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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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289 - 320 of 7,783
Gas Leak Detector Smart Natural Gas Alarm with App Control for Home and Work
$84.00 Save $45.00 RRP: $129.00
Refrigerant Leak Detector HVAC with Flexible 25cm Probe, Triple Alarm, Freon and Halogen Gas Sniffer for R134a R22 R410a
$104.00 Save $55.00 RRP: $159.00
Infrared CO2 Sensor Module NDIR Carbon Dioxide Gas Detection Equipment UART PWM Output
$33.95 Save $25.05 RRP: $59.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable PPM Meter Combustible Gases Analyzer Pen
$31.95 Save $27.05 RRP: $59.00
Stainless Steel Fob Detector Foam On Beer Detector Beer Foam Detection Equipment Accessories
$219.00
Qukaim CO2 Sensor Module CO2 Sensor Module, 0-10000ppm Carbon Dioxide Detection Sensor Board, TTL Output for Testing, Gas Detection Sensor
$69.00 Save $20.00 RRP: $89.00
Air Quality Monitor 5 in 1 Air Quality Detector C02 Detector HCHO TVOC Tester LCD Temperature Humid
$20.95 Save $7.00 RRP: $27.95
Diffusion Type Single Gas Detector Ammonia Detector,black
$479.00 Save $720.00 RRP: $1,199.00
As8902 Combustible Gas Digital Display Detector Alarm
$189.00
Wifi Air Detector Tvoc Gas Quality Monitor Co2 Carbon Dioxide Meter With 4.3 Inch Screen Temperature Humidity Detector Monitor
$289.00
As8802 Combustible Gas Detector Pipeline Natural Gas Biogas Leak Detector Explosion-proof Gas Alarm
$149.00
Portable Air Quality Monitor Co2 Monitor Infrared Ndir Detector With Over-limit Alarm, Temperature Humidity Tester Co2 Detector
$119.00
Formaldehyde Detector Quality Monitor Pm 2.5 Portable Display Pollution Meter Mini Dust Tester Car Tangrui unbrand
$259.00 Save $130.00 RRP: $389.00
Indoor Co2 Meter, Air Quality Monitor For Co2 Tvoc Formaldehyde Carbon Dioxide Monitor Multifunctional Air Detector Intelligent Real Time Data For Hom unbrand
$109.00 Save $50.00 RRP: $159.00
Mg-811 Carbon Dioxide Sensor Module Co2 Sensor Module Mg811 Module Analog Output Voltage 0-2v Gas Sensor Module
$74.00
Mini Co2 Detector,air Quality Monitor Carbon Dioxide Tester,indoor Air Temperature Humidity Analyze
$47.95 Save $41.05 RRP: $89.00
Breathalyzer Alcohol Portable Mini Led Display
$41.95 Save $37.05 RRP: $79.00
Portable Electronic Breathalyzer Professional Alcohol Tester With 5 Mouthpieces
$25.95 Save $28.05 RRP: $54.00
Tuya Smart Life Natural GAS CO Leak Carbon Monoxide Detector WIFI CH4 Methane Combustible Leakage C
$45.95 Save $13.05 RRP: $59.00
4in 1 Gas Detector CO H2S O2 EX Tester Analyzer Rechargeable LCD Display Sound Light Vibration Alarm Air Quality Tester
$229.00 Save $70.00 RRP: $299.00
Gas Detector Sensor gas combustible propane butane methane natural gas safety warning home alarm system eu plug unbrand
$129.00 Save $40.00 RRP: $169.00
Natural Gas Alarm Sensor Propane Butane LPG Natural Motor Home Marine 12V
$22.95 Save $13.00 RRP: $35.95
LCD LPG LNG Coal Natural Gas Leak Security Alarm Sensor Warning Detector
$28.95 Save $17.00 RRP: $45.95
Carbon Dioxide Sensor Infrared CO2 Concentration Detection 5000ppm Gas HAVC RV Smart Home Air Quality Monitor
$26.95 Save $16.00 RRP: $42.95
SMART SENSOR AS5750 Refrigerant Leak Detector High Sensitive USB Rechargeable Halogen Leak Detector
$84.00 Save $45.00 RRP: $129.00
WJL-6000UV Halogen Leak Detector Freon Leak Detector R22 R410A R134A
$30.95
Tuya Wifi Smart Natural Gas AlarmSensor with Temperature Function Combustible Gas Leak Detector LCD Display Tuya App(EU)
$28.95 Save $15.00 RRP: $43.95
Carbon Dioxide Controller Dual Channel Split Probe CO2 Monitor CO2 Pressure Reducer Valve for Greenhouse EU Plug B
$239.00 Save $120.00 RRP: $359.00
Digital Carbon Dioxide Controller CO2 Monitor NDIR Sensing Probe 0-5000ppm Concentration Tester for Greenhouse Plant(EU)
$249.00 Save $120.00 RRP: $369.00
4 in 1 Gas Detector CO HHS OO LEL Monitor Digital Handheld Carbon Monoxide Hydrogen Sulfide Air Quality Tester EU PLUG
$129.00 Save $60.00 RRP: $189.00
Portable Air Quality Detector CO2 TVOC HCHO Humidity Temperature 5 in 1 Multifunctional Indoor Air Quality Tester Meter White
$39.95 Save $12.00 RRP: $51.95
Formaldehyde Detector TVOC Sensor CO2 PM2.5 Temperature Humidity Air Quality Tester 5 in 1 Black
$35.95 Save $10.00 RRP: $45.95