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Shop the best prices on 4,965 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Other and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1 - 32 of 3,200
4-in-1 Gas Detector CO Alarm, Carbon Monoxide & Gas Leak Detector with Temp Humidity Monitor Digital Display Plug-in Home Safety
From $33.95
Portable Multi Gas Detector Long Battery Life & Rechargeable Convenience For Work & Home Safety
From $40.95
4OXV oxygen sensors City Tech O2 Oxygen Sensors SR-X2V BW replacement oxygen gas sensors
From $119.00
Radon Detector Monitor the Average Value of Air Radon Concentration Gas Detector Analyzing Tool Radon Detector
From $169.00
Oxygen Sensor AO-02 Compatible with AO2 AA428-210 AO2PTB-18.10
From $38.95
Handheld Carbon Monoxide Meter, 80Db CO Leak Detector,CO Gas Analyzer
From $39.95
Portable Industry H2/o3/co/ph3/co2/h2s/nh3/o2/no2/no/ex/ch4 Gas Detector Combustible Gas Alarm Detetcor Usb Charge 0-100%lel
From $429.00
Guard-863Pro 4 Gas Monitor Multi Gas Detector for H₂S, CO, LEL, and O₂, with TFT Color Screen, Upgraded O₂ Sensor (5-Year Lifespan), USB Data Export
From $299.00
CGM6812-B00 Hydrogen, Methane, Propane Gas Sensor Pre-Calibrated Module for Combustible Gas
From $179.00
Semiconductor CO2 Gas Sensor Carbon Dioxide Gas Sensor Air Quality Sensor Module UART Output JW01-CO2
From $8.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature C
From $35.95
-sgp30 Gas Sensor Air Quality Tvoc Eco2 Carbon Dioxide Co2 Iic I2c 3.3v 5v Measurement Detector For Viewleaf
From $28.95
Carbon dioxide detector CO2 detector carbon dioxide concentration three in one temperature and humidity detection
From $44.95
Air Quality Detector for CO2, CO2 Carbon Dioxide Detector, CO2 Monitor, Air Pollution Temperature and Humidity Detector 6 in 1 Sensor Real-time Displa
From $89.00
Household Gas Alarm Kitchen Gas Leak Detector Solenoid Valve Combustible Gas Alarm
From $64.00
CO2 Detector, 400 to 5000 PPM Home CO2 Sensor, Mini CO2 Detector Meter, High Accuracy Temperature Relative Humidity Tester with 3 Color Indicator Ligh
From $89.00
Portable Propane Methane And Natural Gas Leak Detector
From $59.00
Household 1.9inch 240*280 Resolution Color Display Air Quality Detector
From $39.95
Combustible Gas Detector Gas Alarm Digital Combustible Gas Detection
From $33.95
Handheld Digital Oxygen Detector Usb Rechargeable O2 Sensor Tester
From $169.00
Household Air Quality Detector Multifunctional T/h Sensors Co2 Tester
From $54.00
Portable Gas Analyzer Household Gas Leak Detector
From $64.00
9 In 1 Bt Air Quality Monitor Co2 Meter Carbon Dioxide Detector
From $59.00
Infrared Air Quality Monitor Co2 Carbon Dioxide Detector
From $35.95
84414466 Tractor Nox Sensor Nitrogen Oxide Sensor for Case Claas 5WK96711C
From $109.00
3X MH-Z19 MH-Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000Ppm UART PWM(A)
From $74.00
-6000 Freon Leak Detector Halogen Leak Detector Refrigerant Gas Hvac R22 R410a R134a R1234yf Cfcs Hc Viewleaf
From $54.00
Portable Gas Leak Detector Gas Analyzer Mini Household Meter Combustible Natural Tester Determine Viewleaf
From $44.95
4 Gas Monitor H2s O2 Co And Gas Monitor Professional Gas Sniffer With Lcd Display Sound Light Vibra Viewleaf
From $389.00
Mini CO2 Detector,Air Quality Monitor, Infrared CO2 Monitor for Travel Home Indoor,You Can Use Anyw
From $79.00
9 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 CO TVOC HCHO PM2.5 PM1.0 PM10 Tempe
From $74.00
ZE08-CH2O Formaldehyde Sensor with Serial Port Output for Accurate Concentration Measurement
From $17.95