Leaders in professional radon instrumentation and analysis solutions    


DURRIDGE is a leading provider of professional radon detection equipment. Since 1997 DURRIDGE have offered world-class radon detection solutions for business, universities, and governments worldwide. Our RAD7 continuous radon gas monitor features precise measurement far exceeding EPA accuracy standards.

See what others are saying


CAPTURE Software update
Download and analyze radon and thoron data from the RAD7 with CAPTURE v5.4.4 for Windows and Mac OS X. The latest version of CAPTURE bring several important improvements, and is recommended for all RAD7 users. CAPTURE is available free of charge for Windows and Mac OS X. Learn more about CAPTURE and download it here.

RADNET-1 Conference Appearance
Durridge will be attending the RADNET-1 conference at H.N.B. Garhwal University in Tehri Garhwal, India. This three day event begins on Monday June 15. Durridge president Derek Lane-Smith will present new research on thoron, and he will be available to demonstrate Durridge products and answer questions. Learn more here.

CAPTURE Software Update
Download and analyze RAD7 radon data using Durridge's CAPTURE software for Windows and Mac OS X. CAPTURE version 5.4.2 brings several improvements affecting RAD7 communication, data parsing, and exporting. CAPTURE is available free of charge for all users. Learn more about CAPTURE and download it here.

DRYSTIK Performance Comparisons
The DURRIDGE DRYSTIK is a device that removes moisture from air entering the RAD7, in order to allow for more accurate radon measurements. DURRIDGE offers a variety of DRYSTIK models, and their relative capabilities can be reviewed on our page of DRYSTIK Performance Graphs. For general information about the DRYSTIK, see our DRYSTIK product page.

RAD AQUA User Manual Updated
The RAD AQUA user manual has been updated with improved diagrams showing how to configure the device with the RAD7 and DRYSTIK. All Durridge product manuals are available in both print and PDF formats. Learn more about the RAD AQUA radon in water accessory here.

CAPTURE Software Update
Durridge's CAPTURE software for communicating with the RAD7 has been updated to version 5.4.1. This release brings a wide variety of improvements and is recommended for all RAD7 users. CAPTURE is available free of charge for Windows and Mac OS X. Learn more about CAPTURE and download it here.

MARC X Conference Appearance
Durridge will be present at the International Conference on Methods and Applications of Radioanalytical Chemistry (MARC X), in Kailua-Kona, Hawaii this April. We will host a presentation titled Our P.E.T. Project: An Unlimited Supply of Big and Small Water Sample Vials for the Assay of Radon in Water. Click here for more information on the MARC X conference.

2015 News     2012 News  
2014 News   2011 News  
2013 News   2010 News  
Products   Services Software Support More
Water Probe
Soil Gas Probes
Range Extender
Big Bottle System
Emission Chambers
RAD7 Accessories
RAD7 Calibration
Thoron Calibration
RAD7 Repair
Firmware Upgrades
DURRIDGE Translator
Product Manuals
Support Contacts
Video Tutorials
Research Papers
External Radon Links
Company Information
Customer Testimonials
Contact Us
Active Drystik CAPTURE RAD H2O RAD7 RAD AQUA Soil Gas Probe