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Shop the best prices on 7,784 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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2,593 - 2,624 of 7,784
High-Precision Gas Tester Rechargeable Portable HCHO Alarm Trending TVOC Air Quality Formaldehyde Detector
$139.00 Save $90.00 RRP: $229.00
4X Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$139.00 Save $80.00 RRP: $219.00
Digital Natural Gas Detector, Home Gas Alarm, Gas Leak Detector, High Sensitivity LPG, LNG, Natural Coal Leak Detection, Alarm Monitor for Home/Kitche
$42.95 Save $26.05 RRP: $69.00
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip Compatible for Demo Board
$13.95
Tuya WiFi Smart Air Box Detector Air Quality Monitor Air Housekeeper Detects PM2.5, Formaldehyde, V
$54.00 Save $10.00 RRP: $64.00
Formaldehyde Monitor Carbon Dioxide Detector TVOC Detector Temperature and Humidity CO 2 Air Qualit
$20.95 Save $4.00 RRP: $24.95
Carbon Dioxide Co2 Hcho Detector Portable Air Quality Monitor Temperature Humidity Testerwhite
$139.00
-6000UV Halogen Leak Detector Freon Leak Detector R22 R410A R134A R1234YF Refrigerant Gas Air Condit
$31.95 Save $27.05 RRP: $59.00
2x LCD CO Carbon Monoxide Detector
$52.95 Save $36.05 RRP: $89.00
Portable Radon Detector, Audible & Visual Alarm, Long-Term Radon Concentration Monitoring for Home Basement, PCi/L
$209.00 Save $40.00 RRP: $249.00
Tuya Wifi Air Quality Monitor Smart Home CO2 Detector, Wifi
$28.95
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set
$15.95 Save $8.00 RRP: $23.95
-Z19 -Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000Ppm
$41.95
DEWIN CO2 Detector, Air Quality Monitor TVOC Tester USB Charging Thermometer Hygrometer for Home
$34.95 Save $19.05 RRP: $54.00
Combustible Gas Detection Unit -5 Gas Detection Unit Integrated STM32 Controller STM32G030 Communic
$20.95 Save $6.00 RRP: $26.95
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10 2pcs
$59.00 Save $5.00 RRP: $64.00
Gas Detector Gas Meter, Portable Industrial Gas Leak Detector for LPG, CH4, Natural Gas, Freon, Home Office Use
$289.00 Save $140.00 RRP: $429.00
Smart Sensor Ar8500 Ammonia Detector Gas Nh3 Tester Monitor With Acoustic Optical Double Alarm 0100ppm 100-240v Viewleaf
$459.00
Zigbee/Tuya WIFI Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor
$54.00
4 Gas Monitor,4 Gas Detector for H2S,CO,LEL and O2, A
$249.00 Save $20.00 RRP: $269.00
Bluetooth Tuya Smart Carbon Dioxide Meter
$69.00 Save $5.00 RRP: $74.00
Air Quality Monitor Indoor, Air Quality Detector, CO2 Monitor Black
$45.95 Save $2.00 RRP: $47.95
LD600 Freon Leak Detector Combustible Gas Detector with 16-Inch Probe
$149.00 Save $10.00 RRP: $159.00
Digital Tester Carbon Dioxide Detector Air Quality Monitor Black
$79.00 Save $5.00 RRP: $84.00
Halogen Leak Detector Air Conditioning Refrigerant Leak Detector
$37.95 Save $3.00 RRP: $40.95
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide 2 in 1 Sensor
$129.00
5 in 1 Air Quality Monitor, USB Rechargeable CO2 Detector Black
$54.00
4-in-1 Gas Detector with Sensors Portable Harmful Alarms for Safety
$329.00 Save $20.00 RRP: $349.00
Gas Sensor Carbon Dioxide Detection Sensor Module CCS811 Module CO2
$17.95 Save $1.00 RRP: $18.95
Carbon Monoxide Detector CO Air Quality Portable Horizon Monitor
$59.00 Save $5.00 RRP: $64.00
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Pin type
$24.95 Save $1.00 RRP: $25.95
5 in 1 Air Quality Monitor, USB Rechargeable CO2 Detector White
$79.00 Save $5.00 RRP: $84.00