| 摘要 |
<p>The invention concerns a heating, ventilating and/or air conditioning device comprising at least an air distribution channel having a downstream end, and at least an air diffusing element arranged at said one downstream end. The invention is characterised in that the air diffusing element (1) comprises a support (11) provided with through orifices (17) and covered over at least one of its faces with a material (12, 16), having air resistance ranging between 10 N.s.m-3 and 180 N.s.m-3.</p> |
