| 摘要 |
PURPOSE: A performance comparing experience kit of a filter is provided to help a consumer to directly experience a plurality of filters without installing the plurality of filters in a vehicle. CONSTITUTION: The side of a comparing experience kit(10) comprises a first side and a second side which is faced to the first side. The first side forms an opening of a rectangular shape. A first filter is installed in the opening of the first side. The second side forms an opening of the rectangular shape. A second filter is installed in the opening of the second side. A feed hopper(35) is formed on a third side(30). Osmophore is put into the inner side of the feed hopper. |
