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Shop the best prices on 7,776 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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1 - 32 of 7,776
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$27.95 Save $41.05 RRP: $69.00
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$104.00 Save $65.00 RRP: $169.00
Handheld Carbon Monoxide Meter, 80Db CO Leak Detector,CO Gas Analyzer
$40.95
Ammonia Test Meter NH3 Concentration Tester Portable Ammonia Gas Detector with Alarm and LCD Display
$179.00 Save $80.00 RRP: $259.00
Handheld Oxygen Concentration Detector Temperature and Humidity Detection Oxygen Detector Oxygen Test Exceeding Alarms
$109.00 Save $30.00 RRP: $139.00
MESTEK Gas Leak Detector Analyzer Methane Combustible Gas 50000PPM 100%LEL Combustible Natural Gas T
$64.00 Save $75.00 RRP: $139.00
Smart Sensor Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$89.00 Save $50.00 RRP: $139.00
Leak Detector High Sensitivity R22 R32 R134a Refrigerant HVAC Air Conditioner Freon Gas Leak Temp T
$45.95 Save $28.05 RRP: $74.00
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip
$10.95
Formaldehyde Detector Household Decoration Occupancy Gas Detection Indoor Harmful Odor Test TVOC
$23.95 Save $14.00 RRP: $37.95
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / Detector S8601
$22.95
Tuya CO2 Dioxide Detector WIFI CO2 Monitor Meter Co2 Sensor Indoor Agricultural Greenhouse Air Humiture Sensor Monitor
$59.00 Save $30.00 RRP: $89.00
Hay Moisture Tester, with Probe & Backlight LCD Display for Hay, Forage Grass, Alfalfa and Other Hays Moisture Testing
$74.00 Save $55.00 RRP: $129.00
9 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 CO TVOC HCHO PM2.5 PM1.0 PM10 Tempe
$54.00 Save $10.00 RRP: $64.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
$179.00 Save $345.00 RRP: $524.00
Refrigerant Leak Detector 0-1000PPM Air Conditioning HVAC Refrigerant Leak Detector HCFC HFO Tester
$54.00 Save $10.00 RRP: $64.00
Handheld Carbon Monoxide Meter, 80Db Light CO Leak Detector, Portable Handheld CO Detector, CO Gas
$41.95 Save $47.05 RRP: $89.00
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip
$12.95
Leak Detector High Sensitivity R22 R32 R134a Refrigerant HVAC Air Conditioner Freon Gas Leak Temp
$47.95 Save $6.05 RRP: $54.00
Tuya Smart Oxygen Concentration Air Detector CO Meter
$119.00 Save $40.00 RRP: $159.00
Lead Paint Test Swabs Kit: 60 Pcs Lead Test Kit Swabs
$11.95 Save $2.00 RRP: $13.95
4in1 Portable Carbon Dioxide Monoxide Detector,More Than 300 Hours of Standby Time,Temperature and H
$54.00
Oxygen Detector Meter Monitor High Accuracy Handheld Portable Concentration Measurement for Home O2 Gas
$189.00 Save $120.00 RRP: $309.00
O2 Gas Detector Oxygen Detector Intelligent SENSOR AR8100 Oxygen Detector Rechargeable LCD O2 Gas Meter Oxygen Monitor
$139.00
5 in 1 Air Quality Monitor TVOC HCHO Temperature Humidity CO2 Meter, USB Rechargeable CO2 Detector Black
$22.95
Gauss Meter,±2% Accuracy Magnetometer,Precision Industrial 0-2500mT Tesla-Meter, Rechargeable Gaussm
$129.00
12V Propane Butane Gas Detector Alarm LPG Natural Gas Leak Sensor for Motorhome Camper Marine Vehicle with LED Flash Sound Alert
$30.95
HD02 Leak Detector R22/R32/R134a Gas Detector Analyzer Rechargable Refrigerant Gas Air Conditioning
$46.95 Save $32.05 RRP: $79.00
Gas Leak Detector and Tester for Methane, Natural Gas, LPG, and Flammable Gases
$94.00
Tuya WIFI Natural Gas Sensor Combustible Household Smart LPG Gas Alarm Detector Leakage Sensor EU Plug
$24.95 Save $7.00 RRP: $31.95
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
$109.00 Save $70.00 RRP: $179.00
2MP 500/1000X Digital Electronic Microscope 4.3" Display Magnifier (Aluminum Alloy Holder)
$149.00 Save $20.00 RRP: $169.00