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Shop the best prices on 7,537 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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513 - 544 of 7,537
CCS811 Gas Sensors Carbon Dioxide Detection Sensors Module CO2 ECO2 TVOC Air Quality Detecting Outp
$18.95 Save $7.00 RRP: $25.95
Combustible Gas Detection Unit -5 Gas Detection Unit Integrated STM32 Controller STM32G030 Communic
$21.95 Save $5.00 RRP: $26.95
Tuya 300m ME204R RF433 Gas Detector LED Display Portable Smart Home Device Gas Tank Meter LGP Tank
$349.00 Save $30.00 RRP: $379.00
6 in 1 PM2.5 PM10 HCHO TVOC CO CO2 Air Quality Detector CO CO2 Formaldehyde Monitor Home Office Air
$40.95 Save $8.00 RRP: $48.95
Air Quality Monitor 6 in 1Smart CO2 TVOC HCHO Air Temperature Humidity Quality Detector Carbon Dioxide DetectorWhite
$79.00 Save $20.00 RRP: $99.00
Tuya Wifi Air Quality Monitor CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity Detector
$46.95 Save $12.05 RRP: $59.00
Handheld Water Quality Detector Probe Plug Type H2 Test Pen IP67 Waterproof YY400H
$54.00 Save $10.00 RRP: $64.00
Portable Gas Leakage Alarm Combustible Gas Detector for Petroleum Methane 3000PPM AC90240V US Plug
$44.95 Save $9.05 RRP: $54.00
Portable Propane Methane and Natural Gas Leak Detector Combustible Gas Tester Meter Sniffer with Sound Light Alarm Sensitive Adjustable
$104.00 Save $25.00 RRP: $129.00
Carbon Dioxide Detector Home Desktop Air Quality Monitor Portable Handheld CO2 Temp Humidity Sensor
$94.00 Save $25.00 RRP: $119.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor Black
$35.95 Save $28.05 RRP: $64.00
Carbon Dioxide Detector Semiconductor Usb Charging Lcd Temperature Humidity Detection Air Quality Detectorblack
$109.00
Wifi Natural Gas Detector Alarm Wallmounted Leakage Sniffer Us Plug Ac 100240v
$139.00
5 in 1 Air Quality Detector Semiconductor Sensors HCHO TVOC CO2 Temperature Humidity Tester Air Mon
$30.95 Save $4.00 RRP: $34.95
Tuya Smart WiFi CO2 Detector Sensor Air Quality Monitor TVOC CO2 Gas CH2O Temperature Humidity Mete
$59.00
Tuya WiFi 15-in-1 Air Quality Detector Household Portable PM0.3 PM1.0 PM2.5 PM10 CO CO2 Tester with
$47.95 Save $6.05 RRP: $54.00
Tuya Smart Wifi Natural Gas Sensor Combustible Coal Gas LPG Gas Leakage Alarm Detector Fire Securit
$23.95 Save $4.00 RRP: $27.95
14 in 1 Air Quality Monitor Tuya WIFI CO/CO2 Detector Real Time Monitoring BIG Display Home Air Tes
$64.00 Save $10.00 RRP: $74.00
Tuya Wifi Carbon Monoxide Detector with LCD Display 70DB Alarm Sound CO Gas Sensor Home Security Pr
$26.95 Save $6.00 RRP: $32.95
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Mo
$26.95 Save $3.00 RRP: $29.95
Gauss Meter,±2% Accuracy Magnetometer,Precision Industrial 0-2500mT Tesla-Meter, Rechargeable Gaussm
$129.00
5Pcs Air Pollution Sensor JW01C02V2.2 VOC Air Quality Detection Module ZP07 MP503 for C02 Benzene F
$19.95 Save $6.00 RRP: $25.95
Zigbee/tuya Wifi Smart Air Box Carbon Dioxide Detector Co2 Gas Sensor Formaldehyde Voc Temperature Viewleaf
$54.00 Save $25.00 RRP: $79.00
Quality Monitor,upgraded Accurate Sensor Co2 Detector 8 In 1 Quality Detector For Co2 Pm2.5/pm10 Formaldehyde Viewleaf
$269.00 Save $100.00 RRP: $369.00
X4a Temperature Humidity Tester Meter Combustible Gas Natural Gas Detector Sensor Leak Alarm Indic Viewleaf
$49.95 Save $24.05 RRP: $74.00
Mh-z19 Mh-z19e Ir Infrared Co2 Sensor Module Carbon Dioxide Gas Sensor Ndir For Co2 Monitor 400-5000 Viewleaf
$54.00 Save $25.00 RRP: $79.00
110b Vehicle Detector Ac220v Single Channel Inductive Vehicle Loop Detector For Car Parking Lot Acc Viewleaf
$41.95 Save $17.05 RRP: $59.00
4 In 1 gas detector o2 h2s co combustible carbon monoxide oxygen flammable gas analyzer toxic gas harmful gas leak detector
$339.00 Save $535.00 RRP: $874.00
Air Analyzer Gas Leak Detector Gas Analyzer Sound Alarm Ppm Meter Combustible Gas Flammable Natural
$289.00 Save $410.00 RRP: $699.00
Portable CO2 Temperature Humidity Monitor Air Quality Monitor Infrared NDIR Detector Indoor Outdoor Detection Tools
$48.95
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector Black
$22.95
MT03 Air Quality Monitor CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector White
$20.95