HB how to set the air conditioning area and non-air conditioning area, such as floor height of 4 meters below is the air conditioning area， 4 meters above the air conditioning area is not...Does anybody know

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One more question this is the system option does that mean all air system？

[dsat]

You should try to make the separate zone and define as unconditioned area.

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Hello, thank you for your help. Now I have a question: do I need these two components?