Myfab is a cleanroom based infrastructure and Myfab Uppsala offers the largest academic cleanroom in Sweden. Depending on the type of activity and its requirements, the classification in different parts of the lab ranges from class 100 000 (ISO 8) to class 100 (ISO 5). Temperature and humidity are well controlled and one third of the area is built on a separate foundation for vibration damping (fulfilling BBN class E). Media supply includes in-house DIW production, distribution of frequently used gases, chemistry specific drain and exhaust systems, etc., and all installations meet the highest quality standards. A high level of personal safety is maintained with advanced detection and alarm systems, emergency aids and evacuation routes.