Ventilation wall element, has air outlet, which is formed in upper range of wall element in such manner that portion of air withdraws diagonally and vertically upward

摘要

Ventilation wall element (1), has an air outlet (20,23,24), which is formed in the upper range (18) of the wall element (2) in such a manner that a portion of air withdraws diagonally and vertically upward. The air outlet is arranged at a front head wall (19) of the wall element.