Our offices will be shut from close of business on Thursday 2nd April 2026 until Tuesday 7th April 2026. Between these dates only credit card payments for ReFH 2 and WINFAP 5 will be dispatched, all other orders will go out on Tuesday 7th April 2026.
Our offices will be shut from close of business on Thursday 2nd April 2026 until Tuesday 7th April 2026. Between these dates only credit card payments for ReFH 2 and WINFAP 5 will be dispatched, all other orders will go out on Tuesday 7th April 2026.
Software > ReFH 2 > ReFH 2 Download

ReFH 2 Download

System Requirements
Licence Information
ReFH 2 Release History

Installation Instructions

Download the installer below, then double click the downloaded file to start installation. If you are an existing user upgrading from an earlier version of ReFH2 you should not uninstall your current version first: install the new version on top. This ensures your settings and licence details are preserved.

  • Standalone licence

    Download 4.2.9376 - Standalone licence
    Version: 4.2.9376 | Release date: 02 Sep 2025 | Checksum: 2f95685a53758fc02c2c7957aad39cbc

    • Release notes:

    • Bugfix to layout issue on first catchment screen when legacy 2.2 modelling engine option selected; ensures that content is not truncated.

  • Network licence

    Download 4.2.9376 - Network licence
    Version: 4.2.9376 | Release date: 02 Sep 2025 | Checksum: 26ccf08827c284c95fe4e6dad28540c0

    • Release notes:

    • Bugfix to layout issue on first catchment screen when legacy 2.2 modelling engine option selected; ensures that content is not truncated.