Fan coil unit condensate drain connection AutoCAD file. including nipple , tee , cleanout plug , drain pan , negative internal static fan at inlet , in drawing show peach down to drain condensate to drain using gravity, from the drain pan to one of the following: main sewer drain line, floor drain, sump pit, laundry sink, window, or through the wall to the outdoors for more details of fan coil unit condensate drain connection download this AutoCAD file or cad drawing .