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Shop the best prices on 8,060 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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2,465 - 2,496 of 3,200
Multi-in-1 Air Quality Sensor - High Accuracy Gas Detector for Carbon Dioxide PM2.5 with Particle Concentration
$84.00 Save $35.00 RRP: $119.00
Accurate PM2.5 Air Quality Monitor Particle Laser Sensor Dust Detector Module with Digital Output
$39.95 Save $19.05 RRP: $59.00
2025 Aqara Smart Natural Gas Detector Zigbee Gas Leak Alarm Intelligent Linkage Smart Home Security
$74.00 Save $15.00 RRP: $89.00
Portable Natural Gas Leak Detector with Audible & Visual Alarm Combustible Gas Detector Combustible Gas Leak Tester for Home RV
$59.00 Save $10.00 RRP: $69.00
3IN1 ECO2 ECH2O TVOC Gas Sensor Module Air Pollution Odor Sensor Y01
$9.95 Save $4.00 RRP: $13.95
MS1100 Gas Sensor Module, High-Precision TVOC and CO2 Detection, Household and Laboratory Gas Quali
$13.95 Save $2.00 RRP: $15.95
XGZP6847A Air Pressure Oxygen Generator Sensor 5V Transmitter Module -100-0kPa Sensor Transmitter
$14.95 Save $6.00 RRP: $20.95
Détecteur de fuite de gaz portable USB 5 V, détecteur de gaz combustible, outil de détection portable avec écran couleur rouge
$169.00 Save $50.00 RRP: $219.00
TPM-200A Carbon Monoxide Sensor Module Interference- High-Precision CO Air Quality Detection Sensor
$10.95 Save $4.00 RRP: $14.95
Co2 Carbon Dioxide Detector Formaldehyde Detector Air Quality Detector Toxic Combustible Gas Detector
$109.00 Save $40.00 RRP: $149.00
Portable Combustible Gas Detector - WT8820 | Methane Leakage Alarm | Natural Gas Detection
$51.95 Save $32.05 RRP: $84.00
9 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 CO TVOC HCHO PM2.5 PM1.0 PM10 Tempe Edition Ab
$69.00 Save $30.00 RRP: $99.00
Portable Geiger Counter Radiation Detector Dosimeter Monitor
$239.00 Save $140.00 RRP: $379.00
SEN54 Environmental Sensor Module for HVAC and Indoor Air Quality Applications
$79.00 Save $40.00 RRP: $119.00
3-In-1 Portable Carbon Dioxide Detector Air Quality Detector
$64.00 Save $30.00 RRP: $94.00
Air Quality Meter 7-in-1 Tester TFT Carbon Dioxide Detector
$64.00 Save $25.00 RRP: $89.00
DR850 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter
$169.00 Save $80.00 RRP: $249.00
LD600 Freon Leak Detector Combustible Gas Detector Air Conditioning Refrigerant Leak Detector with 1
$179.00 Save $70.00 RRP: $249.00
20-In-1 Tuya WIFI Air Quality Detector 3Pcs Subunits
$119.00 Save $60.00 RRP: $179.00
Air Quality Detector Monitor Indoor Tester Carbon Dioxide Sensor
$129.00 Save $50.00 RRP: $179.00
Tuya Wifi Air Quality Monitor Smart Home CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity
$69.00 Save $40.00 RRP: $109.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms Value USB Rechargeable 2.8inch T
$149.00 Save $80.00 RRP: $229.00
DR850 4 in 1 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter for O2 / CO / H2S / COMB
$179.00 Save $100.00 RRP: $279.00
Portable Radon Detector, Audible & Visual Alarm, Long-Term Radon Concentration Monitoring for Home B
$249.00 Save $140.00 RRP: $389.00
Multi Gas Detector Gas Meter O2 H2S CO 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Ga
$149.00 Save $90.00 RRP: $239.00
4-in-1 Gas Detector with Sensors for Carbon Monoxide Oxygen and Gases Portable Harmful Alarms for Sa
$279.00 Save $160.00 RRP: $439.00
Handheld Oxygen Concentration Detector Temperature and Humidity Detection Oxygen Detector Oxygen Tes
$129.00 Save $80.00 RRP: $209.00
Radon Detector Monitor the Average Value of Air Radon Concentration Gas Detector Analyzing Tool Rado
$189.00 Save $110.00 RRP: $299.00
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2 (with 5 slave units)
$119.00 Save $50.00 RRP: $169.00
LD610 Gas Leak Detector Combustible Natural Gas LPG Methane Analyzer Rechargeable Sound and Light Alarm PPM LEL Tester
$74.00 Save $10.00 RRP: $84.00
Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV,Combustible & G
$22.95 Save $8.00 RRP: $30.95
9 In1 Air Quality Monitor Meter Carbon Dioxide Detector TVOC HCHO PM2.5 PM1.0 PM10 Temperature Humidity Detection DS
$59.00 Save $15.00 RRP: $74.00