Design Master HVAC
Create and adjust HVAC building designs and drafts in the integrated environment. It runs on top of the main AutoCAD functionality and supports single-line and double-line 2D ductwork with automatic fittings and 3D ductwork. Automatically or manually calculate duct sizes.
The 6.0.1 version of Design Master HVAC is available as a free download on our website. Our antivirus check shows that this download is malware free. The following versions: 6, 6.0 and 4.5 are the most frequently downloaded ones by the program users. The software is included in Photo & Graphics Tools. This software is a product of Design Master Software, Inc.
From the developer:
Design Master HVAC is an integrated HVAC building design and drafting program that runs on top of AutoCAD.
Drafting features include single-line and double-line 2D ductwork with automatic fittings and 3D ductwork.
Duct sizing calculations include constant pressure drop, constant velocity, and static regain. Pressure drop in the duct system can also be calculated.
You may want to check out more software, such as Design Master Electrical, HVAC Solution - Steam DesignPro or Acronyms Master, which might be similar to Design Master HVAC.