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Shop the best prices on 7,826 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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1,217 - 1,248 of 7,826
Ultrasonic Leak Detector Transmitter Finder 40khz Gas Dust Leak Pressure Headphone Gas Leakage Monitor Accessory Kit
$219.00
Gas Detector Gas Meter O2 H2s Co Lel 4 In 1 Sulfide Monoxide Combustibl
$159.00
Carbon Dioxide Detector, CO2 Alarm, Temperature and Humidity Detector
$429.00 Save $20.00 RRP: $449.00
WiFi Smart Gas Leakage Detector EU PLUG
$27.95 Save $2.00 RRP: $29.95
5 in 1 Air Quality Monitor, USB Rechargeable CO2 Detector White
$46.95 Save $3.00 RRP: $49.95
Portable Ozone Analyzer Intelligent O3 Ozone Meter Gas Detector
$209.00 Save $10.00 RRP: $219.00
4 Gas Monitor,4 Gas Detector for H2S,CO,LEL and O2,Adopt High-Precision ADC Acquisition Chip and 32-Bit Nano-Processor A
$199.00 Save $10.00 RRP: $209.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$54.00 Save $35.00 RRP: $89.00
1pc, Independent Home Fire Smoke Detector Starlight
$40.95 Save $78.05 RRP: $119.00
-Z19 -Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR Accessories
$18.95 Save $7.00 RRP: $25.95
15-In-1 Tuya WIFI Rechargeable Household Digital Air Quality Detector CO2/CO/TVOC/HCHO/PM2.5/Temp/H
$51.95 Save $7.05 RRP: $59.00
Tuya Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality
$26.95 Save $4.00 RRP: $30.95
K5C Mini Carbon Dioxide Detector CO Tester Air Quality Portable Monitor LED Screen USB Typc-C Charg
$52.95 Save $6.05 RRP: $59.00
Wifi Natural Gas Sensor Combustible Household Smart Gas Alarm Detector Leakage Sensor Wifi Temperat
$33.95 Save $5.00 RRP: $38.95
NDIR CO2 Sensor Infrared Carbon Dioxide Sensor Module with Serial Port PWM Analog Output CO2 Gas De
$43.95 Save $10.05 RRP: $54.00
GN803 Handheld Gas Leak Detector Methane Combustible Gas Testers Portable Gases Concentration Anal
$27.95 Save $9.00 RRP: $36.95
ZigBee Natural Gas Sensor Combustible Household Smart LPG Gas Leakage Alarm Detector Fire Security
$26.95 Save $5.00 RRP: $31.95
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas
$45.95 Save $8.05 RRP: $54.00
Zigbee/Tuya WIFI Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Fit For maldehyde VOC Temperature Humidity Sensor
$59.00 Save $80.00 RRP: $139.00
SMART SENSOR AS5750 Refrigerant Leak Detector High Sensitive USB Rechargeable Halogen Leak Detector
$84.00 Save $45.00 RRP: $129.00
LCD LPG LNG Coal Natural Gas Leak Security Alarm Sensor Warning Detector
$29.95 Save $16.00 RRP: $45.95
Smart CO2 Detector Carbon Dioxide Controller 2 Channel CO2 Monitor with Relay Power Socket for Tuya APP EU Plug 100240V
$359.00 Save $215.00 RRP: $574.00
O3 Meter Detector Handheld Colorful USB Charging Sensitive Air Quality Pollution Monitor for Testing
$129.00 Save $70.00 RRP: $199.00
Oxygen Detector 030%vol 5V USB Portable Oxygen Gas Meter with 1.7 Inch Backlit LED Display
$149.00 Save $90.00 RRP: $239.00
Freon Leak Detector Halogen Leak Detector R22 R410A R134A R1234YF Refrigerant Gas HVAC Air Conditio
$44.95 Save $44.05 RRP: $89.00
ZK-Portable Portable Gas Leak Detector Combustible Natural Methane Combustible Alarm 87ha
$43.95 Save $30.05 RRP: $74.00
Formaldehyde Air Quality Monitor HCHO/TVOC/AQI/CO/CO2 5-in-1 Multifunctional Air Gas Detector Record Real-time Data
$94.00 Save $35.00 RRP: $129.00
Rankomu LED Display Metal Detector Pinpointer, Waterproof Outdoor Detection Positioning Auxiliary Rod for Archaeology Search Treasure
$64.00 Save $20.00 RRP: $84.00
Combustible Gas Detector 5050000PPM LCD Display Screen Portable Gas Leak Tester for Pipeline
$94.00 Save $25.00 RRP: $119.00
LCD LPG LNG Coal Natural Gas Leak Security Alarm Sensor Warning Detector
$35.95 Save $11.00 RRP: $46.95
Natural Gas Alarm Sensor Propane Butane LPG Natural Motor Home Marine 12V
$27.95 Save $8.00 RRP: $35.95
NDIR Carbon Dioxide CO2 Sensor Module MH-Z14A Serial Port PWM Analog Output 0-5000ppm
$69.00 Save $15.00 RRP: $84.00