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Shop the best prices on 8,065 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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1,473 - 1,504 of 3,200
Portable Ozone Analyzer Multifunctional Intelligent O3 Ozone Meter Gas Detector Sensor Quality Poll
$139.00
Tuya Wifi Air Quality Monitor CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity Detector
$33.95 Save $5.00 RRP: $38.95
MICS-6814 Gas Sensor Carbon Monoxide CO NO2 NH3 Nitrogen Oxygen Quality Detection Numerical Sensor
$48.95 Save $5.05 RRP: $54.00
Portable Ozone Analyzer Multifunctional Intelligent O3 Ozone Meter Gas Detector Sensor Air Quality
$129.00 Save $10.00 RRP: $139.00
6 in 1 Air Quality Detector for CO O2 Temperature Humidity Atmospheric Pressure Altitude, Monitor f
$104.00 Save $5.00 RRP: $109.00
Air Quality Monitor,Testing Carbon Dioxide Detector,Indoor CO2,TVOC,PM2.5,PM1.0,Temperature,Humidit
$139.00 Save $10.00 RRP: $149.00
Portable Radon Detector Digital Domestic Radon Monitor Gas Monitoring Instrument Highly Sensitive N
$159.00 Save $20.00 RRP: $179.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms Value USB Rechargeable 2.8inch
$139.00 Save $20.00 RRP: $159.00
UT336A Refrigerant Leak Detector,Refrigerant Type Refrigeration Industry Negative Electronic Leak
$119.00 Save $20.00 RRP: $139.00
Refrigerant Leak Detector 0-1000PPM Air Conditioning HVAC Refrigerant Leak Detector HCFC HFO Tester
$54.00 Save $15.00 RRP: $69.00
Refrigerant & Combustible Gas-Leak Detector, PPM Freon Leak Detector with Loud Alarm, for R134A R41
$54.00 Save $5.00 RRP: $59.00
AS8800L Gas Detector Protable Mini Combustible Gas Leakage Location Determine Tester with Sound an
$36.95 Save $10.00 RRP: $46.95
Oxygen Detector with Pump Suction O2 Meter for Oxygen Concentration Temperature Humidity Monitoring
$89.00 Save $10.00 RRP: $99.00
OCS-3F2.1 Ultrasonic Oxygen Sensor Oxygen Concentrator for Detects Purity and Flow 21-95.6% 0-20L
$32.95 Save $21.05 RRP: $54.00
Air Quality Detector 6 in 1 Detector HCHO TVOC CO2 CO PM10 PM2.5 Meter Gases Detecting Intelligent
$35.95 Save $3.00 RRP: $38.95
Tuya WIFI Household Fire Detector with Sensor for Home Security
$35.95 Save $8.00 RRP: $43.95
SCD40 Gas Sensor Module 2.4-5.5V Detects CO2 Carbon Dioxide Temperature and Humidity Sensor I2C Com
$48.95 Save $15.05 RRP: $64.00
PM2.5 Dust Detector, Household Indoor Laser Meter, Air Quality Testing Instrument, Gas Detector
$54.00 Save $5.00 RRP: $59.00
Freon Leak Detector Halogen Gas Analyzer Air Conditioning Gas Detector Refrigerant Leak R134a CFCs
$64.00 Save $10.00 RRP: $74.00
MICS-5524 Air Quality Gas Sensor Module CO H2 Methane Ethanol Detection Board High Sensitivity for
$15.95 Save $3.00 RRP: $18.95
Air Quality Meter Tester TFT Carbon Dioxide Detector
$59.00 Save $15.00 RRP: $74.00
Air Quality Tester, Rechargeable Multifunctional Air Quality Monitor, High Accuracy Color Screen HCHO CO2 Gas Monitor Alarm Detector
$48.95 Save $20.05 RRP: $69.00
Infrared Mini CO2 Detector 3 in 1 Portable LCD Temperature Humidity Air Analyzer for Home Indoor Tra
$64.00 Save $20.00 RRP: $84.00
Gas Detector Gas LEL Gas Meter
$114.00 Save $55.00 RRP: $169.00
O2 Gas Detector Intelligent SENSOR AR8100 Oxygen Detector
$169.00 Save $80.00 RRP: $249.00
Carbon Monoxide Gas Detector Disposable Co Meter
$824.00
Hld-100+ Halogen Leak Detector Freon Halogen Refrigerant Gas Leak Detector Leakage Halogen Analyzer Detector Sensitivity Tool
$104.00
Combustible Gas Detector Analyzer Monitor Sound Alarm Analog Bar Aalrm Temp Lcd Screen With Flexible Probe 50000 Ppm 100% Lel
$169.00
Indoor Air Quality Monitor Co2 Carbon Dioxide Detector TVOC Air Temperature Humidity Quality Detector White
$64.00 Save $20.00 RRP: $84.00
Bh-80 Four In One Toxic And Harmful Gas Detector Portable Concentration Detection Of Combustible Gas Leakage For Industrial Use
$1,799.00
4 In 1 Intelligent Air Quality Monitor Gas Detector Mini Gas Detector For Tvoc Hcho Pm2.5 Pm10 Gas Analyzer Home Office Outdoor
$79.00
As8801 Oxygen Detector Air Oxygen Concentration Explosion-proof Portable Oxygen Detector Alarm
$239.00