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Shop the best prices on 6,451 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Habicare, Ebox and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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97 - 128 of 3,200
PM2.5 Dust Detector, Laser Haze Meter for Indoor Use, Air Quality Tester, Gas Detector, Quick Response
$84.00 Save $45.00 RRP: $129.00
Gas Detector CO Meter with Temperature Humidity Sensor, 3in1 Carbon Monoxide Air Quality Analyzer
$79.00 Save $40.00 RRP: $119.00
Gas Leak Detector for Combustible Gases with Concentration Simulation Bar for Acetylene
$41.95 Save $22.05 RRP: $64.00
Gas Detector 6in1 Air Quality Monitor with Formaldehyde Sensor for Home Office Safety
$69.00 Save $35.00 RRP: $104.00
Natural Gas Leak Detector with Triple Alarm Alerts, Rechargeable Handheld Methane and Propane Sniffer for Home and RV
$47.95 Save $26.05 RRP: $74.00
Carbon Dioxide Detector Tabletop CO2 Meter With Temperature And Humidity For Car, Gym, Rooms, Offices, Classrooms
$49.95 Save $24.05 RRP: $74.00
White 5 In 1 5 In 1 Carbon Dioxide Detector Temperature/humidity Air Quality Monitor Digital Co2 Meter Formaldehyde Detector Air Analyzer For Co2/hcho
$209.00
Sndway Sw-7500a Gas Detector Meter 4 In 1 Oxygen O2 Carbon Monoxide Co H2s Ex Combustible Gas Analyzer Leak Detector
$289.00
PEAKMETER PM6310 High Accuracy Portable Combustible Gas Leak Detector
$139.00 Save $20.00 RRP: $159.00
Portable Multi-Gas Detector: High-Sensitivity Digital Sniffer with 10hr Battery Life
$249.00
USB Charging Intelligent Carbon Dioxide Detector Portable CO2 Meter Air Quality Monitor
$159.00 Save $40.00 RRP: $199.00
Etcr1800a Wireless High Voltage Electroscope Good Quality Test Instruments 433hz
$1,999.00
3.2Inch Tft Full Color Carbon Dioxide Detector Co2 Tester Rechargeable Air Quality Meter With Storage Box Support Generate
$239.00
Combustible Gas Leakage Tester Sensor Carbon Monoxide Methane Detector
$199.00
New Wall-mounted Rechargeable Co2 Detector Meter Digital Carbon Dioxide Air Quality Monitor Temperature Humidity Ndir Sensor
$429.00
Portable O3 Ozone Gas Detector With Sound Light Vibration Alarm Systerm Professional Gas Leak Detector Air Gas Analyzer
$1,149.00
2X Gas Leak Detector Combustible Propane Butane Methane Leak Warning Combustible Gas Alarm Sensor EU Plug
$19.95
Portable Gloss Meter -300 SE with 0.2GU Accuracy 100,000 Measurements on A Single Charge and Long Battery Life
$239.00
SNDWAY SW-723 Gas Detector Carbon Dioxide CO2 Monitor Alarm 9999 PPM Sensor Professional Carbon Dioxide Tester Device COO Meter
$189.00 Save $90.00 RRP: $279.00
Mini Handheld Gas Leak Detector Natural Gas Detector Combustible Gas Detector with Audible Alarm Gas Sniffer Test White
$17.95 Save $9.00 RRP: $26.95
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Mo
$26.95 Save $7.00 RRP: $33.95
Air Quality Monitor CO2 Monitor Formaldehyde Detector TVOC/Temp./Humidity Indoor with Buzzer Prompt
$46.95 Save $1.00 RRP: $47.95
5 in 1 Air Quality Detector TVOC HCHO CO2 Meter Carbon Dioxide Temperature Humidity Testing Air Qua
$38.95 Save $7.00 RRP: $45.95
Tuya Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality Detector,A
$23.95 Save $7.00 RRP: $30.95
Freon Leak Detector Halogen Leak Detector R22 R410A R134A R1234YF Refrigerant Gas HVAC Air Conditioner Tester
$48.95 Save $20.05 RRP: $69.00
Tuya WIFI Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality Detector,B
$35.95 Save $7.00 RRP: $42.95
Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV,Combustible & G
$22.95 Save $7.00 RRP: $29.95
Freon Leak Detector Halogen Gas Analyzer Air Conditioning Gas Detector Refrigerant Leak R134a CFCs HCFCs HFCs Meter
$69.00
Cjmcu-811 Ccs811 Carbon Monoxide Co Vocs Air Quality Numerical Gas Sensor Module For Arduino
$49.95
Smart Sensor Ammonia Detector Ammonia Gas Meter Digital Portable Automotive Ammonia Gas Tester Monitor Nh3 Detector
$749.00
Portable Analyzer Multifunctional Intelligent O3 Ozone Meter Gas Detector Sensor Air Quality Pollution Monitor
$209.00
Detector 12v Natural Gas Sensor Leak Alarm 85db Siren For Car Rv Home Digital Propane Tester Meter(white)
$209.00