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Shop the best prices on 7,994 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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2,977 - 3,008 of 7,994
Wifi Natural Gas Sensor Combustible Household Smart Gas Alarm Detector Leakage Sensor Wifi Temperat
$34.95
Zigbee/Tuya WIFI Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor
$29.95
MT03 Air Quality Monitor CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector Black
$21.95 Save $4.00 RRP: $25.95
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Det
$22.95 Save $4.00 RRP: $26.95
Tuya Wifi Air Quality Monitor Smart Home CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity
$59.00 Save $35.00 RRP: $94.00
High-Precision Gas Tester Rechargeable Portable HCHO Alarm Trending TVOC Air Quality Formaldehyde Detector
$139.00 Save $60.00 RRP: $199.00
Digital Display Filter Water Flow Meter for Liquids Measuring
$59.00 Save $45.00 RRP: $104.00
CY-12C Portable Oxygen Analyzer Oxygen Concentration Tester Handheld Oxygen Tester Analysis Instruments
$129.00
High-Precision Gas Tester Rechargeable Portable HCHO Alarm Trending TVOC Air Quality Formaldehyde Detector
$119.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$32.95 Save $36.05 RRP: $69.00
Air Quality Monitor Indoor,Portable Detector,Real Time Monitoring,Large Display with Voice Alert,Ho
$64.00 Save $10.00 RRP: $74.00
Wjl-6000 Freon / Halogen Leak Detector Habicare
$64.00
Portable Co2 Monitor Air Quality Humidity Tester Co2 Detector Classrooms Restaurants Co2 Monitor Infrared Ndir Detector unbrand
$199.00 Save $90.00 RRP: $289.00
Counter Smart Counter Morning Bluetooth Smart Counting Ring(4)
$34.95 Save $29.05 RRP: $64.00
Electrochemical CH2O Formaldehyde Sensor Gas HCHO Sensor Module Smart Home Devices
$17.95 Save $6.00 RRP: $23.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature C
$37.95 Save $2.00 RRP: $39.95
CO2 Meter Alarm Instrument Carbon Dioxide Detector Multifunctional Thermohygrometer Air Quality Detector for Home
$94.00 Save $45.00 RRP: $139.00
Natural Gas Detector 0-10000Ppm,Sensitive Gas Leak Detector with Audible & Visual Alarm,Portable Gas Sniffer
$36.95 Save $14.00 RRP: $50.95
Bestseller Tuya Smart WiFi Natural Gas Leak Detector for Home with EU Plug Combustible LPG Alarm Sensor
$119.00 Save $30.00 RRP: $149.00
Portable Gas Leak Detector for Natural Gas, Propane, Methane, Butane, LPG, LNG - Sound Alarm for RV and Home Kitchen
$89.00
Methane Combustible Gas Leak Detector Analyzer with Double Alarm and LCD Display
$99.00
CO2 Sensor Module 0‑10000ppm Carbon Dioxide Detection Sensor Board TTL Output for Testing
$64.00 Save $15.00 RRP: $79.00
Air Quality Detector for CO2, CO2 Carbon Dioxide Detector, CO2 Monitor, Air Pollution Temperature and Humidity Detector 6 in 1 Sensor Real-time Displa
$94.00 Save $45.00 RRP: $139.00
WIFI Household Combustible Gas Detector
$69.00 Save $35.00 RRP: $104.00
Portable Ozone Analyzer Multifunctional Intelligent O3 Ozone Meter Gas Detector Sensor Quality Poll Viewleaf
$159.00 Save $70.00 RRP: $229.00
Cdg-02 Portable Combustible Gas Detection Liquefied Gas Methane Leakage Alarm Household Detector
$229.00
Pm2019s High-precision Digital Clamp Multimeter 3000a Large Current Clamp Current Clamp
$239.00
Portable Co2 Detector 3 In 1 Air Quality Monitor Temperature Humidity Sensor Tester Bedroom Car Indoor Carbon Dioxide Monitor
$159.00
Tuya WIFI Rechargeable Household Digital Air Quality Detector B
$59.00 Save $10.00 RRP: $69.00
Smart Sensor As5750 Refrigerant Leak Detector High Sensitive Usb Rechargeable Halogen Leak Detector
$159.00
Tpms Wireless Tire Pressure Monitor Detector Tester With 4 Sensors Lcd Display Solar Charging
$279.00
Portable 4 Gas Detector
$359.00 Save $515.00 RRP: $874.00