General Settings for Energy Evaluation

Energy Evaluation uses the calculation units defined by you in ARCHICAD, at Options > Project Preferences > Calculation Units & Rules. Thus, Energy Evaluation uses the same units as the ARCHICAD Project to which it is applied.
See Energy Evaluation: Direct BIM to BEM for more details on modeling guidelines.
To define or change the 3D default colors for Structures and Openings listed in the Model Review palette: go to Options > Work Environment > On-Screen Options, and use the Energy Evaluation Model Review Colors panel:
A quick way to access these controls is by selecting Customize Model Review Colors from the pop-up to the right of the Show in 3D button, at the top of the Model Review Palette: