3D Visioner - 3D Visualization for Visio 

3D Visioner is 3D visualization add-on for Microsoft Visio 2002/2003. The ability to see whole project in one 3D scene, including all pages, shapes, links, and even visualized hyperlinks aids in the productivity for Microsoft Visio users everywhere.
wisedimensions 3d visioner 3d visio shapes building plan network visualization wall room shape visio stencil office addon

NetZoom Stencils for Visio 2003 

NetZoom allows users to create network designs, network documentation, presentations and proposals in Microsoft Visio 2003.
netzoom network design documentation presentation proposal diagramming diagram powerpoint igrafx autocad turbocad smartdraw

NetZoom Stencils for Visio 2000 

NetZoom allows users to create network designs, network documentation, presentations and proposals in Microsoft Visio 2000.
netzoom network design documentation presentation proposal diagramming diagram powerpoint igrafx autocad turbocad smartdraw