Our website provides a free download of INPLANT 4.1. The actual developer of the software is Invensys Inc. The common filenames for the program's installer are INPLANT.EXE or WINFFI.EXE etc. The most popular versions of the program 4.1 and 4.0. The program belongs to Photo & Graphics Tools.
From the developer:
INPLANT is a powerful, steady-state simulator for designing, rating, and analyzing plant piping systems. Engineers can quickly rate and analyze the safety of plant piping systems using INPLANT. INPLANT also enables the design of new piping systems or the upgrade of a wide variety of existing piping systems.
You may want to check out more software, such as SIM4ME, which might be related to INPLANT.