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Shop the best prices on 791 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Habicare, Chronus and Fstniceted. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to United States.

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481 - 512 of 791
Gas Detector, Halogen Gas Detector 0-1000PPM SW-743A Backlight LCD Multiple Halogen Detector Air Conditioning Refrigeration
$64.00 Save $35.00 RRP: $99.00
Infrareds Carbon Dioxide Detector Tabletop CO2 Meter With Temp And Relative Humidity Air Quality Monitor Car Gym Rooms
$35.95 Save $18.05 RRP: $54.00
CO2 Carbon Dioxide Air Quality Monitor Lightweight Portable CO2 Detector With NDIR Sensor And Digital Display
$35.95 Save $18.05 RRP: $54.00
Carbon Dioxide Detector Lightweight Portable CO2 Monitor For Car, Gym, Rooms, Offices, Classrooms Air Quality Meter
$35.95 Save $18.05 RRP: $54.00
Household Formaldehyde Detector Indoor Air Quality Monitor Accurate Formaldehyde Tester with LCD Display and Rechargeable Battery
$31.95 Save $15.00 RRP: $46.95
Carbon Dioxide Detector NDIR CO2 Sensor With Digital Display For Temperature And Humidity Air Quality
$36.95 Save $17.05 RRP: $54.00
Air Conditioning Leak Detector - Refrigerant Leak Detector for Car Air Conditioning, Quick Test Device for System Maintenance and Inspection
$64.00 Save $30.00 RRP: $94.00
Portable 3-in-1 CO2 Air Quality Detector with Carbon Monoxide Sensor, Gas Monitor, Temperature and Humidity Measurement
$54.00 Save $30.00 RRP: $84.00
Refrigerant Leak Detector with Audible Visual Alarm HVAC Halogen Gas Sniffer for R22 R134A R410A
$38.95 Save $20.05 RRP: $59.00
Auto Air Conditioning Leak Repair Kit, Portable Refrigerant Leak Detector for Car AC Maintenance and Home Appliance Service
$74.00 Save $45.00 RRP: $119.00
Indoor Air Quality Monitor Portable Ozone Analyzer Multifunction O3 Ozone Meter Air Detector For Home And Office
$139.00 Save $70.00 RRP: $209.00
Gas Leak Detector Methane Analyzer 50000 PPM Natural Gas Tester with LCD Screen Sound and Light Alarm Real-Time Reading
$129.00 Save $60.00 RRP: $189.00
Smart Gas Leak Detector with WiFi Alerts, Voice Notification for Home, Kitchen and RV Safety
$41.95 Save $22.05 RRP: $64.00
Air Quality Monitor | Portable Air Detector with Clear Display | Accurate Home Safety Device for Bedroom and Grow Tent Monitoring
$38.95 Save $20.05 RRP: $59.00
ZE08-CH2O Electrochemical Formaldehyde Sensor Module with UART and Analog Output for Accurate CH2O Detection
$109.00 Save $60.00 RRP: $169.00
Air Quality Monitor | Portable Air Detector with Clear Display - Accurate Device for Home Safety, Bedroom Monitoring, and Grow Tents
$29.95 Save $15.00 RRP: $44.95
Natural Gas Leak Detector for Home - LPG, Propane, Methane, Butane Alarm, Compact Design, Easy Installation
$38.95 Save $12.00 RRP: $50.95
MQ135 Air Quality Sensor Module 3PCS MultiGas Detection for Arduino and Raspberry Pi
$17.95 Save $9.00 RRP: $26.95
Portable Air Quality Monitor, Temperature and Humidity Tester, CO2 Detector (Black 1 UK)
$43.95 Save $20.05 RRP: $64.00
Leak Detection Set for Air Conditioning, Portable Gas Leak Tester for HLK Maintenance, Radiator Pressure Test and Vehicle Inspection
$94.00 Save $45.00 RRP: $139.00
Air Conditioning Kit, Refrigerant Leak Tester, Auto Refrigerant Spill Detector, AC Maint Tool 14.3x14.5x2.55in
$119.00 Save $50.00 RRP: $169.00
Carbon Dioxide Detector 15 In 1 CO2 Monitor With PM2.5 Formaldehyde TVOC Detection And Temperature Humidity
$64.00 Save $30.00 RRP: $94.00
Z19 CO2 Sensor Module Z19C NDIR Infrared Carbon Dioxide Gas Sensor Accessories
$26.95 Save $14.00 RRP: $40.95
CO2 Carbon Dioxide Air Quality Monitor Portable Lightweight CO2 Meter for Car Gym Rooms Offices Classrooms
$35.95 Save $18.05 RRP: $54.00
Carbon Dioxide Air Quality Monitor, 5in1 Temperature and Humidity Detector, White
$37.95 Save $21.05 RRP: $59.00
8in1 PM1.0 PM2.5 PM10 CO2 TVOC HCHO Temperature and Humidity Tester Portable Air Quality Monitor Carbon Dioxide Detector, Flight Safety Monitoring
$94.00 Save $45.00 RRP: $139.00
Combustible Gas Detector with Adjustable Sensitivity and Audio Visual Alarm for Instant Leak Location
$74.00 Save $35.00 RRP: $109.00
Portable Multifunctional Air Quality Detector, Temperature Humidity Detector, Dust Particle Monitor, Black-A Model
$309.00 Save $160.00 RRP: $469.00
CO2 Sensor Module for Indoor Air Quality and Agricultural Greenhouse Environment Control
$43.95 Save $20.05 RRP: $64.00
Combustible Gas Analyzer G1 Rechargeable Gas Leak Detector For Methane, CO2, LPG, Alcohol Vapors, PPM/LEL Alarm
$44.95 Save $24.05 RRP: $69.00
Portable Combustible Gas Leak Detector Methane CO Tester LCD 50-1000ppm Gas Leakage Analyzer For Work Home Black
$32.95 Save $17.00 RRP: $49.95
AS8800L Handheld Combustible Gas Detector For Automotive Leakage Location Indoor Meter Tester Sound Alarm Air Monitor
$119.00 Save $60.00 RRP: $179.00