Before ordering, measure your cat's weight and waistline to determine proper fit. Key benefits Flexible installation options: cat flap can be mounted on interior doors, exterior doors, walls, cupboards, and other suitable surfaces. Broad compatibility: suitable for glass doors, windows, walls, screen doors, interior doors, exterior doors, and more. Improves daily life: after installation, you save time by not needing to open the door each time your cat wants to come or go; you can control entry and exit. Secure and controllable: lockable flap with adjustable settings lets you manage when your pet can come and go, providing safety and peace of mind. User friendly and reliable: designed to be easy to use while keeping pets secure. What this cat flap offers Functionality: a practical door solution that enables your cat to move between indoor and outdoor spaces on your terms. Compatibility: installs on a variety of door types and surfaces, including glass doors, windows, walls, screen doors, and standard interior or exterior doors. Control and safety: lockable and adjustable settings help you regulate pet access, enhancing security for your household. Performance: designed for straightforward installation and dependable operation to support everyday pet access. 23 practical use scenarios Scenario 1: Exterior door installation in a singlefamily home. The cat flap allows your cat to go outside for exercise while you retain control over when access is permitted, reducing constant door opening. Scenario 2: Glass door or window installation in an apartment. Place the flap in a glass surface to preserve space and maintain an open, clean layout while giving your cat autonomous access. Scenario 3: Interior door or wall installation in a multiroom home. Use the flap to enable or restrict movement between rooms (for example, from living areas to a private area), helping to manage pet routes and keep certain spaces secure. Installation notes Suitable for interior and exterior doors, walls, cupboards, glass doors, windows, and screen doors. Ensure you measure your cat first to select the appropriate fit and to follow any sizerelated guidance provided with your product.