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Shop the best prices on 7,623 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Other and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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33 - 64 of 7,623
SMART SENSOR Ammonia Detector Ammonia Gas Meter Digital Portable Automotive Ammonia Gas Tester Monitor NH3 Detector
$429.00 Save $145.00 RRP: $574.00
Tuya WIFI Natural Gas Sensor Combustible Household Smart LPG Gas Alarm Detector Leakage Sensor EU Plug
$24.95 Save $7.00 RRP: $31.95
PH Probe Sensor Waterproof Accurate Measurement Quick Response PH Electrode for Q9 BNC Plugs 1.9m
$40.95 Save $18.05 RRP: $59.00
CO2 Detector Semiconductor Air Quality Monitor Temperature Humidity Sensor H8 Plus ZNAZGG01 Blanc
$54.00 Save $20.00 RRP: $74.00
CO2 Temperature Humidity Monitor 400‑5000PPM Real Time Monitoring High Accuracy Portable CO2 Detector with Alarm
$89.00 Save $15.00 RRP: $104.00
E Shape 35K RPM Dental Lab Jewelry Micromotor Polishing Micro Motor Handpiece Electric Nail Drill Handle
$94.00 Save $15.00 RRP: $109.00
2 in 1 Soil Quality Tester Moisture and PH Meter High Sensitivity Probe Humidity and Acidity Tester
$44.95 Save $19.05 RRP: $64.00
Portable Breathalyzer, Breathalyzer Breath Tester Meter LED Digital Display Accurate Portable Testing Tool for Drivers Or Home Use 1P5U1
$40.95 Save $18.05 RRP: $59.00
ZFX-13001 Digital High-Precision Humidity Controller Intelligent Humidity Control Switch Dehumidification/Humidification Mode Humidistat
$54.00 Save $20.00 RRP: $74.00
CO2 Detector Semiconductor Air Quality Monitor Temperature Humidity Sensor H8 Plus ZNAZGG01
$54.00 Save $20.00 RRP: $74.00
7 in 1 500V Changeable Insulated Screwdrivers Set with Magnetic Phillips and Slotted Bits Electrician Repair Tools Kit
$44.95 Save $19.05 RRP: $64.00
Nitric Oxide Detector 0‑50ppm 3.5in TFT Display Handheld NO Gas Tester Sensor for Home
$1,849.00
Air Quality Monitor Portable LCD Backlight Screen CO2 TVOC HCHO PM2.5 PM10 Detector with Alarm White
$54.00 Save $15.00 RRP: $69.00
Portable Natural Gas Leak Detector with LCD Display High Accuracy Combustible Gas Detector Sensor Tester
$59.00 Save $20.00 RRP: $79.00
ZFX-13001 Digital High-Precision Humidity Controller Intelligent Humidity Control Switch Dehumidification/Humidification Mode Humidistat
$54.00 Save $15.00 RRP: $69.00
1PCS J321 Geiger Tube Counter Hard Beta Detectors Geiger Counter Kit the Tube for Nuclear Radiation Detector
$26.95
Halogen Leak Detector Air Conditioning Refrigerant Leak Detector HVAC R22 R410A R134A CFCs HCFC Fre
$42.95
10 in 1 Air Quality Monitor HCHO TVOC PM2.5 PM10 CO CO2 Temperature&Humidity Tester Carbon Dioxide Detector White
$36.95
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable Combustible Gases Concentration Analyzer Meter with Sound Light Alarm
$69.00 Save $10.00 RRP: $79.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor White
$35.95 Save $28.05 RRP: $64.00
Air Quality Monitor Co2 Detector With 2.8 Inch Tft Indoor Temperature Humidity Carbon Dioxide 1500mah Rechargeable Co2 Meter
$139.00
LXH‑8 1/2 Cold Water Meter, Highly Sensitive Remote Water Gauge Meter, Houshold Use
$84.00 Save $15.00 RRP: $99.00
9 In1 Co2 Meter Air Quality Monitor App Bt Carbon Dioxide Detector Tvoc Hcho Pm2.5 Pm1.0 Pm10 Temperature Humidity Co2 Sensor
$219.00
ZPSHYD Handheld Ozone Meter Detector USB Charging Air Quality Pollution Monitor for Home Office Industry GCXYL
$189.00 Save $20.00 RRP: $209.00
Portable Air Quality Monitor Temperature Humidity Tester Co2 Detector Classrooms Restaurants Co2 Monitor Air Quality Detector
$99.00
Peakmeter Pm6310 High Accuracy Portable Combustible Gas Leak Detector
$209.00
Portable Propane Methane and Natural Gas Leak Detector Combustible Gas Tester Meter Sniffer with Sound Light Alarm Sensitive Adjustable
$64.00
For Leak Detector Freon Gas Leakage Tester Air Monitor Conditioning for R22a R134a Gas Meter with L
$48.95 Save $15.05 RRP: $64.00
Portable Air Quality Detector Multifunctional Digital Carbon Dioxide Monitor For Home Bedroom Office
$42.95 Save $46.05 RRP: $89.00
Portable Radon Detector, Audible & Visual Alarm, Long-Term Radon Concentration Monitoring for Home Basement, PCi/L
$209.00 Save $30.00 RRP: $239.00
Lcd Co Sensor 433mhz Wireless Working Built In 85db Siren Sound Carbon Monoxide Poisoning Warning A Viewleaf
$29.95 Save $15.00 RRP: $44.95
Tuya Combustible Gas Detector Gas Alarm Gas Detection Sensor,A
$24.95 Save $7.00 RRP: $31.95