# Pipe Roughness Editor Dialog

FluidFlow includes a database of pipe roughness values for different pipe materials. You can select the material from the top drop-down menu and view the absolute roughness value for the roughness description listed on the left hand side. You can also add new roughness descriptions and values to the database which can be used in your plant simulations. To display the Pipe Roughness Editor Dialog: ▪Select 'Database | Pipe Roughness...' menu item.