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Shop the best prices on 8,062 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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3,041 - 3,072 of 3,200
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2 (with 3 slave units)
$74.00 Save $65.00 RRP: $139.00
CO2 Monitor, CO2 Detector with 400-5000 PPM Sensor, Sound Alarm, Temperature, Humidity, Powered by Rechargeable Batteries
$104.00 Save $185.00 RRP: $289.00
Gas leak detector with audible and visual alarm
$119.00 Save $90.00 RRP: $209.00
White 5 In 1 5 In 1 Carbon Dioxide Detector Temperature/humidity Air Quality Monitor Digital Co2 Meter Formaldehyde Detector Air Analyzer For Co2/hcho
$169.00
Jadeshay Air Ion Tester 1 PCS Mini Car Air Ion Tester Meter Counter for Negative Air Ion Generator LUU57
$119.00 Save $20.00 RRP: $139.00
Radiation Pollution Detector Multifunctional Geigers Counter Portable Radiation Dosimeter Detectors
$329.00 Save $345.00 RRP: $674.00
Stud Finder Pipe Sensor Metal Gold Detector Vibration Light Alarm for Wires Cable PVC Water Pipe
$14.95 Save $33.00 RRP: $47.95
1PC CJ-702-U Multi-in-One Sensor Module CO2/PM2.5/CH2O/TVOC
$49.95
Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV,Combustible & G
$22.95 Save $8.00 RRP: $30.95
Gas Alarm For Home Restaurant Hospital Car Strong Sturdy And High Sensitivity Natural Gas Detector
$59.00
SMART SENSOR AS5750 Refrigerant Leak Detector High Sensitive USB Rechargeable Halogen Leak Detector
$109.00 Save $30.00 RRP: $139.00
Air Monitor Co2 Carbon Dioxide Detector Air Quality Temperature Humidity Monitor Fast Measurement Meter-dwdz
$28.95 Save $22.00 RRP: $50.95
Portable Gas Leak Detector Tester Propane Methane Natural Gas Alarm Sensor Safe
$26.95 Save $20.00 RRP: $46.95
Portable Air Quality Monitor Indoor CO2 Detector 5 in 1 Formaldehyde HCHO TVOC Tester LCD Temperatur
$34.95 Save $39.05 RRP: $74.00
6 In 1 Air Quality Detector Lcd Large Screen Co2 Meter Pm2.5 Pm10 Hcho Tvoc Co Co2 Co Carbon Dioxide Formaldehyde Monitor
$59.00 Save $35.00 RRP: $94.00
Air Quality Detector, Multifunctional Carbon Dioxide Co2 Tester Tvoc Hcho Value Electricity Quantity Temperature Humidity Display Functionwhite
$119.00 Save $120.00 RRP: $239.00
Methane Butane-combustible Gas Natural-gases Leak Detector Quick-response Alarm
$38.95 Save $30.05 RRP: $69.00
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
$42.95 Save $8.00 RRP: $50.95
Shibingsheng Carbon Dioxide Detector, Carbon Monoxide Detector, Temperature and Humidity Detector, Air Quality M
$89.00 Save $50.00 RRP: $139.00
Refrigerant Leak Detector 0-1000PPM Air Conditioning HVAC Refrigerant Leak Detector CFC HFC HCFC HC HFO Tester GL77B
$59.00 Save $35.00 RRP: $94.00
Handheld Carbon Monoxide Meter, 80Db CO Leak Detector,CO Gas Analyzer
$45.95
Tuya WIFI Air Quality Monitor 5 in 1 Formaldehyde VOC CO2 Temperature Humidity Detector Sensor Suppo
$26.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$54.00
White Air Quality Monitor Co2 Meter Temperature And Humidity Carbon Dioxide Detector With Alarm Function Tabletop Real-time Air Gas Detector For Home
$199.00
WiFi Smart Air Quality Monitor CO2 Meter TVOC HCHO PM2.5 Tester Digital CO2 Sensor Formaldehyde Gas Detector Tuya APP A
$84.00 Save $35.00 RRP: $119.00
Handheld 3-in-1 Air Quality Monitor for Carbon Dioxide Detection up to 5000PPM Portable Device
$49.95 Save $29.05 RRP: $79.00
5-in-1 Air Quality Monitor for Formaldehyde, VOC, CO2, Temperature, and Humidity Detection Sensor
$36.95 Save $32.05 RRP: $69.00
1085 Radon Detector Portable Home Radon Detector Natural Radon Gas Radiation Detector for Marble Granite Homes
$239.00 Save $150.00 RRP: $389.00
FNIRSI GD-02 Portable Gas Leak Detector 50000PPM Sound Light Alarm Combustible Natural Methane LPG Leak Detectio Gas Detector
$59.00 Save $30.00 RRP: $89.00
WiFi Smart Carbon Monoxide Alarm,WiFi CO Gas Detector with Tuya
$33.95
Mini Smart WIFI Mini CO Detector Indoor Air Quality Monitor CO Tester
$39.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$49.95 Save $34.05 RRP: $84.00