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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.

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CAPTURE Version 5.5.1 Now Available
Durridge's CAPTURE software for viewing and analyzing RAD7 data has been updated to version 5.5.1. The latest changes bring several new features and changes which are described at the CAPTURE Version History page. CAPTURE is available for Windows and Macintosh OS X. Get CAPTURE here.

CAPTURE Version 5.5 Now Available
Graph and analyze RAD7 data using Durridge's CAPTURE software for Windows and Mac OS X. CAPTURE 5.5 introduces numerous improvements in the areas of graphing and file handling. Most significantly, it is now possible to configure specific graph parameters for each run in a radon data set, and to save the changes for later retrieval. Get CAPTURE here.

RAD H2O Enhanced with Bypass Assembly
The RAD H2O accessory for measuring radon in water samples has been improved with the addition of a Bypass Assembly, which makes it possible to control the amount of air pressure involved in the aeration process. Learn more about the RAD H2O here, and compare it to DURRIDGE's other radon in water accessories on our Product Comparison page.

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RAD7 Radon Detector
Big Bottle System
Water Probe
Soil Gas Probes
Range Extender
Emission Chambers
CO2 Logger
Cool Trap
Duty Cycle Controller
Indoor Faucet Connector
Natural Rock Sample
Relay Box
Serial Bluetooth Adaptor
USB to Serial Adaptor
Water Switch
RAD7 Calibration
Thoron Calibration
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