Hi kero, Just one question (I am new to Revit, and used to use Sketchup), can you modify the number of panels ?

Ideally I need 4 in total. If so can you please tell me how? Regardless if this can't be modified, this is the best parametric Bi-fold door I ever found. Thank you again. :-)

bi-fold door for revit architecture 2011 windows & doors