Modify HVAC Main Branch
- Last UpdatedMay 20, 2026
- 2 minute read
To modify a existing HVAC Main Branch element
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Select an existing HVAC Main Branch element in the Model Explorer.

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Using the select HVAC/Branches in the Categories pull-down and select Main Branch Element in the Available Type drop-down list, to display the HVAC Main Branch window.
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Change the drop-down list in the top left of the HVAC Main Branch window from Create to Modify.

The HVAC Main Branch window will be populated with the attributes of the currently selected HVAC Main Branch element.


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Type in new attribute dimensions for the HVAC Main Branch element or reset the attributes to the Defaults and then click OK to commit the change.