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Shop the best prices on 7,782 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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2,337 - 2,368 of 7,782
Carbon Dioxide Detector, Carbon Monoxide Detector, Temperature and Humidity Detector, Air Quality M JN
$79.00 Save $20.00 RRP: $99.00
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible G
$259.00 Save $90.00 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
$349.00 Save $120.00 RRP: $469.00
Gas Detector
$159.00 Save $50.00 RRP: $209.00
Air Quality Monitor W17 for CO CO2 HCHO AQI TVOC Air Quality Detector Portable
$44.95 Save $9.05 RRP: $54.00
Infrared CO2 Sensor Module NDIR Carbon Dioxide Gas Detection Equipment UART PWM Output
$34.95 Save $6.00 RRP: $40.95
Combustible Gas Detection Unit -5 Gas Detection Unit Integrated STM32 Controller STM32G030 Communic
$20.95 Save $5.00 RRP: $25.95
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
$38.95 Save $20.05 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
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
$54.00 Save $30.00 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 $25.00 RRP: $94.00
Portable Geiger Counter Radiation Detector Dosimeter Monitor
$229.00 Save $140.00 RRP: $369.00
SEN54 Environmental Sensor Module for HVAC and Indoor Air Quality Applications
$79.00 Save $30.00 RRP: $109.00
3-In-1 Portable Carbon Dioxide Detector Air Quality Detector
$64.00 Save $25.00 RRP: $89.00
Air Quality Meter 7-in-1 Tester TFT Carbon Dioxide Detector
$59.00 Save $30.00 RRP: $89.00
DR850 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter
$169.00 Save $70.00 RRP: $239.00
LD600 Freon Leak Detector Combustible Gas Detector Air Conditioning Refrigerant Leak Detector with 1
$169.00 Save $80.00 RRP: $249.00
20-In-1 Tuya WIFI Air Quality Detector 3Pcs Subunits
$119.00 Save $50.00 RRP: $169.00
Air Quality Detector Monitor Indoor Tester Carbon Dioxide Sensor
$119.00 Save $60.00 RRP: $179.00
Tuya Wifi Air Quality Monitor Smart Home CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity
$64.00 Save $40.00 RRP: $104.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms Value USB Rechargeable 2.8inch T
$139.00 Save $90.00 RRP: $229.00
Accurate Ozones Level Meter Display for Home Office Environment Professional Environment Schools
$169.00 Save $100.00 RRP: $269.00
DR850 4 in 1 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter for O2 / CO / H2S / COMB
$169.00 Save $100.00 RRP: $269.00
Portable Radon Detector, Audible & Visual Alarm, Long-Term Radon Concentration Monitoring for Home B
$239.00 Save $140.00 RRP: $379.00
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
$269.00 Save $160.00 RRP: $429.00
Portable Radon Detector Digital Domestic Radon Monitor Gas Monitoring Instrument Highly Sensitive Ne
$169.00 Save $100.00 RRP: $269.00
Radon Detector Alarm Sensor Air Quality Monitor Gas Detectors Radon Gas Detector Semiconductor
$159.00 Save $90.00 RRP: $249.00
Handheld Oxygen Concentration Detector Temperature and Humidity Detection Oxygen Detector Oxygen Tes
$129.00 Save $70.00 RRP: $199.00