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Shop the best prices on 7,617 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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33 - 64 of 7,617
SMART SENSOR Ammonia Detector Ammonia Gas Meter Digital Portable Automotive Ammonia Gas Tester Monitor NH3 Detector
$429.00 Save $145.00 RRP: $574.00
Tuya WIFI Natural Gas Sensor Combustible Household Smart LPG Gas Alarm Detector Leakage Sensor EU Plug
$24.95 Save $7.00 RRP: $31.95
CO2 Monitor Meter Sensor Indoor with Alarm, Air Quality Carbon Dioxide Monitor with 400-5000 PPM-ND
$37.95
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$36.95 Save $6.00 RRP: $42.95
Tuya WIFI Household Fire Detector with Sensor for Home Security
$37.95 Save $7.00 RRP: $44.95
Handheld Combustible Gases Leak Detector Natural Gases Leakage Concentration Analyzer Meter Sound Light ZL72B Charging
$37.95 Save $11.00 RRP: $48.95
Bside Gas Leak Detector Combustible Natural Co2 Flammable Alcohol Lpg Methane Analyzer Rechargeable Buzzer Alarm Ppm Lel Tester
$39.95
HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound & Screen Alarm Natural Methane Gas Detector
$40.95 Save $13.05 RRP: $54.00
Air Quality Monitor | Precise CO2 Safety Meter For Grow Tents And Bedrooms, Air Quality Measurement, Digital Display
$54.00 Save $25.00 RRP: $79.00
Air Quality Monitor Portable Air Detector with Clear Display for Carbon Dioxide Monitoring in Grow Tents and Bedrooms
$54.00 Save $25.00 RRP: $79.00
Air Quality Tester for Home – Accurate CO2 Monitor with Clear Display for Grow Tent, Bedroom, and Indoor Safety
$54.00 Save $25.00 RRP: $79.00
Klimaanlagen Lecksucher Komplettset für Kältemittel - Effizientes Detektor Kit für Kühlschränke und Gefriergeräte
$50.95 Save $28.05 RRP: $79.00
Digital Tester Carbon Dioxide Detector Air Quality Monitor White
$89.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$38.95
Air Quality Detector 5 in 1 Real Time Environmental Assessment Monitor for HCHO TVOC CO2 Temperature Humidity Detection
$59.00 Save $15.00 RRP: $74.00
Pen Type Gas Leak Detector Light Sound Alarm Sensitive Portable Combustible Gas Alarm for Home Industry Pipelines
$40.95 Save $13.05 RRP: $54.00
5 in 1 Air Quality Detector TVOC HCHO CO2 Meter Air Quality Monitor
$47.95
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2,CO,PM2.5 Formaldehyde TVOC Temperature and Humidit
$119.00 Save $60.00 RRP: $179.00
MQ138 Formaldehyde Gas Detection Sensor Formaldehyde Sensor Module Gas Sensor High Sensitivity 4.5-5.5V 10A TTL
$34.95
Multi-in-one 7 In 1 Sensor Module Formaldehyde Infrared Co2 Detector Tvoc Pm2.5 Pm10( Tw701-uart) Viewleaf
$139.00 Save $60.00 RRP: $199.00
Tuya CO2 Dioxide Detector WIFI CO2 Monitor Meter Co2 Sensor Indoor Agricultural Greenhouse Air Humi
$79.00
SCD40 Gas Sensor Module Detects A
$25.95 Save $15.00 RRP: $40.95
-6000 Freon Leak Detector Refrigerant Gas HVAC R22 R410A Detector
$29.95 Save $17.00 RRP: $46.95
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$104.00 Save $75.00 RRP: $179.00
Portable Breath Alcohol Tester Handheld Breathalyzer Alcotest Test
$11.95 Save $8.00 RRP: $19.95
O2 Gas Detector Oxygen Detector Intelligent SENSOR AR8100 Oxygen Detector Rechargeable LCD O2 Gas Meter Oxygen Monitor
$159.00 Save $110.00 RRP: $269.00
UVB Tester High Accuracy UVB Detector UVB Test Instrument for Reptile
$89.00 Save $60.00 RRP: $149.00
Tuya Combustible Gas Detector Gas Alarm Gas Detection Sensor,A
$25.95 Save $12.00 RRP: $37.95
Tuya WiFi 16 in 1 Air Quality Monitor Multifunction PM2.5 PM10 HCHO TVOC CO Carbon Dioxide Screen Display Air Detector A
$48.95 Save $30.05 RRP: $79.00
Tuya WIFI Combustible Gas Detector Gas Alarm Gas Detection Sensor,B
$31.95 Save $16.00 RRP: $47.95
Carbon Monoxide Detectors, LCD Display with 2 AAA Batteries (White)
$30.95 Save $23.05 RRP: $54.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms
$159.00 Save $80.00 RRP: $239.00