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Shop the best prices on 7,482 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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865 - 896 of 7,482
Multimeter Probes, Electronic Multimeter Test Lead Kit With Alligator Clips, 1000v20a Detector Pen And Smd Test Lead For Multimeters
$59.00 Save $60.00 RRP: $119.00
High Accuracy And Instant Halogen Gas Leakage Tester,with Indicator Light
$54.00 Save $20.00 RRP: $74.00
6 In 1 Air Quality Detector Lcd Large Screen Co2 Meter Pm2.5 Pm10 Hcho Tvoc Co Co2 Co Carbon Dioxide Formaldehyde Monitor
$54.00 Save $30.00 RRP: $84.00
NDIR CO2 Sensor Infrared Carbon Dioxide Sensor Module with Serial Port PWM Analog Output CO2 Gas Detector Module MH-Z14B
$41.95 Save $12.05 RRP: $54.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable PPM Meter Combustible Gases Analyzer Pen
$29.95 Save $9.00 RRP: $38.95
SMART SENSOR Handheld Ammonia Gas Detector Digital NH³ Gas Tester 0-100PPM Ammonia Gas Meter with Large LCD Display
$299.00 Save $90.00 RRP: $389.00
Multifunctional 5in1 CO2 Meter Digital Temperature Humidity Tester Air Quality Monitor Carbon Dioxide TVOC HCHO Detector
$64.00 Save $20.00 RRP: $84.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable PPM Meter Combustible Gases Analyzer Pen
$31.95 Save $10.00 RRP: $41.95
Handheld Ammonia Gas Detector 0~100 PPM Digital NH³ Gas Tester with LCD Display Temperature(℉/℃) Humidity Ammonia Gas Monitor for Poultry Farm
$219.00 Save $70.00 RRP: $289.00
Oxygen Detector with Pump Suction O2 Meter for Oxygen Concentration Temperature Humidity Monitoring
$94.00 Save $10.00 RRP: $104.00
SMART SENSOR Hand-held CFCs HCFCs HFCs Halogen Gas Detector Refrigerant Air Conditioning Detector
$64.00 Save $5.00 RRP: $69.00
Tuya Wifi Natural Gas-Sensor Household Intelligent Combustible Gas-Alarm Detector Gas-Leakage
$34.95 Save $2.00 RRP: $36.95
10 in 1 Air Quality Monitor HCHO TVOC PM2.5 PM10 CO CO2 Temperature&Humidity Tester Carbon Dioxide Detector Black
$40.95 Save $13.05 RRP: $54.00
Asair Acd10 Electronic Carbon Dioxide Sensor Module Infrared Ndir High-precision Co2 Gas Concentration Detection
$35.95 Save $23.05 RRP: $59.00
Gas Detector Pen Type Sensitive Portable Combustible Gas Tester Sensor for Industry Home
$38.95 Save $8.00 RRP: $46.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Metha
$42.95 Save $11.05 RRP: $54.00
6 in 1 PM2.5 PM10 HCHO TVOC CO CO2 Air Quality Detector,White
$24.95 Save $14.00 RRP: $38.95
CO2 Monitor Meter Sensor, Air Quality Carbon Dioxide Monitor (White)
$41.95 Save $4.00 RRP: $45.95
Naiwang Combustible Gas Leak Detector Analyzer Flammable Natural Gas Leak Location Determine Meter High Sensitivity Alarm Mode Habotest
$169.00 Save $90.00 RRP: $259.00
WT8821 Oxygen Monitor O2 Detector Gas Concentration Analyzer Alarm Meter Oxygen Sensor
$159.00 Save $30.00 RRP: $189.00
Ozonanalysator O3 Luftqualitätsmonitor Tragbarer Handheld Ozongasdetektor Mit Intelligenter Sensor Technologie, Ideale Gaserkennung M Set
$189.00 Save $90.00 RRP: $279.00
MG811 CO2 Carbon Dioxide Sensor Module for Agriculture and Indoor Environment Control, High Sensitivity, Compact Design
$179.00 Save $90.00 RRP: $269.00
HVAC Refrigerant Leak Detector, 7 Levels Sensitivity, Adjustable for R22 R410A R134A R1234YF
$69.00 Save $30.00 RRP: $99.00
PM2.5 Air Quality Detector Monitor - Portable LED Humidity Meter with Strap for Home and Kitchen Use, Silver
$74.00 Save $35.00 RRP: $109.00
Portable Gas Leak Detector for Natural Gas, Methane, Hexane, Propane, Home/Outdoor Use, Black, Includes Battery
$54.00 Save $25.00 RRP: $79.00
Gas Leak Detector 803 Oxygen Gas Detector Oxygen Gas Detector 803 Blue Digital Display Oxygen Gas Le
$119.00 Save $30.00 RRP: $149.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16B-CO (0-1000PPM)
$24.95 Save $4.00 RRP: $28.95
Carbon Dioxide Co2 Hcho Detector Portable Air Quality Monitor Temperature Humidity Testerblack
$139.00
New Wall-mounted Rechargeable Co2 Detector Meter Digital Carbon Dioxide Air Quality Monitor Temperature Humidity Ndir Sensor
$159.00
Household Air Quality Detector Multifunctional CO2 Tester with Carbon Dioxide TVOC HCHO Value Electricity Quantity Temperature Humidity Display Functi
$119.00 Save $60.00 RRP: $179.00
5 in 1 Air Quality Carbon Dioxide Detector (White)
$74.00 Save $35.00 RRP: $109.00
Pth-4 Air Quality Tester Co2 Detector Alarm Pth-5 Gas Analyzer Air Quality Monitor Usb High Accuracy
$259.00 Save $140.00 RRP: $399.00