Create / Modify HVAC Side Branch
- Last UpdatedJan 07, 2026
- 1 minute read
An HVAC Side Branch allows you to create additional branches off the HVAC Main Branch. To create a Side Branch the user must first add a three-way component to the HVAC Main Branch. The Side Branch then connects to the three-way component and automatically sets the Head Direction, Width, Depth, Head shape and Head Start to suit the selected three-way component.
Referring to the Hierarchy section, you must create HVAC Side Branches below an existing HVAC System Element.

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Using the HVAC Window select HVAC/Branches in the Categories dropdown list.
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Select the Side Branch (off main) from the Available Type dropdown list to display the HVAC Side Branch window:

The HVAC Side Branch window is a dual purpose window allowing the user to either Create a new HVAC Side Branch element (by default) or Modify an existing HVAC Side Branch Element.