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Shop the best prices on 15,697 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Habicare and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 3,200
Ozone Analyzer O3 Ozone Gas Detector Intelligent Sensor Ozone Meter Air Quality Gas Monitor Temperature Humidity Tester
$32.95
MS6818 Cable Metal Pipe Finder Underground Tester Short Circuit Interruption Detection Cable Locato
$239.00 Save $30.00 RRP: $269.00
WINTACT WT8822 Hydrogen Sulfide Detector Independent H2S Gas Sensor Warning-up High Sensitive Poisoning Alarm Detector
$89.00 Save $70.00 RRP: $159.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor compatible with Co, Methane in Kitchen-EU Plug
$43.95 Save $35.05 RRP: $79.00
Upgraded Auto Air Conditioner Leak Detector Uv-flashlight Refrigerant Leak Test Tw
$41.95 Save $17.05 RRP: $59.00
Ultrasonic Leak Detector & Transmitter Finder 40khz Air Gas Water Dust Leak Pressure Headphone Gas Liquid Leakage Monitor Accessory Kit-B7
$179.00 Save $100.00 RRP: $279.00
Combustible Gas Propane Methane Sensors Sniffers 50-50000PPM Leak Detector High Sensitivity Natural Gas Tester with Hose
$129.00 Save $20.00 RRP: $149.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$179.00 Save $270.00 RRP: $449.00
5 in 1 CO2 Meter 400-5000 PPM Sensor Carbon Dioxide Detector Air Quality Monitor jy
$13.95 Save $10.00 RRP: $23.95
Carbon Dioxide Sensor with Alarm Function Co2 Monitor 5000ppm Temperature Humidity Meter Air Tester white
$149.00 Save $10.00 RRP: $159.00
Gas Leak Detector Natural Gas Detectors Combustible Gas Detector
$13.95 Save $9.00 RRP: $22.95
Leak Detector High Sensitivity R22 R32 R134a Refrigerant HVAC Air Conditioner Freon Gas Leak Temp T
$48.95 Save $15.05 RRP: $64.00
Wifi Natural Gas Sensor Tuya Smart Alarm Gas Leakage Detector Fire Security Digital LCD Temperature Display
$28.95 Save $16.00 RRP: $44.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor compatible with Co, Methane in Kitchen-EU Plug
$41.95 Save $37.05 RRP: $79.00
Gas Leak Detector Combustible Gas Detector Audible & Visual Alarm LCD Display
$34.95
Handheld Oxygen Air Quality Monitor High Precision Temperature Humidity O3 Sensor Gas Detector Indo
$99.00 Save $5.00 RRP: $104.00
6in1 Digital Wifi Water Quality Tester PH/EC/TDS/SALT/G.S/Temp Meter Water Analyzer APP Online Remo
$119.00 Save $20.00 RRP: $139.00
Zigbee Tuya 3.0 Air Quality Monitor Air Housekeeper 5 In 1 Formaldehyde Voc Co2 Temperature Humidity Detector Sensor
$44.95
Wall Mounted Chlorine Gas Detector 020ppm with 0.01ppm Sensitivity and RealTime Monitoring
$1,499.00 Save $750.00 RRP: $2,249.00
6 In 1 Air Quality Detector For Co O2 Temperature Humidity Atmospheric Pressure Altitude, Monitor For Indoor And Travel
$104.00
Refrigerant Leak Detector with Flexible Gooseneck Probe, MultiMode Alarm for HVAC and Auto
$79.00 Save $40.00 RRP: $119.00
Natural Gas and CO Detector for Home/Kitchen, Methane Combustible Gas Monitor Alarm 2025
$40.95 Save $43.05 RRP: $84.00
2025 Rm370 Monox Detector - Zcl1978
$43.95 Save $25.05 RRP: $69.00
Mini CO2 Detector,Air Quality Monitor, Infrared CO2 Monitor
$54.00
3Pcs Gas Leak Detector Combustible Propane Butane Methane Natural Gas Safety Alarm Sensor Warning EU Plug
$49.95 Save $29.05 RRP: $79.00
WiFi Gas Alarm Plug in Combustible Gas Detector for Tuya APP Control Support Flammable Gases Methane Butane Detecting for Home RV
$33.95 Save $11.00 RRP: $44.95
Mq138 Formaldehyde Sensor Module Gas Detection Sensor Module -138 Aldehydes And Ketones Alcohols Ga
$48.95 Save $15.05 RRP: $64.00
Natural Gas Detector, Home Gas Alarm, Natural Gas Leak Alarm, Gas Leak Detector szsh02
$33.95 Save $45.05 RRP: $79.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$209.00 Save $60.00 RRP: $269.00
GN807 Combustible Gas Detector Alarm Digital Combustible Gas Detection 50-10000PPM Methane Flammable Gas Test Tool
$34.95 Save $17.00 RRP: $51.95
Rm370 carbon monox detector - ZCL1978
$16.95 Save $47.05 RRP: $64.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$38.95 Save $20.05 RRP: $59.00