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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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2,401 - 2,432 of 3,200
4 Gas Monitor,4 Gas Detector for H2S,CO, and O2, A
$219.00 Save $30.00 RRP: $249.00
5-in-1 Air Quality Detector Multifunctional Automatic Display Black
$38.95 Save $7.00 RRP: $45.95
6in1 Digital Air Quality Monitor Detector Formaldehyde TVOC White
$34.95 Save $5.00 RRP: $39.95
DM125C WIFI Desktop CO2 Quality Detector,Tuya WIFI Connection
$129.00 Save $20.00 RRP: $149.00
Portable Carbon Dioxide Detector Air Quality Tester CO2 Meter
$51.95 Save $12.05 RRP: $64.00
CO2 Infrared NDIR Sensor Air Quality Detector Digital Gas Analyzer
$44.95 Save $8.00 RRP: $52.95
Temperature & Humidity Meter, Air Quality Monitor, CO2 Detector, A
$24.95 Save $4.00 RRP: $28.95
Air Quality Detector, Carbon Monoxide Temperature Humidity Detector
$45.95 Save $8.05 RRP: $54.00
Digital Compoud Gas Monitor Leak Sensor Sound-Light Vibration Alarm
$169.00 Save $30.00 RRP: $199.00
Mini Smart WIFI Mini CO Detector Indoor Air Quality Monitor CO Tester
$47.95 Save $11.05 RRP: $59.00
Mini Carbon Monoxide Detector CO Air Quality Monitor HD LED Screen
$59.00 Save $5.00 RRP: $64.00
WJL-6000UV Halogen Leak Detector Freon Leak Detector R22 R410A R134A
$30.95
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$179.00 Save $60.00 RRP: $239.00
GN807 Combustible Gas Detector Alarm Digital Combustible Gas Detection 50-10000PPM Methane Gas Test
$39.95 Save $3.00 RRP: $42.95
Bside Gas Leak Detector Combustible Natural Co2 Flammable Alcohol Lpg Methane Analyzer Rechargeable Buzzer Alarm Ppm Lel Tester
$40.95
As8906 Nitrogen Dioxide Gas Detector
$624.00
Carbon Monoxide Detectors Portable Formaldehyde Sensor Digital Air Quality Monitor Gas Analyzer LCD
$64.00 Save $25.00 RRP: $89.00
US PLUG,Gas Monitor for O2,CO,H2S,Combustible Gas Tester,4 Gas Leak Detector with Sound,Light&Vibra
$139.00 Save $40.00 RRP: $179.00
Wall Mounted Wifi Gas Leak Detector
$129.00 Save $40.00 RRP: $169.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production CO2 Monitor(black)
$89.00 Save $30.00 RRP: $119.00
4 in 1 Professional EX O2 H2S CO Gas Detector Carbon Monoxide Sensor
$439.00 Save $160.00 RRP: $599.00
LED Screen Air Quality Monitor Wall Mount Digital Temperature CO2 Concentration Detector DM1306
$119.00 Save $30.00 RRP: $149.00
Smart Air Quality Detector LCD Display Carbon Dioxide Temperature Humidity Monitor AC100240VEU Plug
$269.00 Save $60.00 RRP: $329.00
GM8802 CO2 Gas Detector LCD Temperature and Humidity Monitoring Carbon Monoxide Meter AC 100240V
$239.00 Save $50.00 RRP: $289.00
Carbon Dioxide Detector Indoor CO2 Air Quality Monitor Temperature Relative Humidity Meter with Alarm for Travel
$84.00 Save $15.00 RRP: $99.00
Gas Concentration Detector Meter 3.5 Inch TFT Color Display Handheld Portable Gas Analyzer for CO O2
$1,249.00 Save $250.00 RRP: $1,499.00
Air Quality Monitor for Tuya Intelligent WiFi Multifunctional CO2 Detector Indoor Meter
$104.00 Save $25.00 RRP: $129.00
Pipeline Detector Alarm LNG LPG Tube Natural Gas Detector Propane Detection Alarm 2500PPM AC9240V US Plug
$37.95 Save $8.00 RRP: $45.95
Alarm Function Co2 Sensor 400-5000ppm Co2 Meters Indoor Co2 Monitor
$139.00 Save $40.00 RRP: $179.00
1Pc MQ136 Hydrogen Sulfide H2S Detection Gas Sensor Module with Alarm Signal Light
$79.00 Save $20.00 RRP: $99.00
Portable O3 Ozone Analyzer Ozone Gas Detector Air Quality Air Quality Monitor FT
$129.00 Save $30.00 RRP: $159.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / Detector S8601A bs
$49.95 Save $9.05 RRP: $59.00