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Did you know you can use regular AutoCAD 3d objects as part of your ADT Model ? Yes you can. Given all the really cool AutoCAD 2007 3D modelling improvements this opens up many doors for us ADT people. Especially in the Roofing area.
Below is a link to a great tutorial on creating a Curved Roof in ADT. It doesn't take much to expand on the lessons learned and get really creative with these new 3D options.
Here's the link:
http://adt.blogspot.com/2007/04/arch...rved-roof.html