DURRIDGE is pleased to announce the availability of the Big Bottle System. This product makes it possible for the RAD7 to measure concentrations of radon as low as 1 pCi/L (37 Bq/m³, 2.2 dpm/L) in 2.5L water samples. Learn more here.

DURRIDGE’s CAPTURE software has been updated to version 4.7.5. This release improves workflow and addresses data parsing issues. Learn more here.

Graph and analyze radon data from your RAD7 with CAPTURE software version 4.7.4. Several improvements have been made aimed at improving CAPTURE’s reliability and ease of use. Learn more here.

CAPTURE version 4.7.3 has been released. This release fixes minor graphing bugs and adjusts CAPTURE’s default configuration to make it easier for first time users. Learn more here.

CAPTURE version 4.7.2 has been released. The real time Chart Recorder has been significantly enhanced, and the main program window has been revised to make it easier to download RAD7 data. Learn more here.

CAPTURE version 4.7 has been released. Now it is possible to monitor the status of a RAD7 in real time using a chart recorder and statistics panel. This update includes several other new features and enhancements. Learn more here.

DURRIDGE is pleased to announce the availability of the CO₂ Logger. This instrument works in combination with the RAD7, detecting carbon dioxide levels in the sampled air. Learn more here.

The RAD7 User’s Manual has been updated. Users are encouraged to download the revised version of the manual from our Product Manuals page.

CAPTURE version 4.6 has been released. Our redesigned RAD7 communications software now supports multiple simultaneous RAD7 connections. Learn more here.

DURRIDGE has moved to a new office in Billerica, Massachusetts. Please note our new phone and fax numbers. See our contact information here.