TOPSS 8.9.124 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This free program was originally produced by Trane Company. We recommend checking the downloaded files with any free antivirus.
The software belongs to Development Tools. This free PC software was developed to work on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or Windows 11 and is compatible with 32-bit systems. Commonly, this program's installer has the following filenames: TOPSS 1.exe, TOPSS 8.9.029.exe and TOPSS.EXE etc. The most popular versions among the program users are 8.9, 8.8 and 8.7.
From the developer:
Trane Official Product Selection System (TOPSS) is a flexible and powerful software package that helps you determine the Trane equipment that best meets your HVAC needs. TOPSS guides you through the steps that will generate a list of product selections that meet or exceed your specifications.
You may want to check out more software, such as FileAmigo, FormTool or Best-Charts, which might be related to TOPSS.