a jet regulator including a two - part jet - regulator housing , the outlet end face of which has multiple passages , a pot - shaped inlay that is inserted into the housing interior until it reaches the outlet end face and that has multiple tubular spray nozzles , each of which penetrates a passage on the outlet end face of the jet regulator housing and the free spray - nozzle region of which protrudes beyond the outlet end face of the jet regulator . the jet regulator also includes an insert that is inserted in the housing interior and the position of the inlay part is secured in an axial direction between the insert , the second housing part and the outlet end face .