Three way valve details for fan coil unit(FCU) and an Air Handling unit (AHU) has given in the CAD drawing file. This fan coil units consists of Three way, gate valve and balancing. Section details of fan coil unit is given. units consists of Three way, gate valve, flex, balancing and strainer. Section of air handling unit were given in this drawing file. Lift motor rooms are mentioned for both units. Thank you for downloading the autocad 2D DWG drawing file and other CAD program files from our website.