Hi everyone, i know the model maybe greyed out in 3d in revit MEP for purpose but this happen with me in revit MEP 2011. can we make it appear normally like revit MEP 2012? (I think maybe there some setting in visibility Graphics or somewhere) but where i need you help 
Note : All of those are sample files come with the programme.

Note : All of those are sample files come with the programme.
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