Ashrae Duct Fitting Database 6.00 05 Free Work Download
While not software, the 2021 ASHRAE Fundamentals Handbook (Chapter 34) contains the exact same loss coefficient charts that version 6.00.05 automates. You can find legal PDF versions via your local engineering society or university library. You will do the math manually, but the data is the same.
Below is an in-depth article covering the software's functionality, its importance in design, and the reality of finding "free" downloads. ashrae duct fitting database 6.00 05 free download
This version includes several technical updates and additions to its library of over 200 fittings. While not software, the 2021 ASHRAE Fundamentals Handbook