Room Finder for the Physics Department and Other Departments The room finder displays maps to buildings of the Physics Department and if available other institutes. Search for a Room You can search for a room by room number, TUMonline room-code or the description field. Search for Room Data Building: Building and Floor CH Laborgebäude CH 6, 01 Campus Garching Address Lichtenbergstr. 4 Room Room Number, Room-Code 26503 (Room-Code 5406.01.650C) Room Description Büro Information on the room in TUMonline Number of Seats, Area 6, 24.32 m²