Function to insert a new ceiling in the activated floor/room.
After clicking
the calculation of opaque components opens:

Choose a component and confirm with "OK".
A new line is displayed, where you can insert the size of the ceiling.

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Function to insert a new ceiling in the activated floor/room.
After clicking
the calculation of opaque components opens:

Choose a component and confirm with "OK".
A new line is displayed, where you can insert the size of the ceiling.
