<p>The invention is consists by a lid (1) and a base (2) as they can be fixed or detach each other. The stabilizing pads (3) are fixed to the lid (1) bottom. The openings (4) are positioned on the bottom end of the inner wall of the base 2. The tip (10) connects the motor (8) to tubule (25). The motor (8) and the filter (7) are connected to the lavatory pan seat by air tubule (6). At built-in filter, the walls of the bottom side of lid (13) are made with ledges (19) and (20). Random number openings (18) having random diameters are made on the ring (14). In the room between inner level sector and the vertical sector of the ring (14), the lid (13) and the inner wall of the wall (2) is installed the filter (21).</p>
