APP Control Safety smart home Leakage sensor
Aliexpress UK
See photos for condition.
eBay
Neoteck Portable Gas Detector for Methane, Propane Leaks - Audible & Visual Alarms - Grey
Aliexpress UK
It emits no sound or light alarm if the gas concentration does not exceed 20% LFL, providing peace of mind. Gas Type: Combustible Gas. Before use, be sure to check the function of the gas detector to ensure that it works properly.
eBay
POL Propane Gas Gauge Meter Tank Built-in Leak Detector Universal for QCC1 E5M1 Pressure Gauges Meter Gauge Manometer Fuel 1/2pc
Aliexpress UK
FIGARO Gas Sensor TGS2611- C00. Gas leak detector for gas appliances. Portable gas detectors. Heater resistance RH: approx 59Ω at room temp. Heater current IH: 56±5mA. Heater power consumption PH: 280mW±25mW.
eBay
Universal Propane Tank Gauge Level Indicator For 5-40LB LP Tanks Color Coded Gas Meter For BBQ RV Heater Leak Detector QCC1Type1
Aliexpress UK