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£25 to £50 Gas Detectors

Shop the best prices on 9,978 great value £25 to £50 gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Azrb7thy7, Elriven and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1 - 32 of 9,978
9 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 CO TVOC HCHO PM2.5 PM1.0 PM10 Tempe Edition
£36.95 Save £37.05 RRP: £74.00
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas A
£27.95 Save £6.00 RRP: £33.95
Oxygen Sensor Ao-02 Gas Detector Compatible with Ao2 Aa428-210 Ao2ptb-18.10 -HK614
£28.95 Save £11.00 RRP: £39.95
Combined Gas & CO Detector with Plug for Home Use, Carbon Monoxide Detector CO Warner CO Alarm & Gas Detector Gas Detect Walkbee 9025 B
£37.95 Save £16.05 RRP: £54.00
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas Analyzer
£23.48
CO and Methane Detector - Natural Gas Leak Monitor for Home Safety
£31.61 Save £30.17 RRP: £61.78
Refrigerant & Combustible Gas-Leak Detector, PPM Freon Leak Detector with Loud Alarm, for R134A R410
£32.95 Save £6.00 RRP: £38.95
9 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 CO TVOC HCHO PM2.5 PM1.0 PM10 Tempe
£26.64 Save £15.98 RRP: £42.62
9 In1 Air Quality Monitor Meter Carbon Dioxide Detector TVOC HCHO PM2.5 PM1.0 PM10 Temperature Humid
£28.95 Save £60.05 RRP: £89.00
5 in 1 Air Quality Detector TVOC HCHO CO2 Meter Carbon Dioxide Temperature Humidity Testing Air Quality Monitor
£34.95 Save £4.00 RRP: £38.95
Rm370 Carbon Monox Detector
£30.18 Save £19.56 RRP: £49.74
2025 Wireless Gas Detector Alarm Leakage Sensor Natural Gas Leak Detector
£29.72 Save £29.73 RRP: £59.45
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas Analyzer
£30.02 Save £26.56 RRP: £56.58
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug - JA - MXBC
£24.78 Save £19.33 RRP: £44.11
Mh-z19 Mh-z19c Ir Infrared Co2 Sensor Module Carbon Dioxide Gas Sensor Ndir 5v Uartpwm Output New
£31.95 Save £37.05 RRP: £69.00
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas A
£27.95 Save £14.00 RRP: £41.95
-Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for UART CO2 Monitor 400-5000Ppm
£28.58 Save £11.12 RRP: £39.70
Gas Detector Household Natural Gas Methane Gas Leak Detector with Alarm LPG Detector with Automatic Manipulator Shut Multicolor
£42.78
Air Quality Monitor Indoor Air Quality Sensor CO2 Detector Temperature & Humidity Meter Carbon Carbon Dioxide white
£41.41
Professional Gas Detector, Methane Gas Tester, Portable Gas Sniffer with Backlight, Vibration & Buzzer Alarm, LCD Display, Fast Response for Home
£27.95 Save £11.00 RRP: £38.95
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
£29.33 Save £29.33 RRP: £58.66
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
£24.53 Save £24.53 RRP: £49.06
HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound & Screen Alarm Natural Methane Gas Detector
£27.95 Save £8.00 RRP: £35.95
Gas Leak Detector And Combustible Gas Analyzer With Rechargeable Battery PPM LEL CO2 G1 For Work And Home
£35.99 Save £17.99 RRP: £53.98
Air quality monitor, carbon dioxide monitor clear display portable precise device for safety in bedroom
£31.19 Save £15.59 RRP: £46.78
Air Quality Monitor | Precise CO2 Safety Meter For Grow Tents And Bedrooms, Air Quality Measurement, Digital Display
£31.19 Save £15.59 RRP: £46.78
Air Quality Monitor Portable Air Detector with Clear Display for Carbon Dioxide Monitoring in Grow Tents and Bedrooms
£31.19 Save £15.59 RRP: £46.78
Air Quality Tester for Home – Accurate CO2 Monitor with Clear Display for Grow Tent, Bedroom, and Indoor Safety
£31.19 Save £15.59 RRP: £46.78
Air quality monitor Intelligent air analyzer Precise safety measurement device for carbon dioxide monitoring in grow tents and bedrooms Ref: 9018
£39.59 Save £19.79 RRP: £59.38
Air Quality Monitor Intelligent Air Analyzer, Precise Safety Measurement Device for Carbon Dioxide Monitoring in Grow Tents and Bedrooms Ref: 1222
£31.19 Save £15.59 RRP: £46.78
Tuya ZigBee Air Quality Monitor HCHO/CO2/VOC/Temp/Humidity Detector App Control
£32.39 Save £16.19 RRP: £48.58
Gas Monitor Meter High Accuracy Multifunctional ABS Portable Gas Leak Detector for Kitchen Industry
£38.34 Save £30.43 RRP: £68.77