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Shop the best prices on 8,022 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Habicare and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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33 - 64 of 3,200
E Shape 35K RPM Dental Lab Jewelry Micromotor Polishing Micro Motor Handpiece Electric Nail Drill Handle
$94.00 Save $25.00 RRP: $119.00
2 in 1 Soil Quality Tester Moisture and PH Meter High Sensitivity Probe Humidity and Acidity Tester
$44.95 Save $19.05 RRP: $64.00
Portable Breathalyzer, Breathalyzer Breath Tester Meter LED Digital Display Accurate Portable Testing Tool for Drivers Or Home Use 1P5U1
$41.95 Save $17.05 RRP: $59.00
ZFX-13001 Digital High-Precision Humidity Controller Intelligent Humidity Control Switch Dehumidification/Humidification Mode Humidistat
$54.00 Save $20.00 RRP: $74.00
CO2 Detector Semiconductor Air Quality Monitor Temperature Humidity Sensor H8 Plus ZNAZGG01
$54.00 Save $20.00 RRP: $74.00
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
$51.95 Save $17.05 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
$51.95 Save $17.05 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
$42.95
5-in-1 Air Quality Detector with Stand USB Type-C Multifunctional Automatic Display Portable CO2,HCHO,TVOC Tester White
$36.95 Save $27.05 RRP: $64.00
Feature: 1. [High Sensitivity] Equipped with a highly sensitive sensor, this gas monitor ensures acc
$139.00 Save $40.00 RRP: $179.00
10 in 1 Air Quality Monitor HCHO TVOC PM2.5 PM10 CO CO2 Temperature&Humidity Tester Carbon Dioxide Detector White
$36.95
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
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor White
$35.95 Save $28.05 RRP: $64.00
S8-0053 400-2000 ppm Infrared CO2 Carbon Dioxide Sensor Serial Communication / PWM
$59.00 Save $15.00 RRP: $74.00
Portable Air Quality Detector, Highly Accurate Handheld HCHO Detector for Home, Portable Air Quality Detector, Black
$44.95 Save $14.05 RRP: $59.00
Gas Detector Pen Type Sensitive Portable Combustible Gas Tester Sensor for Industry Catering
$25.95 Save $8.00 RRP: $33.95
New 2023-portable 4 Gas Detector, Sound Light Vibration Rechargeable Lcd Screen unbrand
$419.00 Save $255.00 RRP: $674.00
Combustible Gas Leak Detector for Natural Gas and Other Gases
$34.95 Save $10.00 RRP: $44.95
Electrochemical CH2O Formaldehyde Sensor Gas HCHO Sensor Module Smart Home Devices
$17.95
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
$199.00 Save $10.00 RRP: $209.00
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
PM2.5 Detector LED Household Air Quality Vehicle Environment Monitor A1 Communication 2.8in
$74.00 Save $25.00 RRP: $99.00
Formaldehyde Detector, TVOC Sensor, CO2, PM2.5, Temperature, Humidity, Air Quality, 5 in 1 Tester, Black
$29.95 Save $9.00 RRP: $38.95
Mobile Phone Air Tightness Leak Detector Tool for IPhone Air Pressure Tester Airtight Equipment
$24.95 Save $23.00 RRP: $47.95