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Shop the best prices on 8,045 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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2,721 - 2,752 of 3,200
4 Gas Monitor,4 Gas Detector for H2S,CO,LEL and O2, A
$259.00 Save $20.00 RRP: $279.00
Bluetooth Tuya Smart Carbon Dioxide Meter
$69.00 Save $5.00 RRP: $74.00
LD600 Freon Leak Detector Combustible Gas Detector with 16-Inch Probe
$149.00 Save $10.00 RRP: $159.00
Digital Tester Carbon Dioxide Detector Air Quality Monitor Black
$79.00 Save $5.00 RRP: $84.00
Halogen Leak Detector Air Conditioning Refrigerant Leak Detector
$39.95 Save $2.00 RRP: $41.95
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide 2 in 1 Sensor
$129.00 Save $10.00 RRP: $139.00
5 in 1 Air Quality Monitor, USB Rechargeable CO2 Detector Black
$52.95 Save $6.05 RRP: $59.00
4-in-1 Gas Detector with Sensors Portable Harmful Alarms for Safety
$339.00 Save $20.00 RRP: $359.00
Gas Sensor Carbon Dioxide Detection Sensor Module CCS811 Module CO2
$17.95 Save $2.00 RRP: $19.95
Carbon Monoxide Detector CO Air Quality Portable Horizon Monitor
$64.00
5 in 1 Air Quality Monitor, USB Rechargeable CO2 Detector White
$79.00 Save $5.00 RRP: $84.00
SCD40 Gas Sensor Module Detects B
$26.95 Save $2.00 RRP: $28.95
MT03 Air Quality Monitor CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector White
$21.95 Save $2.00 RRP: $23.95
Mobile Co2 Monitor Ndir Sensor Dioxide Detector Indoor Co2 Testing Manager Ndir Sensor With
$129.00
As8700a Portable Gas And Gas Leak Detection Monoxide Detector
$109.00
Dm73b Co2 Co2 Formaldehyde Dust Tvoc Intelligent Wifi Link Time Recording Function Tester With Graffiti
$724.00
Gas Leak Detector Analyzer Monoxide Sensor Lcd Digital Displayer Gas 2 In 1 Alarm Sy
$84.00
Mini Radon Air Quality Monitor Temperature Humidity Data Adjustment Radon Sensor Monitor Indoor Radon Gas Detector
$199.00 Save $90.00 RRP: $289.00
Snakol SK-Q60 Gas Leakage Detector Combustible Natural Co2 Alcohol LPG Methane Analyzer Rechargeable Buzzer Alarm PPM LEL Tes
$47.95 Save $11.05 RRP: $59.00
NOx Sensor 9821121180 for Nitrogen Oxide Detection and Replacement
$139.00 Save $120.00 RRP: $259.00
Smart Sensor Ap388 Gas Detector Gas Leak Detector Lpg Natural Gas Coal Gas Detection Sound & Led Alarm Auto Shut-down
$59.00
Air Quality Phone App Monitor Co2 Formaldehyde Tovc Carbon Dioxide Temperature
$31.95 Save $16.00 RRP: $47.95
Smart Combustible Gas Leak Detector with 85dB Alarm, LCD Display, and Tuya Connectivity
$69.00
Natural Gas Leak Detector: Loud 85dB Alarm, High Sensitivity, Easy Ceiling Installation
$39.95
Gas Leak Detector with Display - Methane, Propane, Butane Alarm & Easy Installation
$54.00
High Sensitivity Gas Leak Detector Alarm: Detects Natural Gas and LPG with 85dB Alert
$41.95
Smart CO2 Detector - Real-Time Air Quality Monitor, Temp & Humidity Analyzer, Tuya App
$109.00
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Dete
$19.95 Save $6.00 RRP: $25.95
WiFi Smart Gas Leakage Detector EU PLUG
$23.95
Air Quality Monitor CO2 Monitor Formaldehyde Detector TVOC/Temp./Humidity Indoor with Buzzer Prompt,Backlit Screen
$50.95
Gas Detector Gas LEL Gas Meter
$114.00
Luftqualitätsmessgerät Kohlendioxid-Monitor für Growzelte und Schlafzimmer | Präzise CO2 Überwachung mit Alarmfunktion
$59.00 Save $25.00 RRP: $84.00