Description 4 types of closure: the kittens have 4 possibilities of closure: open inwards, open outwards, open in both directions open, closed. You no longer need to open your door if your pet wants to enter the room. The cat door makes your life easier and frees your pet at home. Easy installation - This pet flap is suitable for brick walls, wooden doors, PVC and metal doors and can be installed in doors and walls with a thickness of 2 to 5 cm . Includes installation instructions detailed and image descriptions. If you have any questions during installation, please contact us. Wardrobe door dimensions: L - Frame dimensions: 25 x 27.7 cm, door dimensions: 20 x 22 cm, thickness: 5.5 cm. Completely silent - This door is extremely silent and offers optimal protection against drafts thanks to a special seal and a magnetic closure. Brush bar eliminates noise when opening and closing Door. Suitable for most cats and small dogs (Pomeranian, Yorkshire Terrier, Pekinesen, Dachshund, etc.). With grids design - The transparent flap is made of high-strength fiberglass which has UV protection, has good transparency, protects against pet grabbing and biting - Moisture-resistant and abrasion-resistant.