Download of Carrier AHUBuilder 6.20 was on 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 Chkcrc32.exe, sd331.exe, SD341.exe or vbshell.exe etc.
The most popular version among Carrier AHUBuilder users is 6.2. This free PC program was developed to work on Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or Windows 11 and can function on 32-bit systems. The program relates to System Utilities.
This free program is an intellectual property of Carrier Corporation. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
Carrier’s AHUBuilder® software makes selecting and optimizing the 39M air handler easy. AHUBuilder is for all of the 39-Series Air Handlers, including the Racan 39R indoor and outdoor units, 39M indoor and outdoor, and 39L product lines. Carrier’s AHUBuilder® has:For the 39R product line, new sizes 52, 64, 96 and 120 have been added.
You may want to check out more software, such as Carrier Selection Application, Dekart Password Carrier or CarryMap, which might be similar to Carrier AHUBuilder.
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