New version of OpenLB was released. Download here OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Lattice Porosity Unit Conversion › Reply To: Lattice Porosity Unit Conversion July 6, 2025 at 4:31 pm #10446 avrachanParticipant Hi, AFAIK, porosity is a scalar between 0 and 1, so you don’t need to convert it.