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Shop the best prices on 7,401 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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449 - 480 of 7,401
Electromagnetic Field Radiation Tester Radiation Dosimeter
$24.95 Save $4.00 RRP: $28.95
Air Pressure Tester Gauge SW512C Digital Manometer
$99.00 Save $20.00 RRP: $119.00
24G LD2450 Millimeter Wave Human Motion Tracking Radar Sensor
$16.95 Save $2.00 RRP: $18.95
New Radiation Dosimeter 8 LED Radiation Detector High Precision
$12.95 Save $2.00 RRP: $14.95
Professional Soil PH Meter Soil EC Fertility Salt Tester Monitor
$109.00 Save $20.00 RRP: $129.00
Digital Tester & Smart Water Monitor - Digital Hot Aquarium & Spas
$199.00 Save $20.00 RRP: $219.00
Air Quality Monitor Indoor Air Tester Home Detection Real-Time Detection 1Pcs
$33.95 Save $20.05 RRP: $54.00
Portable Propane Methane And Natural Gas Leak Detector Combustible Gas Tester Meter Sniffer With Sou
$94.00 Save $45.00 RRP: $139.00
GM8802 CO2 Gas Detector LCD Temperature and Humidity Monitoring Carbon Monoxide Meter AC 100240V
$229.00 Save $345.00 RRP: $574.00
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warnin...
$119.00
Portable CO2 Monitor Carbon Dioxide Detector Temperature Humidity Air Quality Meter Large LCD CO2 Meter
$38.95 Save $10.05 RRP: $49.00
Ht66 Mini Gas Detector Household Handheld Combustible Gas Detecting Gauge With Long Probe Gas Leak Monitor Tester Ppm Meter Methane Concentration Alar
$43.95 Save $25.05 RRP: $69.00
Multi-gas Detector Connected With Voice Announcement
$94.00 Save $55.00 RRP: $149.00
12v Gas Detector Sensor Alarm For Propane, Butane, Lpg, Natural Gas - Ideal For Motor Homes And Campers
$32.95 Save $17.00 RRP: $49.95
Dy80 Gas Analyzer Combustible Gas Detection Gas Leak Tester Tester Sound And Light Alarm
$38.95 Save $20.05 RRP: $59.00
Handheld Combustible Gas Leak Detector for Natural Gas Leakage Concentration Analysis
$69.00
PM2.5 Air Quality Detector LED Household Vehicle Environment Monitor A1 Communication 2.8in
$159.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16-CO
$24.95 Save $7.00 RRP: $31.95
Carbon Dioxide Detector for Indoor Air Quality Monitoring with TVOC, Temperature, and Humidity Detection
$54.00 Save $20.00 RRP: $74.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug Edition a
$42.95 Save $21.05 RRP: $64.00
Portable Gas Detector, 803 Blue Digital Display Oxygen Gas Leak Detector Oxygen Gas Detector 2DZ3H
$149.00 Save $10.00 RRP: $159.00
Gas Leak Detector Nature Gas Detectors White Contains Battery
$18.95 Save $2.00 RRP: $20.95
K5C Mini Carbon Dioxide Detector CO Tester LED Screen USB Typc-C A
$39.95 Save $8.00 RRP: $47.95
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$99.00 Save $60.00 RRP: $159.00
SCD40 Gas Sensor Module Detects A
$23.95 Save $9.00 RRP: $32.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature A
$94.00 Save $35.00 RRP: $129.00
SCD40 Gas Sensor Module Detects B
$25.95 Save $10.00 RRP: $35.95
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
$42.95 Save $11.05 RRP: $54.00
Halogen Leak Detector Air Conditioning Refrigerant Leak Detector HVAC R22 R410A R134A CFCs HCFC Freon Gas Tester
$139.00
Wjl-6000 Freon Refrigerants Leak Detector Refrigerant Gas Hvac Cfcs Hcfcs Hfcs Decker Gas/temperature Gas Gas Detector
$49.00 Save $25.00 RRP: $74.00
Portable Carbon Dioxide Detector Air Quality Tester CO2 Meter
$36.95 Save $13.00 RRP: $49.95
Precision SCD30 Air Sensor for CO2, Temperature, and Humidity
$129.00 Save $60.00 RRP: $189.00