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Shop the best prices on 8,747 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 - 32 of 3,200
Ozone Analyzer O3 Ozone Gas Detector Intelligent Sensor Ozone Meter Air Quality Gas Monitor Temperature Humidity Tester
$59.00
Handheld Oxygen Air Quality Monitor High Precision Temperature Humidity O3 Sensor Gas Detector Indoor O3 Quality Monitor
$84.00 Save $55.00 RRP: $139.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$149.00
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
$24.95 Save $11.00 RRP: $35.95
2X Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible
$269.00 Save $120.00 RRP: $389.00
Oxygen Sensor AO-02 Gas
$59.00
NEH2S Electrochemical Hydrogen Sulfide Gas Sensor for Accurate Industrial H2S Detection
$149.00 Save $70.00 RRP: $219.00
Formaldehyde Detector for Household Professional Self-Test Indoor Air Quality Testing Formaldehyde C
$16.95 Save $3.00 RRP: $19.95
SCD41 Gas Sensor Module Detects CO2,Carbon Dioxide,Temperature and Humidity in One Sensor
$30.95 Save $16.00 RRP: $46.95
Gauss Meter,2% Accuracy Magnetometer,Precision Industrial 0-2500mT -Meter, Rechargeable Gaussmeter
$129.00 Save $20.00 RRP: $149.00
2 in 1, Carbon Monoxide Detectors,Smoke Detector,Smoke Combination CO Alarm,85db Alarm,LCD Large Sc
$21.95 Save $6.00 RRP: $27.95
SNDWAY SW-723 Gas Detector Carbon Dioxide CO2 Monitor Alarm 9999 PPM Sensor Professional Carbon Dioxide Tester Device COO Meter
$189.00 Save $90.00 RRP: $279.00
US PLUG,Portable Ammonia Gas Detector,0-200 PPM Monitor with Temperature Humidity Tester for Farm,Poultry,Pig&Livestock
$169.00
Gauss Meter,2% Accuracy Magnetometer,Precision Industrial 0-2500mT -Meter, Rechargeable Gaussmeter with Hall Probe
$159.00 Save $80.00 RRP: $239.00
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$34.95
Handheld Oxygen Concentration Detector Temperature and Humidity Detection Oxygen Detector Oxygen Test Exceeding Alarms
$109.00 Save $30.00 RRP: $139.00
Indoor Air Quality Monitor,CO2 Monitor/Temperature/Formaldehyde Detector/Humidity TVOC for Rooms,Gro
$16.95 Save $5.00 RRP: $21.95
Ammonia Gas Detectors NH3 Gas Analyzers Meter Alarm Device Digital Gas Leak Detectors 0-100PPM
$179.00 Save $60.00 RRP: $239.00
GN803 Gas Leak Detector Methane Combustible Gas Testers
$24.95
As8906 Nitrogen Dioxide Gas Detector
$624.00
Ammonia Gas Detectors NH3 Gas Analyzers Meter Alarm Device Digital Gas Leak Detectors 0-100PPM
$179.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Analyzer Tester Portable Gases Leak L
$94.00 Save $15.00 RRP: $109.00
HT-1890 Gas Pressure Gauge Manometer Digital Manometer Data Hold
$48.95 Save $25.05 RRP: $74.00
Travel Carbon Monoxide Detector Mini Camping Tent Alarm,Orange
$37.95 Save $26.05 RRP: $64.00
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$99.00 Save $70.00 RRP: $169.00
Natural Gas Detector Combustible Alarm 70db Alarm for Methane Propane Lng Ideal for Home and Kitchen Safety EU Plug
$18.95 Save $10.00 RRP: $28.95
12v Gas Detector Sensor Alarm Propane Butane Lpg Natural Motor Home Camper
$36.95 Save $82.05 RRP: $119.00
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set
$15.95
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas
$38.95 Save $45.05 RRP: $84.00
CO2 Meter Air Quality Handheld 5000Ppm CO2 Monitor, S8601
$28.95 Save $19.00 RRP: $47.95
High-Precision Gas Tester Rechargeable Portable HCHO Alarm Trending TVOC Air Quality Formaldehyde Detector
$119.00
Oxygen Detector with Pump Suction O2 Meter for Oxygen Concentration Temperature Humidity Monitoring 0-30.0% Vol
$99.00 Save $30.00 RRP: $129.00