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Shop the best prices on 7,537 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 7,537
Air Quality Detector USB Multifunctional Automatic Display Black
$28.95 Save $7.00 RRP: $35.95
-2 Smoke Sensor Module for Gas Leak Detector
$16.95 Save $4.00 RRP: $20.95
MT03 Air Quality Monitor CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector Black
$22.95
11 Type Stainless Steel Pressure Transducer Sender 0-4.5V Pressure Sensor for Oil Fuel Air Water 16
$24.95 Save $6.00 RRP: $30.95
11 Type Stainless Steel Pressure Transducer Sender 0-4.5V Pressure Sensor for Oil Fuel Air Water 15
$24.95 Save $6.00 RRP: $30.95
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White
$19.95 Save $15.00 RRP: $34.95
Refrigerant Leak Detector 0-1000PPM Air Conditioning HVAC Refrigerant Leak Detector HCFC HFO Tester
$54.00 Save $10.00 RRP: $64.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$42.95 Save $26.05 RRP: $69.00
Portable O3 Ozone Gas Detector With Sound Light Vibration Alarm Systerm Professional Gas Leak Detector Air Gas Analyzer
$1,149.00
Air Quality Monitor Detector for Formaldehyde TVOC/AQI/CO2 for Various Occasion
$139.00 Save $50.00 RRP: $189.00
WiFi Smart Air Quality Monitor CO2 Meter TVOC HCHO PM2.5 Tester Digital CO2 Sensor Formaldehyde Gas Detector Tuya APP A
$74.00
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
Smart Bluetooth Dissolved Oxygen Meter, Portable 0.0-30Mg/L Dissolved Oxygen Meter Range, Dissolved Edition
$139.00 Save $70.00 RRP: $209.00
Etcr1800a Wireless High Voltage Electroscope Good Quality Test Instruments 433hz
$2,049.00
Combustible Gas Leakage Tester Sensor Carbon Monoxide Methane Detector
$199.00
3.2Inch Tft Full Color Carbon Dioxide Detector Co2 Tester Rechargeable Air Quality Meter With Storage Box Support Generate
$409.00
Portable Multifunctional Carbon Monoxide Carbon Dioxide Detector Air Quality Meter Temperature Humidity Meter Screen
$379.00
AGc30 Smart CO2 Controller Dual Channel NDIR CO2 Sensor Day Night Carbon Dioxide Detector for Greenhouse US Plug
$359.00
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
3.2Inch Tft Full Color Carbon Dioxide Detector Co2 Tester Rechargeable Air Quality Meter With Storage Box Support Generate
$239.00
Rm370 Carbon Monox Detector
$74.00 Save $65.00 RRP: $139.00
Gas Leak Detector 803 Oxygen Gas Detector Oxygen Gas Detector
$119.00 Save $10.00 RRP: $129.00
Mh Z19 Infrared CO2 Sensor For Carbon Dioxide Indoor Air Quality Monitor
$79.00 Save $30.00 RRP: $109.00
Digital Formaldehyde Detector Hygrothermograph Alarm Clock Carbon Dioxide Tester Air Quality Monitor Gas Analyzer
$109.00 Save $30.00 RRP: $139.00
20-In-1 Tuya WIFI Air Quality Detector CO/CO2/TVOC/HCHO/PM2.5/PM1.0/PM10/Temp/Humidity 3Pcs Subunit
$139.00
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2 (with 5 slave units)
$104.00 Save $15.00 RRP: $119.00
Halogen Leak Detector Air Conditioning Refrigerant Leak Detector
$45.95 Save $4.00 RRP: $49.95
Tuya Smart Life Natural GAS CO Leak Carbon Monoxide Detector WIFI CH4 Methane Combustible Leakage C
$48.95 Save $10.05 RRP: $59.00
7-in-1 Indoor Air Quality Monitor, PM2.5 Detector CO2 Monitor Air Quality Tester PM1.0 PM2.5 PM10 HCHO Detector Temp and Humidity Monitor Air
$129.00 Save $20.00 RRP: $149.00
Oxygen Detector with Pump Suction O2 Meter
$119.00