A duct (1) for feeding water in a shower head, the duct being accommodated within an enclosure (2a,2b) and being meant to convey water between an inlet connector (1a) and a dispensing head (1b), the duct comprising, in an intermediate position, an articulated hermetic joint (3) that allows the two sections (4,7) of the duct, located upstream and downstream of the articulated joint, to divaricate with respect to an aligned configuration.
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