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Shop the best prices on 8,068 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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2,433 - 2,464 of 3,200
Portable 4 Gas Detector Rechargeable Multi Gas Monitor Air Quality Tester Analyzer High Precision E
$239.00 Save $60.00 RRP: $299.00
WIFI Infrared CO2 Monitor Carbon Dioxide Monitor NDIR Sensor Air Quality Monitor Carbon Dioxide Det
$79.00 Save $20.00 RRP: $99.00
1 Piece TVOC PM2.5 PM10 Multifunctional 7 in 1 Sensor Module Formaldehyde Infrared CO2 Air Detector
$99.00 Save $30.00 RRP: $129.00
Diffusion Type Single Gas Detector Ammonia Detector,black
$479.00 Save $120.00 RRP: $599.00
WT8822 Professional Portable H2S Gas Detector High Sensitivity Monitor Alarm Sensor
$149.00 Save $20.00 RRP: $169.00
Air Quality Monitor Digital Display CO2 PM1.0 2.5 10 Temperature Humidity Detector with Low Battery Warning
$119.00 Save $30.00 RRP: $149.00
O3 Gas Sensor Module High Sensitivity Dual Panel TTL Signal Output Gas Ozone Detection Sensor Module
$33.95 Save $6.00 RRP: $39.95
High Accuracy Air Quality Monitor Co Co2 Hcho Tvoc Detector Gas Detector Tester t
$84.00 Save $15.00 RRP: $99.00
BSIDE G1 Combustible Gas Detector Ambient Temperature Natural Gas Methane Propane Gasoline Leak Tester
$39.95 Save $8.00 RRP: $47.95
Environment Detector Air Gas Monitor Temperature Humidity Formaldehyde Alarm 100240V
$149.00 Save $30.00 RRP: $179.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De JN
$49.95 Save $9.05 RRP: $59.00
Carbon Dioxide Detector, Carbon Monoxide Detector, Temperature and Humidity Detector, Air Quality M JN
$84.00 Save $15.00 RRP: $99.00
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible G
$269.00 Save $80.00 RRP: $349.00
Infrared sensor carbon dioxide tester detection
$129.00 Save $40.00 RRP: $169.00
Diffusion Type Single Gas Detector Ozone Detector,black
$359.00 Save $110.00 RRP: $469.00
Gas Detector
$159.00 Save $60.00 RRP: $219.00
Air Quality Monitor W17 for CO CO2 HCHO AQI TVOC Air Quality Detector Portable
$45.95 Save $8.05 RRP: $54.00
Infrared CO2 Sensor Module NDIR Carbon Dioxide Gas Detection Equipment UART PWM Output
$35.95 Save $6.00 RRP: $41.95
Handheld Gas Detector, O2 EX H2S CO Gas Analyzer, Air Quality Monitor Industrial Safety, Gas Sensor 9000A
$259.00
Tuya WiFi 16 in 1 Air Quality Monitor Multifunction PM2.5 PM10 HCHO TVOC CO Carbon Dioxide Screen Display Air Detector B
$45.95
TPM-200A Carbon Monoxide Sensor Module Interference- High-Precision CO Air Quality Detection Sensor
$10.95 Save $2.00 RRP: $12.95
Air Quality Monitor, High Accuracy Color Screen, HCHO CO2 Gas Alarm Detector
$36.95 Save $11.00 RRP: $47.95
Combustible Gas Detection Unit -5 Gas Detection Unit Integrated STM32 Controller STM32G030 Communic
$21.95 Save $5.00 RRP: $26.95
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 $5.00 RRP: $19.95
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