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Shop the best prices on 7,794 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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1,025 - 1,056 of 7,794
5 In 1 Air Quality Monitor Co2 Meter Digital Temperature Humidity Tester Carbon Dioxide Tvoc Hcho D
$48.95 Save $25.05 RRP: $74.00
Co2 Detector, Carbon Dioxide Detector, Co2 Sensor - Agricultural Production Greenhouse Co2 Monitor - For Home/office/gym/car -semiconductor Inspection
$42.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor
$40.95 Save $13.05 RRP: $54.00
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Infrared IR 400-5000ppm for CO2 Monitor
$20.95 Save $5.00 RRP: $25.95
Mini Gas Detector Combustible Methane Natural Gas Leak Tester Sensor for Home HT66
$49.95 Save $29.05 RRP: $79.00
Portable Natural Gas Leak Detector with LCD Display High Accuracy Combustible Gas Detector Sensor Tester
$49.95 Save $29.05 RRP: $79.00
Natural Gas Sensor Sensor Propane Butane LPG Natural Motor Home Marine 12V
$31.95 Save $22.05 RRP: $54.00
Indoor Air Quality Monitor,CO2 Monitor/Temperature/Formaldehyde Detector/Humidity TVOC for Rooms,Gr
$16.95 Save $37.05 RRP: $54.00
C-100 Multifunctional 5 in 1 Salinity TDS EC Seawater Test Pen Water Quality Detector Detector
$45.95 Save $28.05 RRP: $74.00
Indoor Air Quality Monitor,CO2 Monitor/Temperature/Formaldehyde Detector/Humidity TVOC for Rooms,Gr
$16.95 Save $37.05 RRP: $54.00
14 In 1 Quality Monitor Tuya Wifi Co/co2 Detector Real Time Monitoring Big Display Home Air Test Kits App Control A
$99.00
Multi Gas Detector Gas Meter O2 H2s Co Lel 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector Viewleaf
$169.00
20-In-1 Tuya WIFI Air Quality Detector CO/CO2/TVOC/HCHO/PM2.5/PM1.0/PM10/Temp/Humidity 5Pcs Subunits
$169.00 Save $70.00 RRP: $239.00
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Infrared IR 400-5000ppm for CO2 Monitor Terminal Type
$21.95 Save $13.00 RRP: $34.95
HoldPeak Portable Ultrasonic Oxygen Measuring Instrument,for Detection PSA Oxygen Generator Output Concentration,Flow Rate
$329.00 Save $220.00 RRP: $549.00
Formaldehyde Detector Household Decoration Occupancy Gas Detection Indoor Harmful Odor Test TVOC
$24.95 Save $15.00 RRP: $39.95
2X WJL-6000 Freon Leak Detector Halogen Leak Detector Refrigerant Gas HVAC R22 R410A R134A R1234YF CFCs HCFC Detector
$64.00 Save $35.00 RRP: $99.00
2X SCD41 Gas Sensor Module Detects CO2,Carbon Dioxide,Temperature and Humidity in One Sensor
$69.00 Save $50.00 RRP: $119.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16B-CO (0-1000PPM)
$25.95 Save $16.00 RRP: $41.95
O2 Gas Detector Oxygen Detector Intelligent SENSOR AR8100 Oxygen Detector Rechargeable LCD O2 Gas Meter Oxygen Monitor
$169.00 Save $100.00 RRP: $269.00
MICS-4514 Gas Sensor Module Co/No2/NH3/T4 Concentration Detection Board
$54.00 Save $35.00 RRP: $89.00
Tuya WIFI Natural Gas Sensor Combustible Household Smart LPG Gas Alarm Detector Leakage Sensor EU Plug
$25.95 Save $15.00 RRP: $40.95
Refrigerant Leak Detector 0-1000PPM Air Conditioning HVAC Refrigerant Leak Detector CFC HFC HCFC HC HFO Tester GL77B
$54.00 Save $35.00 RRP: $89.00
ANENG HD02 Halogen Leak Detector R22/R32/R134a Gas Detector Analyzer Rechargable Refrigerant Gas Air Conditioning Tester Tool
$40.95 Save $28.05 RRP: $69.00
O2 Gas Detector Oxygen Detector Intelligent SENSOR AR8100 Oxygen Detector Rechargeable LCD O2 Gas Meter Oxygen Monitor
$149.00 Save $90.00 RRP: $239.00
Indoor Carbon Dioxide Monitor NDIR Sensor Indoor CO2 Detector USB Charger 6 In 1 Carbon Dioxide Detector TVOC Detector For Car-black
$114.00 Save $35.00 RRP: $149.00
H58B Digital CO2 Sensor PPM Meters Mini Carbon Dioxide Detector Gas Analyzer Air Quality Monitor USB Detector TVOC HCHO PM2.5
$99.00 Save $30.00 RRP: $129.00
Air Quality Tester, Air Quality Monitor Indoor,Formaldehyde Detector,Sensor, Detect & Test Indoor Pollution, TVOC Gas Wholesales
$129.00 Save $40.00 RRP: $169.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16-CO
$25.95 Save $5.00 RRP: $30.95
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Infrared IR 400-5000ppm for CO2 Monitor Terminal Type
$23.95
Gasmonitor HT61 Pen-Type Portable Gas Detector, Gas Leak Detector And Gas Analyzer, 1000 PPM, Compact For Home RV
$79.00 Save $40.00 RRP: $119.00
Wireless Natural Gas Detector High Sensitive 80db Warning 433mhz Security System Gas Leak Sensor Eu Viewleaf
$42.95 Save $16.05 RRP: $59.00