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Shop the best prices on 7,634 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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129 - 160 of 7,634
20 in 1 Tuya WIFI Air Quality Detector CO/CO2/TVOC/HCHO/PM2.5/PM1.0/PM10/Temp/Humidity/Time/DateW/ 5pcs Sub-Sensors
$149.00 Save $130.00 RRP: $279.00
Smart Bluetooth Dissolved Oxygen Meter, Portable 0.0-30Mg/L Dissolved Oxygen Meter Range, Dissolved Edition
$139.00 Save $70.00 RRP: $209.00
White 5 In 1 5 In 1 Carbon Dioxide Detector Temperature/humidity Air Quality Monitor Digital Co2 Meter Formaldehyde Detector Air Analyzer For Co2/hcho
$199.00
Sndway Sw-7500a Gas Detector Meter 4 In 1 Oxygen O2 Carbon Monoxide Co H2s Ex Combustible Gas Analyzer Leak Detector
$289.00
Co2 Detector, 400 To 5000 Ppm Home Co2 Sensor, 3 In 1 Co2 Detector Meter, Air Quality Monitor With Self-calibration Function For
$129.00 Save $100.00 RRP: $229.00
PEAKMETER PM6310 High Accuracy Portable Combustible Gas Leak Detector
$139.00 Save $10.00 RRP: $149.00
Portable Multi-Gas Detector: High-Sensitivity Digital Sniffer with 10hr Battery Life
$249.00
USB Charging Intelligent Carbon Dioxide Detector Portable CO2 Meter Air Quality Monitor
$159.00 Save $40.00 RRP: $199.00
Air Quality Monitor for Dust Indoor Pollution Tester Particulate Analyzer Formaldehyde TVOC Data Record Gas Detector
$69.00 Save $20.00 RRP: $89.00
Etcr1800a Wireless High Voltage Electroscope Good Quality Test Instruments 433hz
$1,999.00
3.2Inch Tft Full Color Carbon Dioxide Detector Co2 Tester Rechargeable Air Quality Meter With Storage Box Support Generate
$239.00
Combustible Gas Leakage Tester Sensor Carbon Monoxide Methane Detector
$199.00
New Wall-mounted Rechargeable Co2 Detector Meter Digital Carbon Dioxide Air Quality Monitor Temperature Humidity Ndir Sensor
$429.00
Portable O3 Ozone Gas Detector With Sound Light Vibration Alarm Systerm Professional Gas Leak Detector Air Gas Analyzer
$1,149.00
Electromagnetic Radiation Detector
$349.00 Save $525.00 RRP: $874.00
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Mo
$26.95 Save $6.00 RRP: $32.95
Tuya Smart WiFi CO2 Detector Sensor Air Quality Monitor TVOC CO2 Gas CH2O Temperature Humidity Mete
$48.95
Air Quality Monitor CO2 Monitor Formaldehyde Detector TVOC/Temp./Humidity Indoor with Buzzer Prompt
$45.95 Save $1.00 RRP: $46.95
5 in 1 Air Quality Detector TVOC HCHO CO2 Meter Carbon Dioxide Temperature Humidity Testing Air Qua
$38.95 Save $6.00 RRP: $44.95
Multifunctional Carbon Dioxide Detector Analyzer Alarm High Sensitivity Monitor
$524.00
Tuya Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality Detector,A
$23.95 Save $7.00 RRP: $30.95
Nitrogen Dioxide Detector NO2 Gas Meter 050ppm 3.5in TFT Color Screen Handheld Portable Equipment
$1,199.00 Save $350.00 RRP: $1,549.00
Carbon Dioxide Sensor Infrared CO2 Concentration Detection 5000ppm Gas HAVC RV Smart Home Air Quality Monitor
$32.95 Save $10.00 RRP: $42.95
Air Quality Monitor Portable Air Detector with Clear LCD Display for Bedroom Monitoring and Precise Testing
$40.95 Save $23.05 RRP: $64.00
Indoor Air Quality Monitor | Portable Carbon Dioxide Detector with Clear Display for Home, Bedroom, and Grow Tent Use
$69.00 Save $35.00 RRP: $104.00
Gas Leak Detector PM2.5 Dust Detector Laser Haze Meter Indoor Use Air Quality Tester Air Quality Test
$89.00 Save $50.00 RRP: $139.00
Air Quality Measuring Device - Portable Smart Air Detector with Display for Precise Safety Measurements in Home and Greenhouse
$54.00 Save $25.00 RRP: $79.00
Air Quality Meter, Portable Ozone Analyzer, Multifunctional O3 Gas Detector for Home and Office Air Pollution Monitoring
$189.00 Save $100.00 RRP: $289.00
Air Quality Monitor Ozone Analyzer Portable Handheld O3 Gas Detector Intelligent Sensor for Home Office School
$189.00 Save $90.00 RRP: $279.00
Air Quality Monitor, Portable Ozone Analyzer with Intellinter Sensor, O3 Meter for Pollution Detection, Long Battery Life
$189.00 Save $90.00 RRP: $279.00
SW743A Halogen Detection Meter for Ethylene Oxide and Leak Detection in Automotive Applications and Maintenance
$109.00 Save $50.00 RRP: $159.00
Multifunctional Gas Detector for Refrigerant Leak Detection in Car Air Conditioning Systems, Handheld, Easy Maintenance
$99.00 Save $50.00 RRP: $149.00