 Graphisoft BIM Server is shipped with ArchiCAD from version 13.Graphisoft MEP Modeler (Mechanical/Electrical/Plumbing) Modeler is an ArchiCAD extension for architects to incorporate duct work and piping into the architectural design.MEP Modeler allows architects to create, edit or import 3D MEP networks and coordinate them with the Building Information Model, facilitating the BIM workflow between engineers and architects.