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Our most popular products based on sales. Updated frequently.

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- - Safety & Security
  - - Household Sensors & Alarms

�鶹�� in Gas Detectors

#1
Airthings Wave Radon - Smart Radon Detector with Humidity & Temperature Sensor – Easy-to-Use – Accurate – No Lab Fees – Battery Operated - Free App
#2
5-in-1Upgraded Plug-in Carbon Monoxide Detector, Combination Carbon Monoxide & Smoke &Gas Alarm, Builti-in Backup Battery and HD Screen for Home

2 offers from $41.98
#3
Digital Radon Detector III, Tempered Glass, 300 DPI Screen, Easy to Use, White, Bq/M3, pCi/L, Switchable, 3 AAA Batteries Lasting More Than 1 Year
#4
AEGTEST HOUND-1011 Portable Radon Detector for Home, Lightweight, High-Accuracy Sensor, 45-Day Monitoring, Easy-to-Use Radon Tester for Short- & Long-Term in pCi/L or Bq/m³, for Basement – Gray

1 offer from $89.99
#5
4-in-1 Upgraded Natural Gas Leak Detector and Carbon Monoxide Detectors,Carbon Monoxide Detectors Plug in with Temperature & Humidity Monitor CO Methane Propane Alarm for Home RV Hotel (1Pack White)

1 offer from $39.99
#6
RM-65 Radon Detector for Home Basement, Continuous Radon Monitor with Audible & Visual Alarm, LCD Color Display, Long Term Portable Gas Detector for Home, pCi/L or Bq/m³

1 offer from $75.00
#7
Airthings 2960 View Plus - Radon & Air Quality Monitor (PM, CO2, VOC, Humidity, Temp, Pressure)

1 offer from $379.99
#8
LifeBasis Radon Detector with TFT Color Display, Portable Radon Monitor for Home Rechargeable Radon Tester Long Data Storage with Visual and Audible Alarm First Data Display in 6 Hours pCi/L or Bq/m³
#9
SAF Aranet Radon Detector for Home: 10-Min Measurement, Temperature, Relative Humidity, Pressure, E-Ink Display, 7-Year Battery, Portable with Free App, Bq/m3 & pCi/L Selectable
#10
Natural Gas Detector,Y401 Plug in Gas Leak Detector, Propane Gas Detector for Home, Kitchen,Leak Gas Alarm for LNG,LPG,Methane,Camper (1Pack, White)

1 offer from $26.99
#11
AccuStarCanada 1AT Alpha Track Long-Term Radon Test Kit for Canadians
#12
RM-73 Radon Detector, Home Radon Monitor with Touchscreen LCD Color Display, Radon Detectors for Home Basement Audible & Visual Alarms, Historical Records Long Term Monitoring Detector, pCi/L or Bq/m³
#13
RM-65 CHNADKS Radon Detector for Home Basement, Continuous Radon Monitor with Audible & Visual Alarm, LCD Color Display, Long Term Radon Gas Meter Detector for Home, pCi/L or Bq/m³
#14
PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Methane, Propane for Home(Includes Battery x2)-Orange

1 offer from $29.99
#15
PT520A Natural Gas Detector, Gas Leak Detector with 43.5cm Gooseneck, Locates Sources Like Methane, Propane and Butane for Home and RV (Includes Battery x3) - Orange

1 offer from $44.99
#16
Life Basis Radon Detector for Home Radon Tester Portable with Large Screen Long and Short Term Radon Monitoring Battery Operated, Canadian Version in Bq/m - Black
#17
AEGTEST HOUND-1085 Radon Detector, TFT LCD, Rechargeable, Compact Design, Long-Term Monitoring for Home & Basement, Easy to Use, Audible & Visual Alarms, pCi/L or Bq/m³ – Blue

1 offer from $109.99
#18
AEGTEST HOUND-2033 Radon Detector for Home, 3.4" Touchscreen, 10-Minute Updates, Audible & Visual Alarms, Portable Rechargeable Design, Long-Term Monitoring, USB Data Export, pCi/L or Bq/m³ – Black

1 offer from $103.49
#19
Ecosense EB100 EcoBlu, Home Radon Detector, Capture & Display Results Every 10 Minutes, Short & Long-Term Continuous Monitoring, Easy to Use

1 offer from $165.00
#20
Ecosense EQ100 EcoQube, Digital Radon Detector, Fast Capture of Fluctuating Levels, Short & Long-Term Continuous Monitoring with Trend Charts, Remote Data Access, Only Support 2.4 GHz

2 offers from $197.00
#21
LifeBasis Radon Detector with TFT Color Display, Rechargeable Radon Monitor for Home Long Data Storage First Data Display in 6 Hours, Radon Tester with Visual and Audible Alarm pCi/L or Bq/m³-Black

1 offer from $122.99
#22
X-100E 4-in-1 Natural Gas Leak Detector & Carbon Monoxide Detectors Plug in, 180°Color Display, Portable Carbon Monoxide Detector for Travel, Gas & CO Detector for Home, RV, Hotel - White
#23
AEGTEST HOUND-3786 Radon Detector for Home, 10-Min Update, 3.5" Large Display, Rechargeable, Long-Term Radon Monitoring with Data Charts, Audible & Visual Alarm, PDF Export, pCi/L & Bq/m³ -Black

1 offer from $119.99
#24
GQ Radon Detector Radonscan Home Radon Monitor Alpha Radiative Gas Radiation Design in USA Large Color Display Short and Long Term continuously Monitor Accurate Fast Sensitive Data Saving

2 offers from $68.00
#25
Neoteck Gas Leak Detector Natural Gas Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Gas Leak Sources Like Methane, Propane for Home-Grey

1 offer from $22.99
#26
VITITE RV Propane Gas Detector, RV Propane/LPG Gas Alarm, DC 12V - Designed for Motorhome Travel. Digital Display; 85dB Alarm; (Surface Mount- Black)

1 offer from $38.99
#27
3 in 1 Natural & Propane Gas Detector, Plug in Natural Gas, Propane, Temp, Humidity and Explosive Gas Alarm; Design for Home, Apartment & RV; with LCD Screen (White)

1 offer from $32.99
#28
BlueStars 2 Packs 025-37499-000 Gas Furnace Flame Sensor Compatible with York Luxaire Coleman Gas Furnace Replacement part for 1-025-37499-000, 025-37499-000 and others

1 offer from $14.99
#29
Natural Gas Detector, TopTes PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Leak Sources Like Methane, Propane for Home (Includes Battery x2)-Orange

1 offer from $27.99
#30
TopTes Guard-101 Gas Detector, 4 Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, 14h Long Battery Life, Safety Explosion-Proof, Gas Monitor for Work, Home - Orange

1 offer from $149.99
#31
Multiple Purposes Case for Corentium Home Radon Detector by Airthings, for Desktop and Wall-Mounted

3 offers from $37.66
#32
2 Packs Combination Gas & Carbon Monoxide Detectors Plug in, 5-in-1 Natural Gas Detector & Carbon Monoxide Alarm with Temperature (°F) and Humidity, CO Detector with Built-in 9v Battery for Home, RV

4 offers from $59.00
#33
4 in 1 Plug in Carbon Monoxide Detector, Combustible Gas Detectors Alarm with 1000 mAh Backup Battery with HD Display CO Detector (CO Gas Temp Humidity Sensor) for Home, RV, Apartment

1 offer from $46.99
#34
Y401 Natural Propane Gas Detector, Home Gas Alarm and Monitor, Leak Alarm for LNG, LPG, Methane, Coal Gas Detection in Kitchen, Home, Camper (1 Pack)

1 offer from $22.99
#35
TopTes PT210S Gas Leak Detector, Natural Gas Detector with 10cm Probe, Propane Leak Detector Locating Combustible Gases Like Natural Gas, Methane for Home, Measures%LEL (Incl. Batteries) - Orange

1 offer from $38.99
#36
TopTes PT-830S Rechargeable Gas Leak Detector with 36.8 cm Flexible Probe, Range 0-10000 ppm, TFT Color Display & 3 Types Alarm, Natural Gas Leak Detector for Propane, Methane for Home or Industrial

1 offer from $96.99
#37
AEGTEST HOUND-3699 Radon Detector Featuring Precise Sensor, Rapid 10-Minute Readings, Audible & Visual Alerts, Touchscreen Interface, Continuous Radon Level Tracking for Household Use - White

1 offer from $129.99
#38
Radon Detector for Home, Allows Short and Long Term Monitoring of Radon Levels in The Air, Dual use for Hanging and Tabletop Placement, US Version-Pci/L,Radon Detector,Home Radon (White)

1 offer from $94.46
#39
Radon Detector, Test Kit Co2 Monitor Multifunctional for Gymnasiums(White)

1 offer from $35.01
#40
Tadeto RV Carbon Monoxide and Propane Gas Alarm, 12V DC Hardwired CO/LPG Gas Leak Alarm with Light and Audible Indicator, RV Propane Detector with Reset/Backlight for RV/Trailer/Camper

1 offer from $79.99
#41
AEGTEST AGT-1988 Rechargeable Natural Gas Detector, Gas Leak Detector with TFT Display, 0.5s Response, 0–9999PPM Range, Portable for Detecting Combustible Leaks Like Propane, Methane for Home & RV

1 offer from $33.99
#42
AEGTEST 1223 Gas Leak Detector with Visual & Audible Alarm, Built-in Light, Natural Gas Detector to Locate Combustible Leak Sources Like Methane, Propane for Home and RV

1 offer from $23.99
#43
TopTes PT760 Rechargeable Natural Gas Detector, Gas Leak Detector with 12-inch Extendable Probe,%LEL Propane Leak Detection with Built-in Flashlight for Methane, Butane and More for Home, RV

1 offer from $45.99
#44
TopTes Guard-156 4 Gas Monitor Multi Gas Detector for H2S, CO, LEL, and O2, Triple Alarm Modes (Visual, Vibration, Sound), 0.5s Fast Response, Dust and Explosion Proof Design for Work and Home Safety

1 offer from $159.99
#45
Life Basis Radon Detector for Home Basement, Smart Radon Monitor Fast Capture of Fluctuating Levels, Radon Tester Short & Long-Term Monitoring with Alert Notifications - Connected Mobile App & WiFi

1 offer from $149.99
#46
WiFi Home Radon Detector, Portable Radon Meter with Real-Time Short & Long-Term Monitoring, Plug-in Design, Instant Alerts & App Control
2 offers from $149.18
#47
Natural Gas Leak Detector, Portable Combustible Gas Leak Detector Pen, Gas Sniffer Test Methane, Propane, Ethane, Toluene, Butane for Home, RV

1 offer from $22.97
#48
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor with Full Color LCD, Indicator Light, Alarm, Auto Calibration, for Home, Office, Travel

1 offer from $59.99
#49
GQ RadonScan-Plus Radon Gas Digital Detector Worldwide Remote Monitoring Fast Accurate Detection Simple Color Display USA Design Real-time Data App Data Logging & Sharing

1 offer from $78.58
#50
Neoteck Natural Gas Detector Gas Leak Detector with 12” Gooseneck Combustible Gas Detector with Audible & Visual Alarm Test Methane Propane Gasoline CO Natural Gas for Gas Pipeline Gas Stove and RV

1 offer from $39.99