Manifold element for a filtering cartridge

A manifold element (210), for a filtering cartridge (200), comprising a shaped shell (215) provided with an internal volume (220) and a plurality of access ports (225, 230) communicating with said internal volume, which comprise a plurality of first access ports (225) and at least one second access port (230), wherein each of said first access ports (225) is adapted to be coupled with a respective filtering material element (205) so as to support the filtering material element (205) and be occluded thereby and wherein said shaped shell (215) is provided with coupling means (245), which are adapted to attain a snap-coupling with corresponding abutment elements (160) arranged within a casing (105) adapted to receive the filtering cartridge (200), said coupling means comprising a pair of flexible fins (245) positioned on diametrically opposite sides with respect to a central axis (Q) of the second access port (230), which are bendable in a radial direction with respect to said central axis (Q), each flexible fin (245) being provided for at least one tooth (260) projecting radially towards the external.