This graduation report researches what a public condenser can contribute in the neigbhourhood Vesterbro in Copenhagen. Research is done in what subjects a public building can play a role. What positive impulses can it provide in this neighbourhood. In short: Why is a public building needed in Vesterbro? How can it contribute to the subjects discovered? What does a public building look like if it wants to fulfill the role it has to have in this neigbhourhood?