【Limited to those who provide prompt feedback】 Simply insert it into the sash, and you can easily install a cat door. Insert the upper panel into the main panel. *Please be careful when inserting the panels and when attaching them to the sash. Suitable for sash heights from 150cm to 230cm. Made of steel, panel color: white Cat door: 18cm x 19cm H, made of plastic catmate211 Cat entrance frame color: white Panel width: 19cm, depth: 2.5cm Regular price: ¥44,000 Brand new, unused, and unopened. Returns are not accepted.