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Shop the best prices on 7,785 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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545 - 576 of 7,785
Dm69 Household Infrared Sensor Carbon Dioxide Detector Multi-function Air Quality Pm2.5/hcho/tvoc
$219.00
Ua1250 Hand-held Laser Thermometer Oil Temperature Measuring Instrument 1250 ° C Infrared Temperature Measuring Gun
$289.00
Fs-600 Nuclear Radiation Detector Electromagnetic Ionization Marble Radioactive Radiation Test Geiger Counter
$219.00
MESTEK CGD02A Combustible Gas Detector High Precision Hand-held Gas Leak Tester Monitor VA Reverse Display Sound and Light Alarm 0-50000ppm
$109.00 Save $70.00 RRP: $179.00
5 in 1 Indoor Air Quality Detector Bluetooth APP Accurate Sensor Magnetic Wall Mount Portable Air Quality Tester for HCHO PM2.5 Temperature Humidity
$74.00 Save $55.00 RRP: $129.00
Co2 Gas Detector Desktop Carbon Dioxide Datalogger Range Tvoc Air Quality Temperature Rh Meter Alarm Trend Record
$169.00
Ar830a Formaldehyde Pm2.5 Gas Detector Tvoc Air Quality Monitor Formaldehyde Tester
$239.00
Air Quality Detector Co2 Tester With Carbon Dioxide Tvoc Formaldehyde Value Electricity Quantity Temperature Humidity Display
$59.00
USB Intelligent CO2 Tester Air Quality Tester High Sensitive Carbon Dioxide Detector CO2 Meter Tester PTH-4
$129.00 Save $30.00 RRP: $159.00
MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module Household Appliance Accessories Ana
$20.95 Save $5.00 RRP: $25.95
Carbon Dioxide Air Quality Monitor, 5in1 Temperature and Humidity Detector, White
$54.00 Save $25.00 RRP: $79.00
Gas Detector with Digital Display and External Pump for Combustible Gases, Oxygen, Carbon Monoxide, Hydrogen Sulfide
$94.00 Save $55.00 RRP: $149.00
Alcohol Gas Sensor Module For Breath Gas Detection And Home Security, 2-Pack
$20.95 Save $10.00 RRP: $30.95
Industrial Gas Detector Dy26 Mini Ultrasonic Leak Detector Handheld Vacuum Seal Leak Tester Continuous Monitoring
$109.00 Save $60.00 RRP: $169.00
Ozone Analyzer Portable Air Quality Monitor O3 Gas Detector Intelligent Sensor Multi-Gas Detector
$259.00 Save $130.00 RRP: $389.00
DR850 4 in 1 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter for O2 / CO / H2S / COMB
$209.00
Air Quality Detector for CO2, CO2 Carbon Dioxide Detector, CO2 Monitor, Air Pollution Temperature and Humidity Detector 6 in 1 Sensor Real-time Displa
$84.00 Save $45.00 RRP: $129.00
CO2 Detector, 400 to 5000 PPM Home CO2 Sensor, Mini CO2 Detector Meter, High Accuracy Temperature Relative Humidity Tester with 3 Color Indicator Ligh
$89.00 Save $50.00 RRP: $139.00
MF6600 Thermal Mass Flow Meter Digital MEMS Gas Flowmeter with LCD Display RS485 Output Adjustable
$159.00 Save $20.00 RRP: $179.00
Air Quality Tester, Indoor Air Quality Meter 5 in 1 PM2.5 HCHO Carbon Dioxide Detector Portable CO2 Monitor
$64.00 Save $20.00 RRP: $84.00
-6000 Freon Leak Detector Halogen Leak Detector Refrigerant Gas Hvac R22 R410a R134a R1234yf Cfcs H
$74.00 Save $20.00 RRP: $94.00
5 In 1 Air Quality Monitor Co2 Meter Digital Temperature Humidity Tester Carbon Dioxide Tvoc Hcho D
$59.00 Save $15.00 RRP: $74.00
Gas Detector Reliable Performance Intelligent Voice Alarm High Stability Combustible Gas Monitor 90240vus Plug
$119.00
Digital Display Combustible Gas Detector Flexible Probe LCD Backlit Gas Leakage Detector 0‑10000ppm
$94.00 Save $15.00 RRP: $109.00
SMART SENSOR Hand-held CFCs HCFCs HFCs Halogen Gas Detector Refrigerant Air Conditioning Detector Freon Gas Leak Tester
$74.00 Save $30.00 RRP: $104.00
Air Quality Monitor, Aiment 9 In 1 Multifunctional Carbon Dioxide Detector Accurate Co2 Tester Air Quality Detector Air Analyzer
$249.00
5 In 1intelligent Air Quality Monitor Co2 Sensor Mini Gas Detector For Tvoc Hcho Co2 Gas Analyzer Thermometer & Hygrometer Home
$94.00 Save $55.00 RRP: $149.00
Gas Leak Detector with Display - Methane, Propane, Butane Safe Alarm & Easy Installation
$54.00
Multi Gas Detector Gas Meter O2 H2S CO 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$139.00
Gas Leak Detector Analyzer Methane Combustible Gas 50000PPM 100%LEL Combustible Natural Gas Tester
$64.00 Save $65.00 RRP: $129.00
7 In 1 Air Quality Detector Carbon Dioxide Co2 Formaldehyde Dust Tvoc With Tuya Smart Wifi Link Time Recording Function
$749.00
Gas Detector, LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, Combustible Methane, Propane,
$79.00 Save $40.00 RRP: $119.00