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Shop the best prices on 7,934 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Habicare and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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2,913 - 2,944 of 3,200
AC Leak Detector Lamp Refrigerant Leakage Test Detector Kit, Efficient Leakage Tester Light for Refrigerators and Devices
$41.95 Save $22.05 RRP: $64.00
CO2 Sensor Module Infrared Carbon Dioxide Detector for Air Quality Monitoring
$219.00 Save $110.00 RRP: $329.00
Refrigerant Detector Air Gas Detector For HVAC AC Leak Detector Propane ABS Yellow
$69.00 Save $30.00 RRP: $99.00
Gas Detector Indoor Air Quality Monitor With PM2.5 Dust Sensor And Laser Haze Meter
$94.00 Save $45.00 RRP: $139.00
Portable Flammable Gas Detector, Handheld High-Sensitivity Gas Leak Tester, USB-Rechargeable CH4 and C4H10 Detector
$69.00 Save $30.00 RRP: $99.00
Gas Leak Detector Portable Nature Gas Detectors Methane Hexane Propane Sniffer for Home/Outdoor Whi
$23.95
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip Compatible for Demo Board
$15.95
Portable Gas Leak Detector, High Sensitivity Natural Gas Sniffer With Colorful Lcd Display, Audible Visual Alarm, Locates Lpg, Lng, Methane, Butane
$44.95 Save $44.05 RRP: $89.00
Straw Hat Anime Cartoon Cosplay Sun Hat One Piece Flat Hat Unisex Adult, Multicolor
$28.95 Save $21.00 RRP: $49.95
White panama for men or women Classic straw hat
$30.95 Save $21.00 RRP: $51.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$38.95
SCD40 Gas Sensor Module Detector CO2 Carbon Dioxide
$43.95
PM2.5 Dust Detector, Household Indoor Laser Meter, Gas Detector
$45.95
-6000 Freon Leak Detector Halogen Gas Tester
$29.95
Air Monitor CO2 Carbon Dioxide Detector Air Quality Monitor, Black
$18.95
Tuya WIFI Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality Detector,B
$32.95
Nitric Oxide Detector 0‑50ppm 3.5in TFT Display Handheld NO Gas Tester Sensor for Home
$1,399.00 Save $400.00 RRP: $1,799.00
6 In 1 PM2.5 PM10 HCHO TVOC CO CO2 Multifunctional Air Quality Detector CO Carbon Dioxide Formaldehy
$59.00 Save $15.00 RRP: $74.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16B-CO (0-1000PPM)
$27.95
MQ138 Formaldehyde Gas Detection Sensor Formaldehyde Sensor Module Gas Sensor High Sensitivity 4.5-5.5V 10A TTL
$34.95
Portable 3-in-1 Air Quality Monitor for CO2, Carbon Dioxide Detection up to 5000PPM, Handheld Meter for Indoor Environment Monitoring
$84.00
LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, for Methane, Propane, Butane Fuel
$32.95 Save $66.05 RRP: $99.00
Natural Digital Gas Detector, Home Gas Alarm, Gas Leak Detector,High Sensitivity LPG LNG Coal Natural Gas Leak Detection, Alarm Monitor Sensor Home/K
$33.95 Save $95.05 RRP: $129.00
Gas Leak Detector Portable Handheld Low Consumption Combustible Gas Leak Tester with Dual Alarms
$41.95 Save $77.05 RRP: $119.00
in 1 PM2.5 PM10 HCHO TVOC CO CO2 Multifunctional Air Quality Detector CO Carbon Dioxide Formaldehyde LCD Monitor Large Display Screen Portable Home O
$47.95 Save $81.05 RRP: $129.00
Combustible Gas Leak Detector Natural Gas Detector Carbon Monoxide Detector Monitor for Co Lpg Meth
$37.95
6 In 1 Pm2.5 Pm10 Hcho Tvoc Co Co2 Air Quality Detector Co Co2 Formaldehyde Monitor Home Office Air
$89.00 Save $50.00 RRP: $139.00
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor
$45.95
Indoor Air Quality Monitor,CO2 Monitor/Temperature/Formaldehyde Detector TVOC for Rooms,Grow Tents with Bracket White
$27.95
SCD40 Gas Sensor Module Detector CO2 Carbon Dioxide Temperature and Humidity Sensor I2C Communication Gas Sensor Module
$59.00
2.4G Wifi Natural Gas Sensor Combustible Smart LPG Gas Alarm Detector Leakage Sensor Wifi Temperature Detectors EU PLUG
$32.95
MICS-5524 Air Quality Gas Sensor Module CO H2 Methane Ethanol Detection Board High Sensitivity for I2C for Arduino DIY
$14.95