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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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2,657 - 2,688 of 3,200
SCD40 Gas Sensor Module Detector CO2 Carbon Dioxide
$44.95
Tuya Wifi Gas Leak Detector Combustible Gas Alarm Color Screen Display Temperature for Kitchen Villa Warehouse
$59.00
Combustible Gas Detector Combustible Natural Gas Methane Combustible Gas Detector Gas Leak Detection Alarm
$69.00 Save $30.00 RRP: $99.00
Air Quality Monitor WiFi 9 in 1 Multifunctional Portable CO2 Monitor for Wine Cellars Homes
$299.00 Save $20.00 RRP: $319.00
Tuya WiFi 15in1 Air Quality Detector Household Portable PM0.3 PM1.0 PM2.5 PM10 CO CO2 TVOC HCHO Tester Black
$94.00 Save $25.00 RRP: $119.00
Handheld Oxygen Air Quality Monitor High Precision Temperature Humidity O3 Sensor Gas Detector Indo
$104.00
US PLUG,Gas Monitor for O2,CO,H2S,Combustible Gas Tester,4 Gas Leak Detector with Sound,Light&Vibra
$139.00
4 Gas Monitor,4 Gas Detector for H2S,CO, and O2,Adopt High-Precision ADC Acquisition Chip and 32-Bi
$199.00
Tuya 300m ME204R RF433 Gas Detector LED Display Portable Smart Home Device Gas Tank Meter LGP Tank
$359.00
6 In 1 Air Quality Detector Lcd Large Screen Co2 Meter Pm2.5 Pm10 Hcho Tvoc Co Co2 Co Carbon Dioxide Formaldehyde Monitor
$46.95 Save $57.05 RRP: $104.00
Portable Air Quality Detector, CO2, TVOC, HCHO, Humidity, Temperature, 5 in 1, Multifunctional Indoor Air Quality Tester, White
$30.95 Save $9.00 RRP: $39.95
Smart Sensor Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$89.00 Save $50.00 RRP: $139.00
CO2 Carbon Dioxide Detector for Air Quality, Temperature and Humidity, Quick CO2 Measurement, Cisea White Other
$18.95 Save $16.00 RRP: $34.95
ASAIR ACD10 Electronic Carbon Dioxide Sensor Module Infrared NDIR High-Precision CO2 Gas Concentration Detection
$32.95 Save $16.00 RRP: $48.95
6 In 1 Air Quality Detector Lcd Large Screen Co2 Meter Pm2.5 Pm10 Hcho Tvoc Co Co2 Co Carbon Dioxide Formaldehyde Monitor Other
$64.00 Save $45.00 RRP: $109.00
PM2.5 Dust Detector, Household Indoor Laser Meter, Air Quality Testing Instrument, Gas Detector Other
$52.95 Save $46.05 RRP: $99.00
Carbon dioxide detector infrared semiconductor detection
$129.00 Save $80.00 RRP: $209.00
Nuclear Radiation Detector GeigerCounter Tube Radiation Tester PersonalDosimeter
$399.00 Save $100.00 RRP: $499.00
SMART SENSOR Handheld Digital Oxygen Detector USB Rechargeable Automotive O2 Sensor Tester Monitor L
$189.00 Save $60.00 RRP: $249.00
MESTEK CGD02A Combustible Gas Detector High Precision Hand-held Gas Leak Tester Monitor VA Reverse D
$119.00 Save $20.00 RRP: $139.00
110B Vehicle Detector AC220V Single Channel Inductive Vehicle Loop Detector for Car Parking Lot Acc
$29.95
Tuya Zigbee Smart Air Box Air Quality Monitor Co2 Voc Gas Detector Sensor Automation
$84.00 Save $45.00 RRP: $129.00
Gas Detector Gas Detector Gas Analyzer Gas Analyzer Freon Cfc Hfc Halogen Gas Leak Detector Air Cond
$69.00 Save $35.00 RRP: $104.00
Air Monitor CO2 Carbon Dioxide Detector Air Quality Temperature Humidity Monitor Quick Measuring Me
$23.95
Gas Leak Detector Portable Natural Gas Detector Alarm Sound Methane Hexane with LCD Screen 2 AAA Ba Manufacturer
$42.95 Save $46.05 RRP: $89.00
Tuya WiFi 15in1 Air Quality Detector Household Portable PM0.3 PM1.0 PM2.5 PM10 CO CO2 TVOC HCHO Tester Clock
$79.00
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2,CO,PM2.5 Formaldehyde TVOC Temperature and Humidit
$94.00
WiFi Smart Gas Leakage Detector Highly Sensitive Combustible Gas Alarm LPG Natural Gas Sensor EU PLUG
$22.95
Tuya WiFi 15in1 Air Quality Detector Household Portable PM0.3 PM1.0 PM2.5 PM10 CO CO2 TVOC HCHO Tester White
$94.00
HDC1080 CCS811 Carbon Monoxide CO2 VOCs Air Quality Numerical Gas Temperature Humidity Sensor Modul
$42.95 Save $41.05 RRP: $84.00
Oxygen Sensor O2 25325359 For Re94 Dongfeng Jingbei 1086000727
$27.95 Save $6.00 RRP: $33.95
-Z19 -Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR Accessories
$19.95