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Shop the best prices on 7,781 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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3,169 - 3,200 of 7,781
-Z19 -Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000Ppm
$26.95 Save $6.00 RRP: $32.95
Natural gas detector: Plug-in Multi-gas detector for Natural gas and LPG, 85, for Carbon monoxide, Natural gas & LPG, 85 DB (gas sensor)
$33.95 Save $15.05 RRP: $49.00
Handheld Portable Gas-Leak Detector with Audible Visual Alarm Alarm Combustible Gas-Leak Detector
$22.95 Save $15.00 RRP: $37.95
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Dete
$18.95 Save $4.00 RRP: $22.95
Bluetooth Tuya Smart Carbon Dioxide Meter
$64.00 Save $10.00 RRP: $74.00
89465-BZ070 Oxygen Sensor O2 Sensor for
$23.95 Save $7.00 RRP: $30.95
Wood Moisture Meter Content Tester
$16.95 Save $5.00 RRP: $21.95
Digital Tester Carbon Dioxide Detector Air Quality Monitor White
$79.00 Save $10.00 RRP: $89.00
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor
$26.95 Save $5.00 RRP: $31.95
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16B-CO
$23.95 Save $7.00 RRP: $30.95
Air Quality Monitor 5 in 1 Air Quality Detector C02 Detector HCHO TVOC Tester LCD Temperature Humid
$20.95 Save $5.00 RRP: $25.95
Newest 100-9999PPM Portable Combustible Gas Leak Detector Methane Propane Iso-butane Gas Analyzer USB Rechargeable
$59.00 Save $10.00 RRP: $69.00
Portable Carbon Dioxide Detector Air Quality Tester CO2 Meter
$42.95
Gas Leak Detector 803 Oxygen Gas Detector Oxygen Gas Detector 803 Blue Digital Display Oxygen Gas Leak Detector 10-+50℃
$129.00
CO2 Meter Alarm Inst ent Multifunctional Thermohygrometer Air Quality Detector Air Quality Tester for Home
$79.00
Oxygen Analyzer Professional Portable O2 Oxygen Concentration Meter Detector Flow Pressure Detection Meter Gas Detector
$189.00
Tuya Smart WiFi Data Storage Oxygen Concentration Air Detector Outdoor Camping Carbon Monoxide Temper Humidity Meter B
$139.00
Ammonia Gas Detectors NH3 Gas Analyzers Meter Alarm Device Digital Gas Leak Detectors 0-100PPM
$199.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms Value USB Rechargeable 2.8inch TFT Color LCD Screen
$169.00
Wifi Natural Gas Sensor Tuya Smart Alarm Gas Leakage Detector Fire Security Digital LCD Temperature Display for Home Kitchen
$38.95 Save $8.00 RRP: $46.95
Combustible Gas Leak Detector Meter Test for Natural Butane Paint Thinner Flammable Gas Analyzer MS6310 Gas Detector
$209.00 Save $130.00 RRP: $339.00
Natural Gas Detector Combustible Alarm 70db Alarm for Methane Propane Lng Ideal for Home and Kitchen Safety EU Plug unbrand
$19.95
Combustible Gas Detection Unit MQ-5 Gas Detection Unit Integrated STM32 Controller STM32G030 I2C Communication Interface unbrand
$20.95
Gas Leak Detector Combustible Propane Methane Leak Warning EU Plug Combustible Gas Alarm Sensor for Home Security unbrand
$13.95
Greentest 3F T Food Safety Detector Portable in Food Nitrate Tester Fruits and Vegetables Meat Radiation Nitrate Detection unbrand
$179.00
Tuya Wifi Smart Natural Gas AlarmSensor with Temperature Function Combustible Gas Leak Detector LCD Display Tuya App(EU) unbrand
$31.95
MH-Z19 MH-Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR Accessories unbrand
$18.95
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
Handheld Portable Gas-Leak Detector with Audible Visual Alarm Alarm Combustible Gas-Leak Detector
$22.95 Save $17.00 RRP: $39.95
Portable Air Quality Detector Compatible with Bluetooth Multifunctional Carbon Dioxide Monitor for
$43.95 Save $40.05 RRP: $84.00
Tuya WiFi 15in1 Air Quality Detector Household Portable PM0.3 PM1.0 PM2.5 PM10 CO CO2 TVOC HCHO Tes
$104.00
Air Monitor CO2 Carbon Dioxide Detector Air Quality Temperature Humidity Monitor Quick Measuring Me
$29.95