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Shop the best prices on 8,064 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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1,185 - 1,216 of 3,200
CO2 Detector NDIR Sensing Type C Charging Temperature Humidity Tester Portable Air Quality Monitor White
$79.00 Save $15.00 RRP: $94.00
Smart Sensor As5750 Portable Refrigerant Gas Leakage Detector Halogen Gas Detect
$189.00
Tuya WIFI Air Quality Monitor 5 in 1 Formaldehyde VOC CO2 Temperature Humidity Detector Sensor Suppo
$26.95
5 in 1 Air Quality Detector Semiconductor Sensors CO2 Monitor Black
$24.95
US Plug,4 in 1 Gas Monitor for O2,CO,H2S,Combustible Gas Tester, Gas Leak Detector with Sound,Light
$139.00 Save $20.00 RRP: $159.00
Portable Detector(0-20 PPM&0.01 PPM High Resolution), Meter with Alarm,Temp & Humidity Tester US Pl
$199.00 Save $20.00 RRP: $219.00
Multifunctional Air Quality Meter Indoor HCHO TVOC Carbon Monoxide CO2 PM2.5 PM10 Temperature and H
$35.95 Save $5.00 RRP: $40.95
6in1 Digital Air Quality Monitor Detector Formaldehyde TVOC PM2.5 /CO2 Meter Temperature Humidity T
$34.95 Save $5.00 RRP: $39.95
6 in 1 Air Quality Monitor Multifunctional Automatic Display Indoor Office Wall Hanging Screen Disp
$26.95 Save $4.00 RRP: $30.95
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Det
$20.95 Save $4.00 RRP: $24.95
Digital RV Propane Gas Detector with 85dB Loud Alarm, DC 12V, for Trailer, Motorhome, Motorcoach White
$29.95 Save $49.05 RRP: $79.00
Formaldehyde Detector for Household Professional Self-Test Indoor Air Quality Testing Formaldehyde
$16.95 Save $3.00 RRP: $19.95
HLW-100 4-in-1 Air Quality Detector Formaldehyde CO2 PM2.5 PM10 Tester Smart Air Monitor Real-Time
$45.95 Save $8.05 RRP: $54.00
4 in 1 Portable Carbon Monoxide Detector Temperature and Humidity Long-Lasting CO Alarm Outdoor Fla
$47.95 Save $6.05 RRP: $54.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable PPM Meter Combustible Gases Analyzer Pen
$69.00 Save $15.00 RRP: $84.00
High-Concentration Ozone Detector Module with Analog TTL Output for 10-1000PPM Gas Sensing Applications
$18.95 Save $25.00 RRP: $43.95
WiFi Enabled Gas Leak Alarm with Tuya App Support, Mini LCD Display Gas Detector for Home, Kitchen, Bathroom, Warehouse Safety Monitoring, Propane and
$39.95 Save $34.05 RRP: $74.00
Combustible Gas Detector, Combustible Gas Alarm, Air Quality Monitor
$38.95 Save $25.05 RRP: $64.00
QRB1 Electric Eye Glass Flame Detector Red Photosensitive Sensor Photoresistor for Boiler Singal Detect Diesel Burner Photocell
$69.00 Save $15.00 RRP: $84.00
Oxygen Detector Meter Monitor High Accuracy Handheld Portable Concentration Measurement for Home O2
$239.00 Save $70.00 RRP: $309.00
ENS160+AHT21 CARBON Dioxide CO2 ECO2 TVOC Air Quality and Temperature and Humidity Sensor Replace C
$9.95 Save $8.00 RRP: $17.95
Smart Home Gas Detector: Reliable Combustible Gas Alarm, Easy Install, Modern Design
$37.95
High-Precision Gas Leak Detector with Voice Warning - CO Sensor, Propane & Smoke Alarm
$51.95
Smart Gas Leak Detector: Reliable Methane & LPG Alarm with Microprocessor Control
$45.95
Air Quality Detector Gas Analyzer Thermometer Hygrometer Co2 Tester
$44.95 Save $19.05 RRP: $64.00
3.2Inch Tft Full Color Carbon Dioxide Detector Co2 Tester Rechargeable Air Quality Meter With Storage Box Support Generate
$419.00
Portable Ozone Analyzer Multifunctional O3 Ozone Meter Air Detector Intelligent Sensor Ozone Meter Air Quality Pollution Monitor
$199.00 Save $60.00 RRP: $259.00
Formaldehyde Detector Quality Monitor Pm 2.5 Portable Display Pollution Meter Mini Dust Tester Car
$109.00 Save $110.00 RRP: $219.00
EVAGO Air Quality Tester Co2 Tvoc Meter Temperature Humidity Measuring Device Carbon Dioxide Monitor Gas Detector Co2 Sensor - White
$159.00 Save $70.00 RRP: $229.00
-sgp30 Gas Sensor Air Quality Tvoc Eco2 Carbon Dioxide Co2 Iic I2c 3.3v 5v Measurement Detector For Viewleaf
$30.95 Save $12.00 RRP: $42.95
Co2 Meter Pm2.5 Tvoc Co2 Hcho Temperature Humidity Detector Quality Monitor Co2 Sensor Analyzer Black Viewleaf
$64.00 Save $25.00 RRP: $89.00
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set unbrand
$14.95