Before ordering, measure your cat's weight and waistline to ensure a proper fit. The cat flap can be installed on interior doors, exterior doors, walls, cupboards, and similar surfaces. Convenience and time savings: once installed, the cat door allows your cat to enter and exit , reducing the need for you to open doors and simplifying daily routines. Secure and adjustable access: the lockable flap is easily adjustable to control when your pet can go in or out, making entry and exit straightforward, safe, and more secure for your pets. Private access for litter box or outdoors: provide your cat with private access through any interior or exterior door to the litter box or outdoor area, while keeping dogs and kids out. Key benefits and uses Solves constant door openings: eliminates the need to constantly open doors for your cat, saving time and reducing household interruptions. Flexible installation: designed for interior and exterior doors, walls, and cupboards, enabling placement in various rooms and configurations. Pet security and control: adjustable lockable flap helps you regulate pet movement, improving safety for both pets and household members. Private, controlled access: allows discreet access to litter areas or outdoor space without inviting other pets or children into restricted areas. Suggested use scenarios Household with dogs or children: use the lock to restrict cat movement to certain areas, keeping dogs and kids out of litter areas or off restricted rooms while still giving the cat access where needed. Litter box privacy: install on a door leading to a dedicated litter area or a back room to provide your cat private access without opening the door for others. Multiroom homes: place the flap on a door between living spaces to allow cat movement between rooms, bathrooms, or outdoor entry points while maintaining control over entry and exit.