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Shop the best prices on 7,783 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Other, GreenZech and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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97 - 128 of 7,783
BRJ-502D Plug-in Digital Natural Gas Detector High Sensitive Home Gas Alarm Combustible Gas Leak Monitor for Home Kitchen
$36.95 Save $1.00 RRP: $37.95
Combustible Gas Detector Gas Alarm Digital Combustible Gas Detection Instrument Gas Leak Tester Intelligent Air Quality Detector with Sound Alarm
$35.95 Save $68.05 RRP: $104.00
Household 1.9inch 240*280 Resolution Color Display Air Quality Detector High Sensitive Semiconductor Sensors 5in1 HCHO TVOC CO2 Temperature Humidity T
$34.95 Save $6.00 RRP: $40.95
Kflammable Combustible Gas Detector Handheld Portable Gas Leak Tester Gas Leakage Location Determine
$479.00
Mini Handheld Gas Leak Detector Natural Gas Detector Combustible Gas Detector with Audible Alarm Ga
$19.95 Save $6.00 RRP: $25.95
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Infrared IR 400-5000ppm for CO2 Monitor Pin Type
$19.95 Save $8.00 RRP: $27.95
PM2.5 Dust Detector, Household Indoor Laser Meter, Air Quality Testing Instrument, Gas Detector
$54.00 Save $5.00 RRP: $59.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustibl
$159.00 Save $60.00 RRP: $219.00
Tuya Wifi Air Quality Monitor Smart Home CO2 Detector, Wifi
$26.95 Save $5.00 RRP: $31.95
Carbon Dioxide Sensor Infrared CO2 Concentration Detection 5000ppm Gas HAVC RV Smart Home Air Quality Monitor
$35.95 Save $28.05 RRP: $64.00
Multi Gas Detector Rechargeable 4 Gas Monitor with LCD, Alarm Alerts for Confined Spaces
$189.00 Save $90.00 RRP: $279.00
Gas Leak Detector with Adjustable Sensitivity and Stainless Steel Probe for Natural or Propane Gas
$69.00 Save $30.00 RRP: $99.00
MQ2 Gas Sensor Module for Arduino ESP32 Raspberry Pi Smoke LPG Methane Detection, 2 Pack
$20.95 Save $10.00 RRP: $30.95
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible G Viewleaf
$209.00
5-in-1 Indoor Air Quality Sensor HCHO/TVOC/AQI/CO / CO2 Meter Multifunctional Air Gas Detector Real Time Data Recording
$89.00 Save $30.00 RRP: $119.00
Air Quality Detector Gas Analyzer Thermometer Hygrometer Co2 Tester
$43.95 Save $20.05 RRP: $64.00
Propane Detector 12V LPG Natural Gas Sensor Leak Alarm 85DB Siren for Car RV Home Digital Propane Tester Meter(White) unbrand
$32.95
Mini Radon Air Quality Monitor Temperature Humidity Data Adjustment Radon Sensor Monitor Indoor Radon Gas Detector unbrand
$159.00
12V Gas Alarm Sensor LPG Propane Butane Leak Detector Waterproof LED Flash Sound Warning for RV Camping Marine Safety unbrand
$16.95
Wifi Natural Gas Sensor Tuya Smart Alarm Gas Leakage Detector Digital LCD Temperature Display for Home Kitchen unbrand
$19.95
Brake Caliper Compression Tool, Carbon Steel Brake Caliper Tool,Caliper Compression Tool with 4 Bra
$38.95
PM2.5 Detector LED Household Air Quality Vehicle Environment Monitor A1 Communication 2.8in
$94.00 Save $25.00 RRP: $119.00
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module unbrand
$25.95
Formaldehyde Detector Household Decoration Occupancy Gas Detection Indoor Harmful Odor Test TVOC unbrand
$23.95
Tuya CO2 Dioxide Detector WIFI CO2 Monitor Meter Co2 Sensor Indoor Agricultural Greenhouse Air Humiture Sensor Monitor unbrand
$64.00
Portable Air Quality Detector Multifunctional Digital Carbon Dioxide Monitor For Home Bedroom Office
$30.95 Save $23.05 RRP: $54.00
Sensirion SGP40 Digital VOC Sensor Module VOC Index Detection
$15.95 Save $4.00 RRP: $19.95
Tuya WiFi Smart Air Box Detector Air Quality Monitor Air Housekeeper
$59.00 Save $15.00 RRP: $74.00
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Pin type
$20.95 Save $5.00 RRP: $25.95
Air Quality Detector USB Multifunctional Automatic Display Black
$28.95 Save $7.00 RRP: $35.95
-2 Smoke Sensor Module for Gas Leak Detector
$16.95 Save $4.00 RRP: $20.95
11 Type Stainless Steel Pressure Transducer Sender 0-4.5V Pressure Sensor for Oil Fuel Air Water 16
$23.95 Save $6.00 RRP: $29.95