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Shop the best prices on 7,786 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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193 - 224 of 7,786
Leak Detector High Sensitivity R22 R32 R134a
$54.00 Save $5.00 RRP: $59.00
-02 Portable Gas Leak Detector 50000PPM Sound Light Alarm
$69.00 Save $10.00 RRP: $79.00
Oxygen Analyzer Portable O2 Concentration Meter Detector US Plug
$179.00 Save $30.00 RRP: $209.00
Refrigerant leak detector GL77B
$59.00 Save $10.00 RRP: $69.00
Portable Carbon Dioxide Detector Air Quality Tester CO2 Meter
$49.00 Save $10.00 RRP: $59.00
Mini Carbon Monoxide Detector CO Air Quality Monitor HD LED Screen
$54.00 Save $10.00 RRP: $64.00
Mini Smart WIFI Mini CO Detector Indoor Air Quality Monitor CO Tester
$45.95 Save $8.05 RRP: $54.00
CO2 Infrared NDIR Sensor Air Quality Detector Digital Gas Analyzer
$43.95 Save $10.05 RRP: $54.00
BME680 Environmental Sensor Module STEMMA QT/Qwiic Interface Temperature/Humidity/Air Pressure/Gas Detection
$18.95 Save $9.00 RRP: $27.95
Mini Radon Air Quality Monitor Temperature Humidity Data Adjustment Radon Sensor Monitor Indoor Radon Gas Detector
$149.00 Save $80.00 RRP: $229.00
Portable Ozone Analyzer Multifunctional Intelligent CO O3 Ozone Meter Gas Detector Sensor Air Quality Pollution Monitor
$28.95 Save $14.00 RRP: $42.95
Tuya Wifi Gas Leak Detector Combustible Gas Alarm Color Screen Display Temperature for Kitchen Villa Warehouse
$46.95 Save $27.05 RRP: $74.00
WIFI Natural GasDetector and Carbon Monoxide CO Detector,Combustible Gas Leak DetectorMonitor for Co,Lng,Lpg,Methane(US)
$32.95 Save $16.05 RRP: $49.00
Temperature & Humidity Meter, Air Quality Monitor, CO2 Detector, A
$23.95 Save $4.00 RRP: $27.95
DM125C WIFI Desktop CO2 Quality Detector,Tuya WIFI Connection
$119.00 Save $20.00 RRP: $139.00
Air Quality Detector, Carbon Monoxide Temperature Humidity Detector
$43.95 Save $10.05 RRP: $54.00
Semiconductor CO2 Gas Sensor Carbon Dioxide Gas Sensor Air Quality Sensor Module UART Output JW01-CO2
$7.95 Save $4.00 RRP: $11.95
GN807 Combustible Gas Detector Alarm Digital Combustible Gas Detection 50-10000PPM Methane Flammable Gas Test Tool
$32.95 Save $21.05 RRP: $54.00
CCS811 Gas Sensors Carbon Dioxide Detection Sensors Module CO2 ECO2 TVOC Air Quality Detecting Output CJMCU-811
$16.95 Save $9.00 RRP: $25.95
Electrochemical NH3 Ammonia Gas Sensor Indoor Air Quality Environmental Monitoring SC05-NH3 Random Colors
$35.95 Save $18.05 RRP: $54.00
Gas Leak Detector Pen for Natural and Propane Gas, MultiGas Detection with LCD Display and Alarm, Orange
$69.00 Save $35.00 RRP: $104.00
HT66 Gas Leak Detector 50-1000PPM Sound Alarm Mini Household Detector
$23.95
NEH2S Electrochemical Hydrogen Sulfide Gas Sensor for Accurate Industrial H2S Detection
$149.00 Save $70.00 RRP: $219.00
Natural Gas Detector and Propane Gas Detector with 85dB Alarm for Home RV LPG Methane Leak Detection
$42.95 Save $26.05 RRP: $69.00
Rm370 carbon monox detector
$36.95 Save $57.05 RRP: $94.00
Portable Air Quality Detector Multifunctional Digital Carbon Dioxide Monitor for Home Bedroom Office
$28.95 Save $20.05 RRP: $49.00
AP388 Gas Leak Detector Digital Natural Gas Leak Sensor with Indicator Light Wide Range and High Accuracy for Gas Testing
$48.95 Save $15.05 RRP: $64.00
Household 1.9inch 240*280 Resolution Color Display Air Quality Detector High Sensitive Semiconductor Sensors 5in1 HCHO TVOC CO2 Temperature Humidity
$47.95 Save $16.05 RRP: $64.00
Tuya Wifi Portable Electrochemical Sensor CO Tester LCD Screen Carbon Monoxide Detector with Sound Lihgt Alarm and Low Battery Reminder Function
$54.00 Save $15.00 RRP: $69.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable Combustible Gases Concentration Analyzer Meter with Temperature Test
$46.95 Save $17.05 RRP: $64.00
MT-913 Thermometer Hygrometer Mini LCD Digital Temperature Humidity Meter Tester
$54.00 Save $20.00 RRP: $74.00
THC-4 Mini LCD Digital Thermometer Hygrometer Air Temperature Humidity Meters Moisture Meter
$89.00 Save $20.00 RRP: $109.00