@unknownuser said: by Alan Fraser on Wed May 09, 2012 10:24 am Somewhere on this site, or the 3D warehouse there is a DC of an opening door. I think it swings through an angle of about 100° between open and closed. You ought to be able to use pretty much the same parameters...maybe changing 100 to 180. Thanks Allen I will take a look and see if it works for me. Jordan,