Choosing the Best Exterior Door Cat Door: A Complete Guide to Cat Doors for Your HomeSarah ThompsonJan 19, 2026Table of ContentsTypes of Exterior Door Cat DoorsInstalling Your Cat DoorBenefits of Having a Cat DoorFAQFree Smart Home PlannerAI-Powered smart home design software 2025Home Design for FreeWhen it comes to pet ownership, ensuring your furry friend has the freedom to roam can significantly enhance their happiness. An exterior door cat door offers a perfect solution, allowing your cat to venture outside safely while keeping your home secure. This guide will help you choose the best cat door for your exterior door, covering various types, installation tips, and benefits of each option.Types of Exterior Door Cat DoorsThere are several types of exterior door cat doors available on the market. From simple flap doors to more advanced electronic options, each type offers unique benefits. For instance, traditional flap doors are easy to install and budget-friendly, while microchip cat doors ensure that only your pet can enter, providing added security. Which type do you think would work best for your home?Installing Your Cat DoorInstalling a cat door in your exterior door may seem daunting, but with the right tools and a bit of patience, it can be a straightforward process. Start by measuring your cat to ensure the door is the appropriate size. Follow the manufacturer's instructions for cutting the hole and securing the door. Remember, a well-installed cat door will not only function correctly but also keep your home insulated.Benefits of Having a Cat DoorOne of the main advantages of an exterior door cat door is the increased independence it offers your pet. Cats are naturally curious creatures, and being able to explore the outdoors can contribute to their mental and physical well-being. Additionally, cat doors can help reduce litter box issues, as your cat can easily go outside whenever needed. Have you noticed any changes in your pet's behavior since installing a cat door?FAQWhat size cat door do I need? The size of the cat door depends on your cat's size. Measure your cat from the ground to their shoulders to determine the appropriate height.Can I install a cat door myself? Yes, most cat doors come with installation instructions. Just ensure you have the right tools and take your time.welcome to CoohomHome Design for FreePlease check with customer service before testing new feature.