| 摘要 |
<p>The device has a housing (1) provided with an outside air intake (2) cooperating with a fan, a heated air outlet (2a), an inside air inlet (3) cooperating with another fan (3b), a cooled air outlet (3a), and skin sheets held in a removable module. The inside air inlet is fitted with a removable dust filter (6) consisting of a fabric, where a rotation direction reversing unit reverses the direction of rotation of the latter fan. A guide-flow forming element (7) is inserted between the inside air inlet and the dust filter.</p> |
