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Shop the best prices on 8,066 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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1,217 - 1,248 of 3,200
Antifreeze Detector Freezing Point Detector For Vehicle Urea Freezi...
$59.00 Save $15.00 RRP: $74.00
Air Quality Meter, 0-1000μg/m³ Air Dirt Detector PM2.5 CO2 HCHO TVOC Temperature Humidity Monitor Meter APP, for Home Classroom
$104.00 Save $25.00 RRP: $129.00
New DM125C WIFI Desktop CO2 Quality Detector,Tuya WIFI Connection
$99.00
SMART SENSOR AS5750 Portable Refrigerant Gas Leakage Detector Halogen Gas Detector
$119.00 Save $20.00 RRP: $139.00
USB Rechargeable CO2 Detector Black
$19.95 Save $2.00 RRP: $21.95
CO2 Detector CO2 Monitor Carbon Dioxide Temperature Humidity Meter
$46.95 Save $3.00 RRP: $49.95
HT66 Gas Leak Detector 50-1000PPM Sound Alarm Mini Household Detector
$35.95 Save $2.00 RRP: $37.95
Carbon Dioxide Controller Single Channel Split Probe CO2 Monitor CO2 Pressure Reducer Valve for Greenhouse EU Plug B
$289.00 Save $80.00 RRP: $369.00
PM2.5 Air Quality Module (PMSA003) Ambient Air Quality Testing Module DC5V Power Supply M5Core Pedestal
$109.00 Save $30.00 RRP: $139.00
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White-yuyu
$32.95 Save $21.05 RRP: $54.00
2 In 1 Plug-in Home Natural Gas/methane/propane/co Gas Leak Sensor Detector Carbon Dioxide
$104.00 Save $35.00 RRP: $139.00
Multimeter Probes, Electronic Multimeter Test Lead Kit With Alligator Clips, 1000v20a Detector Pen And Smd Test Lead For Multimeters
$59.00 Save $60.00 RRP: $119.00
Dc9v Independent Home Fire Smoke Detector 1201
$35.95 Save $28.05 RRP: $64.00
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set Shytmv
$27.95 Save $7.00 RRP: $34.95
Connected Household Gas Detectorwifi Gas Detector Gas Alarm, White, One Piece
$79.00 Save $70.00 RRP: $149.00
High Accuracy And Instant Halogen Gas Leakage Tester,with Indicator Light
$54.00 Save $25.00 RRP: $79.00
8 Self-adhesive Handles With 16 Double-sided Adhesive Tapes For Doors, Windows, Drawers, Cabinets, Glass Doors, Black And White
$39.95 Save $12.00 RRP: $51.95
Co2 Detector Monitor, Co2 Carbon Dioxide Air Quality Sensor, Air Quality Sensor With Usb Cable - Temperature And Humidity Detector - For Home / Office
$27.95 Save $9.00 RRP: $36.95
Propane Tank Adapter, Propane Tank Valve, Propane Hose Adapter Brass Solid Universal Fit(1pcs)
$23.95 Save $17.00 RRP: $40.95
1pc, Independent Home Fire Smoke Detector Jskee
$31.95 Save $22.05 RRP: $54.00
Smart Gas Leak Detector Alarm: Detects Natural, LPG, and Coal Gas with High Sensitivity
$41.95
Advanced Gas Leak Detector Alarm: Detects LPG, Natural Gas, Coal Gas with 85dB Alert
$45.95
High Sensitivity Gas Detector Alarm: LPG, Natural Gas, Coal Gas Detection with 85dB Alert
$43.95
5-in-1 Air Quality Detector with Stand USB Type-C Multifunctional Automatic Display Portable CO2,HCH
$33.95 Save $7.00 RRP: $40.95
Refrigerant & Combustible Gas-Leak Detector, PPM Freon Leak Detector with Loud Alarm, for R134A R410
$50.95 Save $18.05 RRP: $69.00
4-in-1 Multi Gas Detector: O2, H2S, CO, LEL - Combustible Gas & Toxic Gas Leak Detector
$269.00 Save $530.00 RRP: $799.00
4-in-1 Multi Gas Detector: O2, H2S, CO, LEL - Combustible Gas & Toxic Gas Leak Detector
$269.00 Save $455.00 RRP: $724.00
4-in-1 Multi Gas Detector: O2, H2S, CO, LEL - Combustible Gas & Toxic Gas Leak Detector
$269.00 Save $530.00 RRP: $799.00
4-in-1 Multi Gas Detector: O2, H2S, CO, LEL - Combustible Gas & Toxic Gas Leak Detector
$269.00 Save $530.00 RRP: $799.00
2pcs Digital Carbon Monoxide (co) Detector Alarm Battery Powered
$19.95 Save $27.00 RRP: $46.95
Indoor Co2 Sensor Co2 Meter Digital Air Detector Intelligent Air Quality Analyzer
$40.95 Save $28.05 RRP: $69.00
Co2 Monitor Meter Sensor Indoor With Alarm, Air Quality Carbon Dioxide Monitor With 400-5000 -ndir
$46.95 Save $27.05 RRP: $74.00