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Shop the best prices on 7,993 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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1,729 - 1,760 of 7,993
CO2 Air Detector Carbon Dioxide Detector Agricultural Production CO2 Monitor black
$74.00 Save $25.00 RRP: $99.00
Multi Gas Detector 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$269.00 Save $90.00 RRP: $359.00
Carbon dioxide concentration temperature and humidity detection portable CO2 detector
$59.00 Save $20.00 RRP: $79.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms Value USB Rechargeable 2.8inch
$139.00 Save $20.00 RRP: $159.00
2M EGT Sensor K Type Thermocouple Probe Exhaust Gas Temperature Sensor Threads Exhaust Temp BS Temp sensor
$33.95 Save $75.05 RRP: $109.00
Formaldehyde Monitor Carbon Dioxide Detector TVOC Detector Temperature and Humidity CO 2 Air Qualit
$20.95 Save $4.00 RRP: $24.95
12v Gas Detector Sensor Alarm Propane Butane Lpg Natural Motorhome Camper
$44.95 Save $19.05 RRP: $64.00
Air Quality Meter PM2.5 PM10 Carbon Dioxide TVOC HCHO Tester TFT Carbon Dioxide Detector
$84.00
ANENG GN805 Combustible Gas Leak Detector 50-10000PPM Methane Alcohol Tester Sound Light Alarm LCD Backlight Portable Analyzer
$29.95
Home CO2 Sensor 400 to 5000 PPM, 3 in 1 Air Quality Monitor with Self-calibration Function for Office and Hotel
$169.00
Tuya WiFi Smart Air Box Detector Air Quality Monitor Air Housekeeper
$44.95 Save $7.00 RRP: $51.95
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$104.00 Save $45.00 RRP: $149.00
Digital Hydrogen Tester Pen, High-Precision Hydrogen Meter for Reliable Testing
$45.95 Save $53.05 RRP: $99.00
HB057 Intelligent Carbon Monoxide CO Poison Gas Alert Detector
$45.95 Save $33.05 RRP: $79.00
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set
$59.00 Save $30.00 RRP: $89.00
O3 Ozone Meter Ozone Analyzer Air Detector Intelligent Sensor Ozone Counter Air Quality Pollution Monitor(,)
$139.00 Save $90.00 RRP: $229.00
Mini Indoor Dioxide Concentrat Detector Portable Moning Co2 Detector
$159.00 Save $60.00 RRP: $219.00
Electromagnetic Radiation Detector-ZZY
$179.00 Save $110.00 RRP: $289.00
20-In-1 Tuya WIFI Air Quality Detector 5Pcs Subunits
$149.00
Multi-gas Detector Connected With Voice Announcement
$79.00 Save $40.00 RRP: $119.00
WIFI Natural Gas Detector and Carbon Monoxide CO Detector (US)
$37.95 Save $7.00 RRP: $44.95
WIFI Natural Gas Detector and Carbon Monoxide CO Detector (EU)
$37.95 Save $7.00 RRP: $44.95
Digital RV Propane Gas Detector with 85dB Loud Alarm, DC 12V, for Trailer, Motorhome, Motorcoach
$35.95 Save $28.05 RRP: $64.00
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature A
$38.95 Save $7.00 RRP: $45.95
PM2.5 Air Quality Detection Sensor
$38.95 Save $7.00 RRP: $45.95
Air Conditioner Fluorine Leak Detector Refrigerant Leak Detector Freon Refrigerant Leak Detector HD0
$47.95 Save $26.05 RRP: $74.00
Refrigerant & Combustible Gas-Leak Detector, PPM Freon Leak Detector with Loud Alarm, for R134A R410
$51.95 Save $27.05 RRP: $79.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustibl
$159.00 Save $60.00 RRP: $219.00
Tuya Wifi Air Quality Monitor Smart Home CO2 Detector, Wifi
$27.95 Save $5.00 RRP: $32.95
MICS-6814 Gas Sensor Carbon Monoxide CO NO2 NH3 Nitrogen Oxygen Quality Detection Numerical Sensor
$47.95 Save $6.05 RRP: $54.00
Freon Leak Detector Halogen Leak Detector R22 R410A R134A R1234YF Refrigerant Gas HVAC Air Condition
$41.95
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