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Shop the best prices on 7,398 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Other and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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545 - 576 of 7,398
4-in-1 Air Quality Monitor, Co2 Detector, Portable Co2 Monitor, Temperature And Relative Humidity W
$84.00 Save $35.00 RRP: $119.00
1Pc MQ136 Hydrogen Sulfide H2S Detection Gas Sensor Module with Alarm Signal Light
$69.00 Save $30.00 RRP: $99.00
Electromagnetic Radiation Detector
$189.00 Save $100.00 RRP: $289.00
Functal Dioxide Detector Wifi Detector
$139.00 Save $30.00 RRP: $169.00
16in1 Air Quality Detector CO2 Detector TVOC HCHO PM2.5 PM10 PM1.0 Detector Humidity Temp Intelligen
$179.00 Save $50.00 RRP: $229.00
Mini Indoor Carbon Dioxide Concentration Detector Co2 Detector
$269.00 Save $70.00 RRP: $339.00
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas Analyzer
$79.00 Save $40.00 RRP: $119.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Concentration Analyzer Meter Sound Light ZL73A Battery
$39.95 Save $14.05 RRP: $54.00
Smoke Detector CO Detector Set High Sensitivity LCD Display CO Smoke Alarm for Home Bedroom Kitchen
$59.00 Save $35.00 RRP: $94.00
Fixed Combustible Gas Detector RS485 420mA Signal Output LCD Display Gas Leakage Detector for Workshop Ship 100240V EU Plug
$549.00 Save $125.00 RRP: $674.00
20-In-1 Tuya WIFI Air Quality Detector 5Pcs Subunits
$119.00 Save $20.00 RRP: $139.00
Professional Sniffers LED Indicator Multipurpose Portable For HVAC Systems Lab And Industrial Refrigerant Detection
$149.00 Save $70.00 RRP: $219.00
Air Quality Monitor Portable Ozone O3 Detector 05 PPM Handheld Gas Detector With Automatic Measurement
$219.00 Save $110.00 RRP: $329.00
Formaldehyde Sensors ZE08CH2O Serial Port Output Calibrated Concentration Measurement Module
$37.95 Save $21.05 RRP: $59.00
Flammable Gas Detector Portable Compact Combustible Gas Leak Detector Easy To Carry And Operate
$149.00 Save $70.00 RRP: $219.00
Natural Leak Detector Portable Combustible Gas Sniffer Locates Methane For Home LCD Display Sound And Light Alarm Black
$54.00 Save $30.00 RRP: $84.00
Gas Detector Portable Gas Leak Detector Gas Analyzer Meter Combustible Gas Tester Natural Gas Sniffer
$199.00 Save $90.00 RRP: $289.00
6 in 1 PM2.5 PM10 HCHO TVOC CO CO2 Air Quality Detector CO CO2 Formaldehyde Monitor Home Office Air
$41.95 Save $8.00 RRP: $49.95
Air Quality Monitor 6 in 1Smart CO2 TVOC HCHO Air Temperature Humidity Quality Detector Carbon Dioxide DetectorWhite
$84.00 Save $15.00 RRP: $99.00
Tuya Wifi Air Quality Monitor CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity Detector
$47.95 Save $11.05 RRP: $59.00
Handheld Water Quality Detector Probe Plug Type H2 Test Pen IP67 Waterproof YY400H
$59.00 Save $10.00 RRP: $69.00
Portable Gas Leakage Alarm Combustible Gas Detector for Petroleum Methane 3000PPM AC90240V US Plug
$45.95 Save $8.05 RRP: $54.00
Portable Propane Methane and Natural Gas Leak Detector Combustible Gas Tester Meter Sniffer with Sound Light Alarm Sensitive Adjustable
$104.00 Save $25.00 RRP: $129.00
Carbon Dioxide Detector Home Desktop Air Quality Monitor Portable Handheld CO2 Temp Humidity Sensor
$94.00 Save $25.00 RRP: $119.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor Black
$35.95 Save $28.05 RRP: $64.00
Carbon Dioxide Detector Semiconductor Usb Charging Lcd Temperature Humidity Detection Air Quality Detectorblack
$119.00
Wifi Natural Gas Detector Alarm Wallmounted Leakage Sniffer Us Plug Ac 100240v
$139.00
Zigbee/tuya Wifi Smart Air Box Carbon Dioxide Detector Co2 Gas Sensor Formaldehyde Voc Temperature Viewleaf
$54.00 Save $25.00 RRP: $79.00
A13 Indoor Co2 Monitor, Carbon Dioxide Detector, Quality Monitor, -channel Ndir Sensor For Office Viewleaf
$84.00 Save $35.00 RRP: $119.00
Quality Monitor,upgraded Accurate Sensor Co2 Detector 8 In 1 Quality Detector For Co2 Pm2.5/pm10 Formaldehyde Viewleaf
$269.00 Save $110.00 RRP: $379.00
X4a Temperature Humidity Tester Meter Combustible Gas Natural Gas Detector Sensor Leak Alarm Indic Viewleaf
$49.00 Save $25.00 RRP: $74.00
Mh-z19 Mh-z19e Ir Infrared Co2 Sensor Module Carbon Dioxide Gas Sensor Ndir For Co2 Monitor 400-5000 Viewleaf
$54.00 Save $30.00 RRP: $84.00