There’s no doubt about it: content is key to the design of building systems. Autodesk® Building Systems 2004 contains extensive libraries of intelligent 2D and 3D mechanical, electrical, plumbing, and fire protection content. And now the HVAC Content Extension—a modular extension to Autodesk Building Systems—gives you additional content, so you can spend more time designing and less time creating parts. New content includes Thirty percent more duct fitting content Significant coverage of ASHRAE duct fittings Ten percent more mechanical MvParts... Read more →