Star Filter Range Hood Filter Ventilation Fan Filter Replacement 11 sheets [for 372x350mm frame]. Part number: SF372350 This is a high-removal, high-performance filter using non-flammable glass fiber. I purchased 6 sheets x 2 bags, but they didn't fit, so I'm selling them. One bag is unopened, and one bag has been opened. There is no mounting frame. The regular price was 6600 yen. Please purchase if you understand that this is a home-stored item. Please note that it may be folded in half for shipping.