Butane, LPG, natural, town, coal, common flammable gasses. It is very simple to use and convenient to install. This is a gas alarm sensor, remind you to monitor natural gas safety. It can detect the leakage of propane.
eBay
WJL-6000 Halogen Leak Detector R22a R410A R134A R4047A MP39 Gas Detector Freon Gas Analyzer Refrigerant Air Conditioning Tester
Aliexpress UK
Butane, LPG, natural, town, coal, common flammable gasses. It is very simple to use and convenient to install. This is a gas alarm sensor, remind you to monitor natural gas safety. It can detect the leakage of propane.
eBay
HABOTEST HT608 Natural Gas Leak Detector Sound & Screen Alarm Combustible Flammable Methane Gas Leak Detector Location Determine
Aliexpress UK
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
433MHz Smart Gas Home Security 80dB Leak Detector Natural Gas Sensor Carbon Monoxide Poisoning Alarm Detector
Aliexpress UK
1 x Propan Tankanzeige Anschluss. Farbe: schwarz+gold.
eBay
MOES Tuya ZigBee CO Detector Alarm Gas Leak Carbon Monoxide Detector Wireless Household Gas Siren Alarm Sensor Smart Safety Home
Aliexpress UK
Features: -With a 40 cm long flexible probe easily, can handle various pipeline measurements -Automatic reset, no need to reset manually, the operation is more convenient and simple. -LED analog bar display, the detection results are clear and easy to understand. -Compact size, light weight, easy to carry. -Widely used in gas pipeline leak detection, household gas prevention, metallurgy, tunnel mine operations, oil and gas mining, dangerous goods storage warehouses, etc. -High-precision imported sensors, metal wear-resistant probes. .
eBay
HT609 Flammable Gas Leak Detector Alarm Combustible Gas Detector with Audible and Visual Alarm Tricolor Backlight LCD Display
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
UNI-T Refrigerant Gas Leak Detector UT336A Air Conditioning HVAC Refrigerant Leak Detector CFC HFC HCFC HC HFO Gas Tester
Aliexpress UK
This professional portable combustible gas leak detector with visual leakage indicator, can detect gas leakage. Can be used to detect almost all Combustible Gas. Portable detector for detecting alomost all combustible gas.
eBay
ANENG GN807 Gas Leak Detector Combustible Natural Combustible Gas Detector Co2 Flammable Alcohol LPG Methane Alarm PPM LEL Test
Aliexpress UK
Automatic reset, no need to reset manually, the operation is more convenient and simple. 1×Gas Detector. Concentration alarm value: Adjustable. LED analog bar display, the detecting results are clear and easy to understand.
eBay
WiFi GAS LPG Leak Sensor Alarm Fire Security Detector Tuya APP Control Safety Smart Home LCD Display Natural Gas Leak Detectors
Aliexpress UK