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Shop the best prices on 7,389 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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7,329 - 7,360 of 7,389
Professional Digital Breath Alcohol Tester Breathalyzer AT6000
$17.95 Save $5.00 RRP: $22.95
2 in 1 PH TDS Meter Tester Water Quality Monitor Online EU Plug
$59.00 Save $15.00 RRP: $74.00
9-in-1 Air Quality Detector Temperature Humidity Air Quality Monitor
$69.00 Save $20.00 RRP: $89.00
Light Meter, Digital Lux Meter 270 Rotatable Detector
$54.00 Save $15.00 RRP: $69.00
Portable Design Digital Illuminance Meter, Range 1-400,000 Lux
$79.00 Save $20.00 RRP: $99.00
4 in 1 CO Detector Temperature Humidity Flashlight
$48.95 Save $15.05 RRP: $64.00
Refrigerant Leak Detector Tester with High Accuracy Quick Response Heated Diode Sensor Universal
$349.00 Save $110.00 RRP: $459.00
Carbon Dioxide Sensor Infrared CO2 Concentration Detection 5000ppm Gas HAVC RV Smart Home Air Quality Monitor
$33.95 Save $10.00 RRP: $43.95
High Accuracy Carbon Dioxide Sensor CO2 Transmitter 400-5000PPm for Agricultural Greenhouse120-4~20mA Current Output
$104.00 Save $35.00 RRP: $139.00
Gas Detector Handheld Rubber Steel Alloy ABS for Testing Automobile Tires Nitrogen Purity
$549.00 Save $175.00 RRP: $724.00
Oxygen Detector Meter Monitor High Accuracy Handheld Portable Concentration Measurement for Home O2 Gas
$239.00 Save $70.00 RRP: $309.00
Gas Leak Detector Portable for Natural Gas, Methane, Propane, Hexane - Home/Outdoor Use with Battery Included
$59.00 Save $25.00 RRP: $84.00
4 Gas Monitor,4 Gas Detector for H2S,CO, and O2,Adopt High-Precision ADC Acquisition Chip and 32-Bi
$169.00 Save $40.00 RRP: $209.00
Bluetooth Tuya Smart Carbon Dioxide Meter
$69.00 Save $10.00 RRP: $79.00
10 in 1 Air Quality Monitor Detector CO 2 TVOC PM2.5 Detector Black
$36.95 Save $5.00 RRP: $41.95
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor
$26.95 Save $4.00 RRP: $30.95
5 in 1 Formaldehyde VOC CO2 Temperature Humidity Detector Sensor
$28.95 Save $5.00 RRP: $33.95
2Pcs - SGP40 SGP40 TVOC eCO2 CO2 Carbon Dioxide Sensor
$24.95 Save $5.00 RRP: $29.95
Formaldehyde Monitor Carbon Dioxide Detector TVOC Detector White
$21.95 Save $6.00 RRP: $27.95
4 Gas Monitor,4 Gas Detector for H2S,CO, and O2, B
$189.00 Save $30.00 RRP: $219.00
Automatic Alarm Gas Leak Detector for Methane Natural Gas LPG
$79.00 Save $5.00 RRP: $84.00
Ammonia Gas Detectors NH3 Gas Analyzers Meter Alarm Device
$169.00 Save $30.00 RRP: $199.00
MQ138 Formaldehyde Gas Detection Sensor Formaldehyde Sensor Module
$30.95
Formaldehyde Monitor Carbon Dioxide Detector TVOC Detector White
$21.95
US PLUG,Gas Monitor for O2, CO, H2S, Combustible Gas Detector
$139.00 Save $20.00 RRP: $159.00
Temperature Humidity Meter Air Quality Dust Concentration Detector
$309.00 Save $50.00 RRP: $359.00
US Plug,4 in 1 Gas Monitor for O2,CO,H2S,Combustible Gas Tester
$139.00 Save $20.00 RRP: $159.00
CO2 Detector, Indoor Air Quality Monitor, TVOC Meter,for Office Home
$32.95 Save $6.00 RRP: $38.95
Temperature Humidity Meter Air Quality Dust Concentration Detector
$299.00 Save $50.00 RRP: $349.00
Handheld Gas Detector, O2 EX H2S CO Gas Analyzer,
$259.00 Save $40.00 RRP: $299.00
20-In-1 Tuya WIFI Air Quality Detector 3Pcs Subunits
$119.00 Save $10.00 RRP: $129.00
Carbon Monoxide Detector,CO Detector 0-1000 PPM with Sound, US Plug
$84.00 Save $5.00 RRP: $89.00