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Shop the best prices on 7,356 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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1 - 32 of 7,356
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$28.95 Save $40.05 RRP: $69.00
Travel Carbon Monoxide Detector Mini Camping Tent Alarm,Orange
$27.95 Save $19.00 RRP: $46.95
Multi Gas Detector Gas Meter O2 H2S CO 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Ga
$129.00 Save $120.00 RRP: $249.00
Tuya WiFi 16 in 1 Air Quality Monitor Multifunction PM2.5 PM10 HCHO TVOC CO Carbon Dioxide Screen Display Air Detector B
$43.95
Handheld Combustible Gases Leak Detector Natural Gases Leakage Concentration Analyzer Meter Sound L
$26.95
MS6818 Cable Metal Pipe Finder Underground Tester Short Circuit Interruption Detection Cable Locato
$239.00 Save $30.00 RRP: $269.00
Multi Gas Detector Gas Meter O2 H2S CO 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$189.00
-2 Smoke Sensor Module for Gas Leak Detector
$17.95 Save $2.00 RRP: $19.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$31.95
Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$139.00 Save $50.00 RRP: $189.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / Detector S8601A
$49.95
Portable Radon Detector Digital Domestic Radon Monitor Gas Monitoring Instrument Highly Sensitive Ne
$169.00 Save $30.00 RRP: $199.00
Air Quality Monitor, 6in1 Multifunctional Carbon Dioxide Detector PM2.5 PM10 TVOC Temperature Humidity Tester with Large Display, Indoor Use (White)
$64.00 Save $35.00 RRP: $99.00
Ammonia Gas Detectors NH3 Gas Analyzers Meter Alarm Device
$159.00 Save $40.00 RRP: $199.00
Radon Detector Monitor Analyzing Tool Radon Detector
$179.00 Save $140.00 RRP: $319.00
629409 Rv Refrigerator Sensor for Thermistor Sensor Parts
$11.95 Save $10.00 RRP: $21.95
Gas Detector Gas LEL Gas Meter
$94.00 Save $35.00 RRP: $129.00
Formaldehyde Sensor ZE08-CH2O Serial Port Output Formaldehyde Concentration Measurement Has Been Calibrated Module
$17.95
CO2 Monitor Meter Sensor Indoor with Alarm, Air Quality Carbon Dioxide Monitor with 400-5000 PPM-ND
$37.95
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$37.95 Save $6.00 RRP: $43.95
Tuya WIFI Household Fire Detector with Sensor for Home Security
$37.95 Save $8.00 RRP: $45.95
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas A
$42.95 Save $21.05 RRP: $64.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Concentration Analyzer Meter Sound Light ZL72B Charging
$38.95 Save $10.05 RRP: $49.00
Professional Gas Detector, Methane Gas Tester, Portable Gas Sniffer with Backlight, Vibration & Buzzer Alarm, LCD Display, Fast Response for Home
$42.95 Save $21.05 RRP: $64.00
Bside Gas Leak Detector Combustible Natural Co2 Flammable Alcohol Lpg Methane Analyzer Rechargeable Buzzer Alarm Ppm Lel Tester
$39.95
HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound & Screen Alarm Natural Methane Gas Detector
$41.95 Save $12.05 RRP: $54.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$39.95
Tuya WiFi 12 in 1 Air Quality Monitor Multifunction PM2.5 PM1O HCHO TVOC CO CO2 Screen Display Air Detector Black
$54.00
Air Quality Detector 5 in 1 Real Time Environmental Assessment Monitor for HCHO TVOC CO2 Temperature Humidity Detection
$59.00 Save $20.00 RRP: $79.00
SCD40 Gas Sensor Module Detector CO2 Carbon Dioxide Temperature and Humidity Sensor I2C Communication Gas Sensor Module
$54.00
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
SCD40 Gas Sensor Module Detects B
$25.95 Save $7.00 RRP: $32.95