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Shop the best prices on 6,570 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Habicare, 9eight5 and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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161 - 192 of 3,200
Mobile Phone Air Tightness Leak Detector Tool for IPhone Air Pressure Tester Airtight Equipment
$27.95
Digital Gas Leak Detector PPM Range Audible/Visual Alarm Semiconductor Sensor Propane Natural Gas Combustible
$99.00
6 in 1 Air Quality Detector for CO O2 Temperature Humidity Atmospheric Pressure Altitude, Monitor for Indoor and Travel
$109.00 Save $40.00 RRP: $149.00
Mobile CO2 Monitor NDIR Sensor Carbon Dioxide Detector Indoor CO2 Testing Manager NDIR Sensor with
$69.00 Save $20.00 RRP: $89.00
Portable Alcohol Tests Professional High Sensitivity Breathalyzer Alcohol Test Digital Breath Alcohol Tester
$21.95 Save $18.00 RRP: $39.95
Decibel Meter,Digital Sound Level Meter 30-130db, LED Display Desktop Noise Time Temperature Humidity Meter
$59.00 Save $50.00 RRP: $109.00
PM2.5 Air Quality Module (PMSA003) Ambient Air Quality Testing Module DC5V Power Supply M5Core Pedestal
$104.00 Save $35.00 RRP: $139.00
Tuya Smart Oxygen Concentration Air Detector CO Meter
$114.00 Save $35.00 RRP: $149.00
1085 Radon Detector Portable Home Radon Detector Natural Radon Gas Radiation Detector for New Marble
$249.00 Save $90.00 RRP: $339.00
RM-75 Radon Detector Air Quality Gas Monitor Temperature and Humidity Smart Detector with Touch Scre
$299.00 Save $100.00 RRP: $399.00
Smart WiFi Natural Gas Leak Detector - Accurate Sensor with Alarm & External Control
$64.00
4-in-1 Multi Gas Detector: O2, H2S, CO, LEL - Combustible Gas & Toxic Gas Leak Detector
$269.00 Save $580.00 RRP: $849.00
Small Engine Universal Starter Kit with Pull Cord and Pulley Mechanism
$74.00 Save $65.00 RRP: $139.00
Dm601 Air Quality Detector Measures Carbon Dioxide, Co2 Dust, Pm2.5tvoc Benzene Temperature And Humidity
$239.00
Gas Detector Pen Type Sensitive Portable Combustible Gas Tester Sensor for Industry Home
$36.95 Save $11.00 RRP: $47.95
4-in-1 Gas Detector with Sensors for Carbon Monoxide Oxygen and Gases Portable Harmful Alarms for Sa
$259.00 Save $70.00 RRP: $329.00
Air Quality Monitor & Formaldehyde Detector Habicare
$169.00
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set
$19.95
Wifi Combustible Gas Alarm Methane Natural Gas Leakage Detector Sound Light Warning With Led Display For Tuya 100240veu Plug
$119.00
Plastic Blue Gold Pan with Dual Riffles Gold Washing Tool for Panning Mining Dredging
$42.95 Save $21.05 RRP: $64.00
Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV,Combustible
$33.95 Save $35.05 RRP: $69.00
Gas Leak Detector, High Sensitivity Natural Gas Detectors For Home With Sound & Lcd Alarm, Battery Operated Gas Sniffer Detector, Locate Combustible G
$48.95 Save $30.05 RRP: $79.00
5 in 1 Air Quality Detector Semiconductor Sensors HCHO TVOC CO2 Temperature Humidity Tester Air Mon
$30.95
MG811 CO2 Sensor Sensor Module
$43.95
Luftqualitätsmonitor Tragbarer Luftdetektor Mit LCD-Anzeige Für Kohlendioxid Überwachung In Growzelten Und Schlafzimmer
$54.00 Save $25.00 RRP: $79.00
Air Quality Monitor | Portable Air Detector with Clear Display | Accurate Home Safety Device for Bedroom and Grow Tent Monitoring
$54.00 Save $25.00 RRP: $79.00
ZE08-CH2O Electrochemical Formaldehyde Sensor Module with UART and Analog Output for Accurate CH2O Detection
$149.00 Save $80.00 RRP: $229.00
Indoor Air Quality Monitor | Portable CO2 Detector with Clear Display | Accurate Safety Device for Grow Tents and Bedrooms
$54.00 Save $25.00 RRP: $79.00
Propane Gas Detector 85dB Real Time Display Quick Response Accurate Detection Natural Gas Alarm for RV Truck DC12V Black
$42.95 Save $26.05 RRP: $69.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16-CO
$26.95 Save $4.00 RRP: $30.95
MICS-4514 Gas Sensor Module Co/No2/NH3
$46.95 Save $7.05 RRP: $54.00
4 in 1 Gas Detector CO HHS OO LEL Monitor Digital Handheld EU PLUG
$149.00 Save $30.00 RRP: $179.00