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Shop the best prices on 7,574 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Other, GreenZech, Habicare and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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257 - 288 of 3,200
Gas detector, Dy26a. Ultrasonic leak detector for detecting defects in gas, vacuum, pressure, air, water, and dust leaks, fast response within.
$94.00 Save $45.00 RRP: $139.00
Gas Leak Detector Portable Natural Gas and Methane Sniffer for Home and Outdoor Use, Black, Battery-Free Design
$43.95 Save $20.05 RRP: $64.00
Indoor Air Quality Monitor - Carbon Dioxide Monitor for Grow Tents and Bedrooms | Accurate CO2 Level Measurement Device
$54.00 Save $25.00 RRP: $79.00
Air Quality Monitor CO2 HCHO Test Device for Indoor Air Quality, AQI Gas Detector with Real-Time Readings
$51.95 Save $27.05 RRP: $79.00
Portable Ozone Analyzer O3 Gas Detection Sensor with Multifunction Air Quality Monitor and Pollution Measurement Device
$179.00 Save $80.00 RRP: $259.00
Gastester Combustible Gas Detector Gas Leak Detector Natural Gas Detector Combustible Gas Analyzer
$64.00 Save $35.00 RRP: $99.00
Smart WiFi Gas Detector for Natural and LPG Leaks with Tuya Integration & Alerts
$74.00
Portable Gas Detector Alarm - Quick Calibration, Triple Alarm, HD Display, Durable Design
$329.00
WT8825 Carbon Monoxide Detector High Sensitivity CO Gas Alarm Meter Tester Home Security Supplies
$159.00 Save $20.00 RRP: $179.00
Smart CO2 Detector - YOUKUKE - Multi-detection - 400-5000PPM
$59.00 Save $40.00 RRP: $99.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor Black
$109.00 Save $70.00 RRP: $179.00
Gas Leak Detector with Display - Methane, Propane, Butane Alarm & Dual Power Options
$59.00
Carbon Dioxide Detector 3 in 1 Indoor Air Quality Monitor Portable CO2 Monitor Tester for CO2 Temperature and Humidity
$109.00 Save $30.00 RRP: $139.00
CO2 Detector - Carbon Dioxide Monitor - 400-5000 PPM - Indoor CO2 Monitor - Air Quality CO2 Monitor with ble Alarm, Temperature and Humidity
$79.00 Save $170.00 RRP: $249.00
Habotest Ht601a Ht601b Gas Leak Detector 0-1000ppm Sound & Screen Alarm Combustible Flammable Natural Methane Gas Detector
$84.00
Ht609 Leak Sound Screen Alarm With Lcd Display Combustible Flammable Natural Methane Gas Detector
$69.00
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip
$10.95
Air Quality Detector for Indoor Spaces CO CO2 Detector Temperature Humidity Measurement
$119.00 Save $30.00 RRP: $149.00
Air Conditioner Fluorine Leak Detector Refrigerant Leak Detector Leak Detector
$52.95 Save $11.05 RRP: $64.00
K5C Mini Carbon Dioxide Detector CO Tester LED Screen USB Typc-C B
$52.95 Save $11.05 RRP: $64.00
WiFi Smart Carbon Monoxide Alarm,WiFi CO Gas Detector with Tuya
$41.95 Save $8.00 RRP: $49.95
Combustible Gas Detector, Combustible Gas Alarm, Air Quality Monitor
$43.95 Save $8.00 RRP: $51.95
6 in 1 Air Quality Detector for CO O2 Temperature Humidity
$104.00 Save $15.00 RRP: $119.00
-02 Portable Gas Leak Detector 50000PPM Sound Light Alarm
$69.00 Save $10.00 RRP: $79.00
5 in 1 Air Quality Monitor, USB Rechargeable CO2 Detector Black
$21.95 Save $4.00 RRP: $25.95
Gas Leak Detector 803 Oxygen Gas Detector Oxygen Gas Detector
$109.00 Save $20.00 RRP: $129.00
Mini Carbon Monoxide Detector CO Air Quality Monitor HD LED Screen
$54.00 Save $10.00 RRP: $64.00
Temperature & Humidity Meter, Air Quality Monitor, CO2 Detector, A
$23.95 Save $4.00 RRP: $27.95
Methane Combustible Gas Leak Detector Analyzer with Double Alarm and LCD Display
$99.00
Portable Gas Leak Detector for Natural Gas, Propane, Methane, Butane, LPG, LNG - Sound Alarm for RV and Home Kitchen
$89.00
Carbon Dioxide Controller Dual Channel Split Probe CO2 Monitor CO2 Pressure Reducer Valve for Greenhouse EU Plug A
$309.00 Save $130.00 RRP: $439.00
DR850 4 in 1 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter for O2 / CO / H2S / COMB
$199.00 Save $90.00 RRP: $289.00