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Shop the best prices on 28,828 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Viewleaf, Azrb7thy7 and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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449 - 480 of 3,200
Detector, Temperature & Humidity Meter, Pollution , Indoor Air Quality Monitor
£22.95 Save £10.00 RRP: £32.95
Indoor Air Quality Monitor,CO2 Monitor/Temperature/Formaldehyde Detector TVOC for Rooms,Grow Tents with Bracket Black
£16.95 Save £13.00 RRP: £29.95
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector Black
£16.95 Save £12.00 RRP: £28.95
-Z14B NDIR Infrared CO2 Sensor Module Gas Sensor
£36.95 Save £27.05 RRP: £64.00
HoldPeak Portable Ultrasonic Oxygen Measuring Instrument,for Detection PSA Oxygen Generator Output Concentration,Flow Rate
£169.00 Save £130.00 RRP: £299.00
Tuya CO2 Dioxide Detector WIFI CO2 Monitor Meter Co2 Sensor Indoor Agricultural Greenhouse Air Humiture Sensor Monitor unbrand
£45.95 Save £33.05 RRP: £79.00
Refrigerant Leak Detector 0-1000PPM Air Conditioning HVAC Refrigerant Leak Detector CFC HFC HCFC HC HFO Tester ZL77B
£37.95 Save £31.05 RRP: £69.00
Wifi Natural Gas Sensor Tuya Smart Alarm Gas Leakage Detector Digital LCD Temperature Display for Home Kitchen unbrand
£13.95 Save £9.00 RRP: £22.95
Temperature & Humidity Meter, Air Quality Monitor, CO2 Detector, A
£114.00 Save £55.00 RRP: £169.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production CO2 Monitor(black)
£59.00 Save £35.00 RRP: £94.00
Ht61 Gas Leak Detector Gas Analyzer Pen Type Mini Portable Ppm Meter Handheld Natural Gas Sniffer
£15.95
2025 New Freon Leak Detector, WJL-6000 Refrigerant HVAC Leak Detector, Halogen Gas Sniffer
£20.95 Save £58.05 RRP: £79.00
Wifi Natural Gas Sensor Combustible Household Smart Gas Alarm Detector Leakage Sensor Wifi Temperature Detectors EU Plug
£22.95 Save £3.00 RRP: £25.95
5 In 1 Air Quality Monitor Tvoc Hcho Temperature Humidity Co2 Meter, Usb Rechargeable Co2 Detector White
£11.95 Save £47.05 RRP: £59.00
Carbon Monoxide Smoke Gas Sensing Detectors
£22.95
Pen Type Gas Leak Detector Double Alarm Sensitive Portable Easy Operation Combustible Gas Alarm
£16.95 Save £9.00 RRP: £25.95
Benetech Portable Combustible Gas Detector Leakage CO Methane Natural Gas Sensor Alarm Meter
£28.95 Save £17.00 RRP: £45.95
CO2 Sensor Module 0‑10000ppm Carbon Dioxide Detection Sensor Board TTL Output for Testing
£33.95 Save £20.05 RRP: £54.00
Carbon Dioxide CO2 Detector for Air Quality, Temperature and Humidity, Rapid CO2 Measurement, White
£14.95 Save £8.00 RRP: £22.95
Innovative Co2 Air Quality Monitor, Portable Co2 & Pm Sensor For Comprehensive Air Quality Analysis In Any Indoor Space
£47.95 Save £31.05 RRP: £79.00
Innovative Co2 Air Quality Monitor, Portable Co2 & Pm Sensor For Comprehensive Air Quality Analysis In Any Indoor Space
£47.95 Save £31.05 RRP: £79.00
RS485 Wall-mounted H2S Transmitter Hydrogen Sulfide Sensor Toxic Gas Detector Tester for Farm
£46.95 Save £27.05 RRP: £74.00
Innovative Co2 Air Quality Monitor, Portable Co2 & Pm Sensor For Comprehensive Air Quality Analysis In Any Indoor Space
£47.95 Save £31.05 RRP: £79.00
Carbon Dioxide CO2 Detector for Air Quality, Temperature and Humidity, Rapid CO2 Measurement, White
£18.95 Save £11.00 RRP: £29.95
Multifunctional Air Quality Monitor, Portable CO2 Detector with NDIR Sensor Technology, Real-Time Monitoring for Indoor Air Quality, Temperature,
£59.00 Save £30.00 RRP: £89.00
CO Gas Tester Handheld CO Gas Detector Digital Gas Tester With Sound Light Alarm 1ppm Resolution
£34.95 Save £19.05 RRP: £54.00
Innovative Co2 Air Quality Monitor, Portable Co2 & Pm Sensor For Comprehensive Air Quality Analysis In Any Indoor Space
£42.95 Save £26.05 RRP: £69.00
Innovative Co2 Air Quality Monitor, Portable Co2 & Pm Sensor For Comprehensive Air Quality Analysis In Any Indoor Space
£47.95 Save £31.05 RRP: £79.00
Multifunctional Air Quality Monitor, Portable CO2 Detector with NDIR Sensor Technology, Real-Time Monitoring for Indoor Air Quality, Temperature,
£59.00 Save £30.00 RRP: £89.00
Highly Accurate Nitric Oxide Gas Leak Detector, Triple Alarm System, Portable Device with 7-Inch Backlit LED Screen for Real-Time Data,
£219.00 Save £130.00 RRP: £349.00
Multifunctional Air Quality Monitor, Portable CO2 Detector with NDIR Sensor Technology, Real-Time Monitoring for Indoor Air Quality, Temperature,
£59.00 Save £30.00 RRP: £89.00
Innovative Co2 Air Quality Monitor, Portable Co2 & Pm Sensor For Comprehensive Air Quality Analysis In Any Indoor Space
£47.95 Save £31.05 RRP: £79.00