LoopDA 3.0.1.1 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program's installer is commonly called LoopDA.exe. The program relates to Education Tools.
This free software is an intellectual property of NIST - BFRL. We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. This PC software is suitable for 32-bit versions of Windows XP/7/8/10/11. The most popular versions among the software users are 3.0 and 1.0.
From the developer:
LoopDA is a natural ventilation design tool developed by the National Institute of Standards and Technology. This software tool can be utilized to determine the size of natural ventilation openings necessary to provide airflow rates that satisfy design objectives based on minimum ventilation and cooling load requirements, for example as determined using the Climate Suitability Tool.
You may want to check out more software, such as SatCalc, MathMatic or MemBrain, which might be related to LoopDA.