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Shop the best prices on 7,834 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Other, GreenZech and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1,441 - 1,472 of 7,834
New semiconductor carbon dioxide detector CO2 indoor temperature and humidity air three-in-one monitor automatic calibration
$36.95 Save $27.05 RRP: $64.00
Gas Leak Detector Analyzer Carbon Monoxide Sensor Lcd Digital Displayer Natural Gas 2 In 1 Alarm Sy
$42.95 Save $66.05 RRP: $109.00
Portable Formaldehyde Detector Indoor Air Quality Monitor HCHO and TVOC Monitor with Audible
$22.95 Save $17.00 RRP: $39.95
LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, for Methane, Propane, Butane Fuel
$32.95 Save $66.05 RRP: $99.00
Gastester Combustible Gas Detector Gas Leak Detector Natural Gas Detector Combustible Gas Analyzer
$51.95 Save $42.05 RRP: $94.00
in 1 PM2.5 PM10 HCHO TVOC CO CO2 Multifunctional Air Quality Detector CO Carbon Dioxide Formaldehyde LCD Monitor Large Display Screen Portable Home O
$47.95 Save $81.05 RRP: $129.00
Upgraded Auto Air Conditioner Leak Detector Uv-flashlight Refrigerant Leak Test
$54.00 Save $35.00 RRP: $89.00
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set
$15.95 Save $9.00 RRP: $24.95
Radiation Dosimeter Emf Detector Electromagnetic Radiation Geiger Tester1pcsblack
$54.00 Save $30.00 RRP: $84.00
Household Air Quality Detector CO2 Tester with Carbon Dioxide Value Electricity Quantity Temperature Humidity Display
$84.00 Save $45.00 RRP: $129.00
Geiger Counter Radioactive Detector Personal Dosimeter Marble Detector Meter
$459.00 Save $140.00 RRP: $599.00
Light Meter, Digital Lux Meter 270 Rotatable Detector, Large Color Backlit Display, Illuminance Me
$47.95 Save $11.05 RRP: $59.00
Carbon Dioxide Controller Single Channel Split Probe CO2 Monitor CO2 Pressure Reducer Valve for Greenhouse EU Plug C
$249.00
MS1100 Gas Sensor Module, High-Precision TVOC and CO2 Detection, Household and Laboratory Gas Quali
$12.95 Save $3.00 RRP: $15.95
Tuya WiFi Air Quality Monitor CO2 Carbon Dioxide Meter Temperature Humidity Measuring Detector NDIR
$69.00 Save $15.00 RRP: $84.00
-Z19 -Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Sensor NDIR for CO2 Monitor 400-5000Ppm UAR
$24.95 Save $5.00 RRP: $29.95
5 in 1 Air Quality Detector Semiconductor Sensors HCHO TVOC CO2 Temperature Humidity Tester Air Mon
$25.95 Save $5.00 RRP: $30.95
2 In 1 Version Wifi Function Smart Life Smoke Detector Sensor & Carbon Monoxide Co Gas Detector Smo
$50.95 Save $28.05 RRP: $79.00
Carbon Dioxide Sensor CO2 Concentration Sensor Agricultural Greenhouse CO2 concentration Detector Transmitter
$209.00 Save $60.00 RRP: $269.00
MICS-5524 Air Quality Gas Sensor Module CO H2 Methane Ethanol Detection Board High Sensitivity for I2C for Arduino DIY
$15.95
High-Precision Gas Tester Rechargeable Portable HCHO Alarm Trending TVOC Air Quality Formaldehyde Detector
$139.00 Save $70.00 RRP: $209.00
Formaldehyde Detector Household Decoration New Occupancy Gas Detection Indoor Harmful Odor Test TVO
$24.95 Save $6.00 RRP: $30.95
Indoor Portable CO2 Detector Multifunctional Thermohygrometer Home Digital Air Detector Intelligent Air Quality Analyzer Household Air Pollution Monit
$26.95 Save $16.00 RRP: $42.95
Gas Monitor 4 in 1 CO H2S O2 LEL Accurate Measurement Sound Light Vibration Alarm Backlit Display Gas Detector
$119.00 Save $60.00 RRP: $179.00
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip Compatible for Demo Board
$15.95
Gas Leak Detector Portable Nature Gas Detectors Methane Hexane Propane Sniffer for Home/Outdoor Whi
$23.95
Tuya Smart Life Natural GAS CO Leak Carbon Monoxide Detector WIFI CH4 Methane Combustible Leakage C
$48.95 Save $15.05 RRP: $64.00
Tuya Smart Life Natural GAS CO Leak Carbon Monoxide Detector WIFI CH4 Methane Combustible Leakage C
$48.95 Save $15.05 RRP: $64.00
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Dete
$19.95 Save $5.00 RRP: $24.95
WIFI Natural GasDetector and Carbon Monoxide CO Detector,Combustible Gas Leak DetectorMonitor for C
$36.95 Save $8.00 RRP: $44.95
Carbon dioxide detector infrared semiconductor detection
$129.00 Save $80.00 RRP: $209.00
Gas Detector Gas Detector Gas Analyzer Gas Analyzer Freon Cfc Hfc Halogen Gas Leak Detector Air Cond
$69.00 Save $35.00 RRP: $104.00