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Shop the best prices on 7,484 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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33 - 64 of 7,484
9-in-1 Air Quality Monitor Co2 Meter App Bt Carbon Dioxide Detector Pm2.5 Pm1.0 Pm10 Temperature Hu
$59.00 Save $40.00 RRP: $99.00
-6000 Freon Leak Detector Refrigerant HVAC R22 R410A Detector
$30.95 Save $5.00 RRP: $35.95
SCD40 Gas Sensor Module Detects B
$24.95 Save $8.00 RRP: $32.95
SCD40 Gas Sensor Module Detects A
$23.95 Save $7.00 RRP: $30.95
Handheld Oxygen Air Quality Monitor High Precision Temperature Humidity O3 Sensor Gas Detector Indo
$119.00 Save $20.00 RRP: $139.00
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature A
$38.95 Save $6.00 RRP: $44.95
ENS160+AHT21 CARBON Dioxide CO2 ECO2 TVOC Air Quality and Temperature and Humidity Sensor Replace C
$11.95
55211491A Oxygen Sensor O2 Sensor for
$32.95 Save $3.00 RRP: $35.95
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2,CO,PM2.5 Formaldehyde TVOC Temperature and Humidit
$119.00 Save $60.00 RRP: $179.00
NDIR CO2 Sensor Infrared Carbon Dioxide Sensor Module with Serial Port PWM Analog Output CO2 Gas De
$39.95 Save $39.05 RRP: $79.00
Digital Air Quality Monitor Carbon Dioxide Detector CO2 Tester Temperature Humidity Tester
$45.95 Save $13.05 RRP: $59.00
Mini Gas Detector HT66 Household Portable Gas Tester with ble and Visual Alarms
$49.95 Save $14.05 RRP: $64.00
Air Quality Detector TVOC HCHO Testing Indoor Air Monitor for Home Car Office Built in Battery
$59.00 Save $15.00 RRP: $74.00
Plastic Blue Gold Pan with Dual Riffles Gold Washing Tool for Panning Mining Dredging
$42.95 Save $16.05 RRP: $59.00
ZK-Portable Portable Gas Leak Detector Combustible Natural Methane Combustible Alarm 87ha
$43.95 Save $30.05 RRP: $74.00
Tuya Wifi Smart Natural Gas AlarmSensor with Temperature Function Combustible Gas Leak Detector LCD Display Tuya App(EU)
$34.95
Home Air Quality Monitor Carbon Dioxide Detector Precise Safety Measurement Device for Carbon Dioxide Monitoring in Grow Tents and Bedrooms
$54.00 Save $30.00 RRP: $84.00
Gas Detector, Lpg/natural Gas/gas Leak Detector, Plug-in Sensor Monitor With Audible Alarm And Led Digital Display
$30.95 Save $15.00 RRP: $45.95
EMF Detector for EF MF WiFi Signal
$45.95 Save $38.05 RRP: $84.00
Ethanol Detector Compact Fast Response Digital Display Intelligent Ethanol Testing Device For Home And Workplace
$36.95 Save $22.05 RRP: $59.00
Diffusion Type Single Gas Detector Ozone Detector,black
$339.00 Save $510.00 RRP: $849.00
UT336A Refrigerant Leak Detector Cfcs Hcfcs Hfcs Leakage Tester
$79.00 Save $25.00 RRP: $104.00
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$94.00 Save $25.00 RRP: $119.00
Gas Detector, Lpg/natural Gas/coal Gas Leak Detector Plug In Sensor...
$79.00
Air Quality Monitor, Ammonia Test Meter 3.5 Inch LCD NH3 Alarm Device
$139.00 Save $30.00 RRP: $169.00
Wireless Air Quality Detector 5 in 1 TVOC CO HCHO Temperature Humidity Detector Home Desk Air Quali
$48.95 Save $25.05 RRP: $74.00
Tuya WIFI Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Qua
$31.95 Save $7.00 RRP: $38.95
Gas Leak Detector Analyzer Carbon Monoxide Sensor LCD Digital Displayer Natural Gas 2 in 1 Alarm Sy
$27.95
-Z19 -Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR Accessories
$18.95 Save $5.00 RRP: $23.95
HT66 Gas Leak Detector 50-1000PPM Sound Alarm Mini Household Handheld Combustible Natural Methane G
$27.95 Save $7.00 RRP: $34.95
-Z19 -Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Sensor NDIR for CO2 Monitor 400-5000Ppm UAR
$25.95 Save $4.00 RRP: $29.95
Air Quality Monitor CO2 Monitor Formaldehyde Detector TVOC/Temp./Humidity Indoor with Buzzer Prompt
$38.95 Save $8.00 RRP: $46.95