There was a download of Kalzip SolarDesigner 2.0 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The default filename for the program's installer is Kalzip.exe. The software lies within Education Tools, more precisely Science Tools. The most popular versions of the program are 2.0 and 1.1. This program is a product of Kalzip GmbH. We recommend checking the downloaded files with any free antivirus.
From the developer:
Kalzip SolarDesigner is a software developed especially for planning Kalzip AluPlusSolar and Kalzip SolarClad projects. This planning software lets you design customized Kalzip solar power systems based on your roof shape, location, and power plant output.
You may want to check out more software, such as StatPlus 2007, GenScn or Flashcard Tables, which might be related to Kalzip SolarDesigner.