| 摘要 |
<p>A shower head unit (1) is described, the said unit comprising a spray nozzle (2) with grille (2g) connected to a pipe section (3) from which water emerges, in which a compartment (4) through which the said water flows and which is designed to contain inside it a predefined quantity of a water-soluble substance (15) is located between the said pipe section (3) and the said grille (2g).</p> |
