Best Radon Detector Deals Online in the UK (25 Deals Found)

Last Updated - 14/09/2026 Sort By:

Best Choice
AEGTEST

New
AEGTEST HOUND-1011S Portable Radon Detector, High-Accuracy Sensor for Home, Lightweight, Audible & Visual Alarms, Long-T
Portable Radon Detector: AEGTEST HOUND-1011S is a compact, portable radon detector for continuous monitoring. It measure

£79.99
Best Value
AEGTEST

New
AEGTEST HOUND-1085 Portable Radon Detector, Long-Term Radon Monitoring for Home, Audible & Visual Alarms, Rechargeable,
Balanced Precision & Stability: The HOUND-1085 integrates a high-accuracy semiconductor radon sensor with triple-vent de

£89.99 £99.99
Used
Airthings Corentium Digital Radon Detector
No longer needed, used without box, see photos for more detail.

£52.70
AEGTEST

New
AEGTEST HOUND-1011S Portable Radon Detector, High-Accuracy Sensor for Home, Lightweight, Audible & Visual Alarms, Long-T
Portable Radon Detector: AEGTEST HOUND-1011S is a compact, portable radon detector for continuous monitoring. It measure

£79.99
New
Ecosense EcoQube Flex Smart Radon Detector - Battery Powered Radon Monitor
With its battery-powered design, this radon monitor is wireless and portable, making it easy to place in any room. The d

£125.00
FORENSICS DETECTORS FD

New
Radon Detector by Forensics | Tenants and Homeowners | 20-Year Sensor Life |
⚛️ ACCURATE: Super sensitive sensor. 20-year sensor life.

£78.00
Airthings

New
Airthings Corentium Home 2 – Portable Digital Radon Detector (Bluetooth, Temperature & Humidity) • LCD Display – 2×AA Ba
THE ORIGINAL RADON DETECTOR, UPDATED: The same proven accuracy as the best-selling original Corentium Home, now with Blu

£149.00
New
Ecosense EcoQube Flex Smart Radon Detector - Battery Powered Radon Monitor
Uses Ecosense ion chamber technology to provide fast radon readings, giving an early indication within minutes and more

£119.95
Airthings

New
Airthings Corentium Home Radon Detector - 224 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, Intl Version
FIRST OF ITS KIND: The first battery-operated, digital radon detector. Monitor your home without the need for an outlet

£105.30 £111.63
Used
Airthings Wave Smart Radon Smart Monitor Detector
This is really easy to use, just put batteries in, it can be mounted on the wall or just placed on furniture. Gives you

£52.70
Airthings

New
Airthings Wave Radon - Smart Radon Detector with Humidity and Temperature Monitor, Accurate and Easy to Use, Cable-Free
ALWAYS ON RADON MONITORING: Get accurate radon gas readings, take action as needed, ensure your mitigation solution is w

£106.50 £111.48
Ecosense Inc.

New
Ecosense EQ100 EcoQube, Digital Radon Detector, Fast Capture of Fluctuating Levels, Short & Long-Term Continuous Monitor
PROFESSIONAL GRADE PATENTED HIGH COUNTING EFFICIENCY : Radon counting sensitivity is 15 times better than the minimum re

£149.95
New
2x Radonova Radtrak³ Radon Detectors Sealed Unused Home Radon Test Kit
Two genuine Radonova Radtrak³ radon detectors. 2 x Radonova Radtrak³ Radon Detectors. Model: Radtrak³. Type: Radon Detec

£16.15
Aranet

New
SAF Aranet Radon Detector for Home: Measures 10 Min, Temperature, Relative Humidity, Pressure, E-Ink Display, 7 Year Bat
RESULTS IN MINUTES - The only truly portable radon monitor on the market offering continuous radon measurement every 10

£196.00
New
Circular Indoor Radon Detector & Monitor For Home - White - Brand New
This is the new generation of smart radon gas monitors. High Quality Ink Screen Display.

£39.99
13% Off
TARSHYRY

New
Air Quality Monitor, Radon Detector LCD Large Screen with Intuitive Color-coded System Air Quality Monitor Indoor for Gr
【Ready to Use】 - Our radon detector does not require any calibration. Simply start it up to test - ensuring accurate det

£18.19 £20.87
New
!!!SALE!!! 20% RRP Ecosense EQ100 EcoQube, Digital Radon Detector
Ecosense EQ100 Ecoqube Digital Radon Detector.

£104.69
New
!!!SALE!!! 20% RRP Ecosense EB100 EcoBlu, Homel Radon Detector
FAST AND ACCURATE : First reading in 10 minutes with patented ion chamber radon sensor technology. As bad as smoking. An

£83.89
Used
Airthings Corentium Digital Radon Detector
A boxed battery operated radon detector, we used these for a six week period and they are as new. Box may have a locatio

£70.90
New
AEG Test HOUND-3699 Portable Radon Detector Touchscreen New Open Box
For added safety, it is equipped with both audible and visual alarms that trigger if radon levels exceed customisable th

£69.99
Used
!!!SALE!!! 20% RRP Ecosense EB100 EcoBlu, Homel Radon Detector Used Condition !
FAST AND ACCURATE : First reading in 10 minutes with patented ion chamber radon sensor technology. Used condition ! Any

£63.09
New
Ecosense EcoQube Flex Smart Radon Detector - Battery Powered Real-Time
The Ecosense app is fully localized in English, French, German, Italian, Spanish, and Swedish for a seamless user experi

£125.83
New
Radon Detector Carbon Dioxide Detector Co2 Monitor Infrared Sensor Mold (white)
Multifunctional Detector: It can detect dioxide, air quality, concentration, temperature and humidity. Item Type: Carbon

£26.82
New
Ecosense EcoQube Flex Smart Radon Detector - Battery Powered Real-Time Radon Mon
The Ecosense EcoQube Flex Smart Radon Detector is a reliable and convenient solution for monitoring radon levels in your

£159.99
New
Digital Radon Detector Portable Radon Gas Tester for Home Long and Short Term Re
Item Type: Radon Detector. 1 x Radon Detector. If you are satisfied with our service, pls. Product Material: ABS.

£109.45

25 Radon Detector deals are available from: Amazon, eBay stores, starting from £16.15.
The biggest discount we found is 13% on Air Quality Monitor, Radon Detector LCD Large Screen with Intuitive Color-coded System Air Quality Monitor Indoor for Greenhouses, Agricultural Production, Warehouses (White) at Amazon.
The lowest price we found is £16.15 while the highest is £196.00.
Prices for the best Radon Detector deals average at £90.96.
Last updated on September 14, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Radon Detector.