A Computational Fluid Dynamics package to examine the flow detail. Flo.EFD is a 3D Computational Fluid Dynamics program produced by Mentor Graphics (formally Flomerics-NIKA) and supported by ESTEQ Engineering (Pretoria, previously MSC-Africa). eDart have over five years of experience using this software and have consulted with it for companies such as Tellumat for the Karoo Array Telescope, the South African Astronomical Observatory, PPC, Trucking Engineering Services, South African Nylon Spinners, Optimal Energy, Mitech/Spirax-Sarco, Peralex, Avitronics and of course their own products.