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Shop the best prices on 8,060 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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897 - 928 of 3,200
Industrial Ozone Concentration Tester Ozone Gas Monitors Ozone Detector Pumping
$449.00 Save $100.00 RRP: $549.00
Direct plug-in European standard ultra-sensitive digital display combustible gas pipeline alarm | gas detector | gas detector
$38.95 Save $40.05 RRP: $79.00
Carbon dioxide detector CO2 detector carbon dioxide concentration three in one temperature and humidity detection
$46.95 Save $27.05 RRP: $74.00
CO2 Detector, 400 to 5000 PPM Home CO2 Sensor, Mini CO2 Detector Meter, High Accuracy Temperature Relative Humidity Tester with 3 Color Indicator Ligh
$94.00 Save $45.00 RRP: $139.00
Air Quality Monitor Indoor PM2.5 Meter Mini Portable Smart Sensor Temperature Humidity Tester
$89.00 Save $20.00 RRP: $109.00
Gas leak detector with audible and visual alarm
$119.00 Save $90.00 RRP: $209.00
White 5 In 1 5 In 1 Carbon Dioxide Detector Temperature/humidity Air Quality Monitor Digital Co2 Meter Formaldehyde Detector Air Analyzer For Co2/hcho
$169.00
3 in 1 Carbon Monoxide Detector Digital CO2 Monitor CO2 Meter Gas Analyzer Detector 9999PPM CO2 Analyzers With Temperature Humidity Test
$189.00 Save $60.00 RRP: $249.00
Refrigerant Leak Detector Tester with High Accuracy Quick Response Heated Diode Sensor Universal
$359.00 Save $100.00 RRP: $459.00
WT8820 Portable Combustible Gas Detector Leakage Natural Gas Sensor Alarm High Sensitivity Test
$52.95 Save $16.05 RRP: $69.00
Applicable to 4-in-1 Gas Detector Carbon Monoxide Oxygen Hazardous Sewer Limited Space Air Concentra
$114.00 Save $75.00 RRP: $189.00
Gas Detector Pen Type Sensitive Portable Combustible Gas Tester Sensor for Industry Catering
$29.95 Save $8.00 RRP: $37.95
HVAC Refrigerant Leak Detector 7 Levels Sensitivity Adjustable Freon Gas Leakage Tester for Air Condition R22 R410A R134A R1234YF With LED Light ( Req
$54.00 Save $15.00 RRP: $69.00
20-In-1 Tuya WIFI Air Quality Detector CO/CO2/TVOC/HCHO/PM2.5/PM1.0/PM10/Temp/Humidity 5Pcs Subunits
$139.00
ASAIR ACD10 Electronic Carbon Dioxide Sensor Module Infrared NDIR High-Precision CO2 Gas Concentration Detection
$38.95 Save $25.05 RRP: $64.00
-Z14B NDIR Infrared CO2 Sensor Module Gas Sensor for CO2 Monitor 0-5000ppm Z14 Serial UART PWM Outp
$59.00
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2,CO,PM2.5 Formaldehyde TVOC Temperature and Humidity(with 5 Slave Units)
$109.00
Air Quality Detector Monitor Indoor Tester Carbon Dioxide Sensor Wall-Mounted Co2 Detector Carbon Dioxide Monitor
$119.00
MS1100 Gas Sensor Module, High-Precision TVOC and CO2 Detection, Household and Laboratory Gas Quali
$12.95
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$34.95
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$40.95
Tuya Smart WiFi CO2 Detector Sensor Air Quality Monitor TVOC CO2 Gas CH2O Temperature Humidity Mete
$54.00
Tuya Wifi Air Quality Monitor CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity Detector
$29.95
4-in-1 Gas Carbon Dioxide Detector CO2 Infrared Detector Thermometer Thermohygrometer, Black
$64.00 Save $65.00 RRP: $129.00
CO2 Meter Digital Tester Carbon Dioxide Detector Air Quality Monitor CO2 Tester White
$84.00
Rm370 Carbon Monox Detector
$74.00 Save $65.00 RRP: $139.00
Smart CO2 Detector Carbon Dioxide Controller 2 Channel CO2 Monitor with Relay Power Socket for Tuya APP EU Plug 100240V
$389.00 Save $120.00 RRP: $509.00
US Plug,Hydrogen Sulfide Gas Detector 0-100 PPM with 3 Alarm Modes, H2S Air Quality Meter with Temp
$119.00 Save $10.00 RRP: $129.00
Portable Detector(0-20 PPM&0.01 PPM High Resolution), Meter with Alarm,Temp & Humidity Tester US Pl
$189.00 Save $10.00 RRP: $199.00
Mini Radon Air Quality Monitor Temperature Humidity Data Adjustment Radon Sensor Monitor Indoor Rad
$159.00 Save $10.00 RRP: $169.00
RM-75 Radon Detector Air Quality Gas Monitor Temperature and Humidity Smart Detector with Touch Scr
$269.00 Save $20.00 RRP: $289.00
Tuya 300m ME204R RF433 Gas Detector LED Display Portable Smart Home Device Gas Tank Meter LGP Tank
$329.00 Save $40.00 RRP: $369.00