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Shop the best prices on 8,050 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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1,953 - 1,984 of 3,200
Combustible Gas Detector, Combustible Gas Alarm, Temperature and Humidity Detector, Household Air Q
$33.95 Save $40.05 RRP: $74.00
Combustible Gas Detection Unit -5 Gas Detection Unit Integrated
$22.95 Save $3.00 RRP: $25.95
-2 Smoke Sensor Module for Gas Leak Detector
$17.95 Save $2.00 RRP: $19.95
Wifi Natural Gas Sensor Tuya Smart Alarm Gas Leakage Detector
$20.95
MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module
$19.95 Save $3.00 RRP: $22.95
PM2.5 Dust Detector, Household Indoor Laser Meter, Air Quality Testing Instrument, Gas Detector
$43.95
SFD-02 4-in-1 Indoor Air Quality Monitor Touch Screen Formaldehyde Detector HCHO TVOC Temperature T
$99.00 Save $50.00 RRP: $149.00
Easy Operate Nuclears Radiation Detector Professional X-rays Radiation Monitors for Home Hospitals Workplaces
$79.00 Save $80.00 RRP: $159.00
Zigbee Tuya 3.0 Air Quality Monitor Air Housekeeper 5 in 1 Formaldehyde VOC Co2 Temperature Humidit
$31.95 Save $8.00 RRP: $39.95
Tuya WIFI Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality Detector,B
$34.95 Save $24.05 RRP: $59.00
Air Quality Detector 6 in 1 Detector HCHO TVOC CO2 CO PM10 PM2.5 Meter Gases Detecting Intelligent Black
$35.95 Save $23.05 RRP: $59.00
5 in 1 Formaldehyde VOC CO2 Temperature Humidity Detector Sensor
$29.95 Save $19.00 RRP: $48.95
Tuya Wifi Carbon Monoxide Detector with LCD Display 70DB Alarm Sound CO Gas Sensor Home Security Pr
$29.95 Save $7.00 RRP: $36.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature C
$39.95 Save $7.00 RRP: $46.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature D
$39.95 Save $7.00 RRP: $46.95
Automatic Alarm Gas Leak Detector Methane Gas Natural Gas Liquefied Petroleum Gas Combustible Gas G
$84.00 Save $5.00 RRP: $89.00
Portable Combustible Gas Detector High Sensitivity Gas Leak Tester USB Rechargeable CH4 and C4H10 De
$52.95 Save $41.05 RRP: $94.00
NDIR CO2 Sensor Infrared Carbon Dioxide Sensor Module with Serial Port PWM Analog Output CO2 Gas Detector Module -Z14A
$38.95 Save $40.05 RRP: $79.00
Portable Multifunctional Air Quality Detector, Temperature Humidity Detector, Dust Particle Monitor, Black-A Model
$429.00 Save $220.00 RRP: $649.00
CO2 Sensor Module for Indoor Air Quality and Agricultural Greenhouse Environment Control
$59.00 Save $30.00 RRP: $89.00
Combustible Gas Analyzer G1 Rechargeable Gas Leak Detector For Methane, CO2, LPG, Alcohol Vapors, PPM/LEL Alarm
$64.00 Save $30.00 RRP: $94.00
Portable Combustible Gas Leak Detector Methane CO Tester LCD 50-1000ppm Gas Leakage Analyzer For Work Home Black
$45.95 Save $23.05 RRP: $69.00
AS8800L Handheld Combustible Gas Detector For Automotive Leakage Location Indoor Meter Tester Sound Alarm Air Monitor
$159.00 Save $80.00 RRP: $239.00
Industrial Gas Detector Dy26 Mini Ultrasonic Leak Detector Handheld Vacuum Seal Leak Tester Continuous Monitoring
$119.00 Save $50.00 RRP: $169.00
ANENG HD02 Halogen Leak Detector R22/R32/R134a Gas Detector Analyzer Rechargable Refrigerant Gas Air Conditioning Tester Tool
$38.95 Save $20.05 RRP: $59.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Concentration Analyzer Meter Sound L
$35.95 Save $11.00 RRP: $46.95
5-in-1 carbon dioxide air detector carbon dioxide detector agricultural production greenhouse carbon
$109.00 Save $30.00 RRP: $139.00
ANENG GN805 LCD Screen Combustible Gas Detector Sound Light Alarm Gas Leakage Tester
$26.95 Save $16.00 RRP: $42.95
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor White
$19.95 Save $4.00 RRP: $23.95
Zigbee Tuya 3.0 Air Quality Monitor Air Housekeeper 5 in 1 Formaldehyde VOC Co2 Temperature Humidity Detector Sensor
$29.95
Ultrasonic Oxygen Sensor Module OCS-3RL 0-95.6% Range for Oxygen Chamber Low Oxygen Concentration E
$74.00 Save $10.00 RRP: $84.00
Multi-gas detector gas meter O2 H2s Co 4 in 1 oxygen hydrogen sulfide carbon monoxide flammable G
$219.00 Save $120.00 RRP: $339.00