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Shop the best prices on 8,045 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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2,081 - 2,112 of 3,200
Portable Air Quality Detector Digital Temperature Humidity CO2 Detector TVOC Formaldehyde HCHO Carbon Dioxide Detector
$74.00 Save $35.00 RRP: $109.00
3 in 1 Indoor Air Quality Monitor, WIFI CO2 Detector Humidity Temperature Monitor Portable CO2 Monitor Air Quality Meter Carbon Dioxide Detector
$129.00 Save $20.00 RRP: $149.00
Air Quality Monitor CO2 Monitor Formaldehyde Detector TVOC/Temp./Humidity Indoor with Buzzer Prompt
$50.95 Save $53.05 RRP: $104.00
Freon Leak Detector Halogen Gas Analyzer Air Conditioning Gas Detector Refrigerant Leak R134a CFCs
$69.00 Save $5.00 RRP: $74.00
5 in 1 Air Quality Detector Semiconductor Sensors CO2 Monitor Black
$30.95
Gas Detector Leak Detector Natural Coal Gas Methane Propane Butane Detector Lpg Lng Portable Digital Led Sound Alarm For City Rv Home Mobile
$179.00 Save $80.00 RRP: $259.00
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White
$84.00 Save $45.00 RRP: $129.00
Wifi Tuya Smart Co2 Detector 3 In 1 Carbon Dioxide Detector
$109.00 Save $50.00 RRP: $159.00
Wifi Air Quality Detector, High Sensitivity Tvoc Quality Monitor Co2 Carbon Dioxide Sensor Analyzer
$299.00 Save $150.00 RRP: $449.00
Gas Detector Oxygen O2 Hydrogen Sulfide H2s Carbon Monoxide Co Combustible Gas Lel Gas Meter Viewleaf
$129.00
Propane Gas Detector,Digital RV Propane Gas Detector, Using DC 12V, 85dB Loud Alarm, Suitable for Homes and RVs
$37.95
GN807 Combustible Gas Detector Alarm Digital Combustible Gas Detection 50-10000PPM Methane Flammable Gas Test Tool
$35.95 Save $23.05 RRP: $59.00
Protmex Portable Multifunctional Carbon Monoxide Carbon Dioxide Detector Air Quality Meter Temperature Humidity Meter Screen
$399.00 Save $60.00 RRP: $459.00
Leak Detector High Sensitivity R22 R32 R134a Refrigerant HVAC Air Conditioner Freon Gas Leak Temp Tester
$43.95 Save $45.05 RRP: $89.00
Geiger Counter β γ, Real-time X-ray Monitoring, Digital Radioactivity Detector for Marble Tile
$64.00 Save $20.00 RRP: $84.00
Portable Air Quality Monitor with Backlit LCD Display, CO2, TVOC, HCHO, PM2.5 and PM10 Detector with Alarm, Black
$33.95 Save $10.00 RRP: $43.95
Rankomu Electrostatic Grounding Buckle EMF Detector, 5 Level Quick Response Magnetic Radiation Monitor, ABS EMF Measuring Instrument for Home and
$18.95 Save $18.00 RRP: $36.95
Testo 316-4 /testo-316-4 Refrigerant Leak Detector Testo316-4 Ammonia Refrigerant Detection
$1,399.00
PM2.5 Detector Indoor Air Quality Monitor PM1.0 PM2.5 PM10 HCHO CO2 Temp Humidity Sensor Communication Version
$129.00 Save $30.00 RRP: $159.00
15 in 1 Air Quality Detector for Smart Home Portable PM0.3 PM1.0 PM2.5 PM10 CO CO2 TVOC HCHO T
$74.00
24V Combustible Gas Detector and Alarm for Toxic Gas Detection in Industrial Testing Applications
$239.00
High Sensitivity RF Detector Module Discharge Board Envelope Demodulation AM 0.1-3200MHz
$54.00
MICS-6814 Gas Sensor Carbon Monoxide CO NO2 NH3 Nitrogen Oxygen Air Quality Detection Numerical Sens
$47.95 Save $31.05 RRP: $79.00
Indoor Air Quality Monitor Desktop Carbon Dioxide Gas Analyzer Co2 Meter Detector Temperature Humidity Meter Co2 Monitor unbrand
$159.00 Save $80.00 RRP: $239.00
12 in 1 Air Quality Monitor CO2 Monitor with Time/ Date Display WIFI PM2.5 PM10 CO CO2 TVOC HCHO Te
$50.95 Save $8.05 RRP: $59.00
CJMCU-8118 HDC1080 Carbon Dioxide CO2 Temperature Humidity VOCs Air Quality Sensor Module for
$32.95 Save $7.00 RRP: $39.95
Multi-in-one 7 In 1 Sensor Module Formaldehyde Infrared Co2 Detector Tvoc Pm2.5 Pm10( Tw701-uart) Viewleaf
$149.00 Save $50.00 RRP: $199.00
Carbon Dioxide Controller Single Channel Split Probe Co2 Monitor Co2 Pressure Reducer Valve For Greenhouse Eu Plug C
$469.00
Gas Monitor Meter High Accuracy Multifunctional ABS Portable Gas Leak Detector for Kitchen Industry
$79.00 Save $20.00 RRP: $99.00
Mini Indoor Carbon Dioxide Concentration Detector Co2 Detector
$219.00 Save $260.00 RRP: $479.00
St8310a Color Screen Display Carbon Dioxide Detector Multifunctional 80,000 Data Air Quality Meter For Outdoor
$489.00
Air Quality Monitor Real Time Smart Colorful Display Clear Alarm System Portable Formaldehyde Detector For Office Homeblack
$129.00