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Shop the best prices on 7,297 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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33 - 64 of 7,297
7 in 1 500V Changeable Insulated Screwdrivers Set with Magnetic Phillips and Slotted Bits Electrician Repair Tools Kit
$44.95 Save $19.05 RRP: $64.00
Nitric Oxide Detector 0‑50ppm 3.5in TFT Display Handheld NO Gas Tester Sensor for Home
$1,899.00
Air Quality Monitor Portable LCD Backlight Screen CO2 TVOC HCHO PM2.5 PM10 Detector with Alarm White
$54.00 Save $15.00 RRP: $69.00
Portable Natural Gas Leak Detector with LCD Display High Accuracy Combustible Gas Detector Sensor Tester
$59.00 Save $20.00 RRP: $79.00
ZFX-13001 Digital High-Precision Humidity Controller Intelligent Humidity Control Switch Dehumidification/Humidification Mode Humidistat
$54.00 Save $15.00 RRP: $69.00
1PCS J321 Geiger Tube Counter Hard Beta Detectors Geiger Counter Kit the Tube for Nuclear Radiation Detector
$26.95
Halogen Leak Detector Air Conditioning Refrigerant Leak Detector HVAC R22 R410A R134A CFCs HCFC Fre
$43.95
10 in 1 Air Quality Monitor HCHO TVOC PM2.5 PM10 CO CO2 Temperature&Humidity Tester Carbon Dioxide Detector White
$37.95
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable Combustible Gases Concentration Analyzer Meter with Sound Light Alarm
$69.00 Save $15.00 RRP: $84.00
Tuya Wifi Air Quality Monitor Smart Home CO2 Detector Formaldehyde VOC CO2 CH2O Temperature Humidity
$59.00 Save $35.00 RRP: $94.00
Formaldehyde Gas Detector Flammable Toxic Detection Sensor Leakage Alarm DC5V~24V
$45.95 Save $8.05 RRP: $54.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor White
$35.95 Save $28.05 RRP: $64.00
Tuya WIFI Air Quality Monitor 5 in 1 Formaldehyde VOC CO2 Temperature Humidity Detector Sensor Support Remote Control
$30.95 Save $7.00 RRP: $37.95
UT336A Refrigerant Leak Detector Cfcs Hcfcs Hfcs Leakage Tester
$84.00 Save $10.00 RRP: $94.00
DM162C Intelligent Handheld CO2+Temperature+Relative Humidity Detector CO2 Measuring Instrument Exceeding Limit Alarm ℃/℉ Switch with Clear
$119.00 Save $20.00 RRP: $139.00
Air Quality Monitor Co2 Detector With 2.8 Inch Tft Indoor Temperature Humidity Carbon Dioxide 1500mah Rechargeable Co2 Meter
$139.00
DR850 4 in 1 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter for O2 / CO / H2S / COMB
$159.00 Save $110.00 RRP: $269.00
Mobile CO2 Monitor NDIR Sensor Carbon Dioxide Detector Indoor CO2 Testing Manager NDIR Sensor with
$69.00
LXH‑8 1/2 Cold Water Meter, Highly Sensitive Remote Water Gauge Meter, Houshold Use
$84.00 Save $20.00 RRP: $104.00
9 In1 Co2 Meter Air Quality Monitor App Bt Carbon Dioxide Detector Tvoc Hcho Pm2.5 Pm1.0 Pm10 Temperature Humidity Co2 Sensor
$219.00
ZPSHYD Handheld Ozone Meter Detector USB Charging Air Quality Pollution Monitor for Home Office Industry GCXYL
$189.00 Save $20.00 RRP: $209.00
Dsa-200 Halogen Gas Detector Alarm Freon Refrigerant Leakage Halogen Monitor Analyzer Tester
$119.00
HABOTEST Portable Gas Analyzer HT601B Household Gas Leak Detector Gases Detector PPM Meter Methane Concentration Alarm Instrument
$119.00 Save $30.00 RRP: $149.00
Portable Air Quality Monitor Temperature Humidity Tester Co2 Detector Classrooms Restaurants Co2 Monitor Air Quality Detector
$104.00
Peakmeter Pm6310 High Accuracy Portable Combustible Gas Leak Detector
$209.00
Portable Propane Methane and Natural Gas Leak Detector Combustible Gas Tester Meter Sniffer with Sound Light Alarm Sensitive Adjustable
$64.00
13in1 Indoor Air Quality Monitor WiFi for Tuya CO2 Detector Air Quality Tester for Home Office Hotel (Black)
$89.00 Save $50.00 RRP: $139.00
PTH-10DH Carbon Monoxide Detector CO Air Quality Portable Horizon Monitor HD LED Screen USB Chargin
$84.00
US PLUG,Gas Monitor for O2,CO,H2S,Combustible Gas Tester,4 Gas Leak Detector with Sound,Light&Vibra
$139.00 Save $20.00 RRP: $159.00
DR850 4 in 1 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter for O2 / CO / H2S / COMB
$159.00 Save $40.00 RRP: $199.00
Electrochemical Gas Hydrogen Sulfide H2S Sensor Module for Environmental Monitoring in Toilet Waste Stations SC05H2S
$59.00 Save $30.00 RRP: $89.00
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide 2 in 1 Sensor
$29.95 Save $1.00 RRP: $30.95