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10 Best Cat Doors 2025 in the UK

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Our Top Picks

#2

Cat Mate Microchip Activated Cat Flap, For Cats and Small Dogs, Easy Installation in UPVC Doors, Glass, and Wooden Doors - White

Rating
10.0
Size
Material
Installation Type
Size
Installation is generally easy on doors but can be tricky for walls, requiring precise cutting and sometimes extender pieces for thicker walls.
Material
The flap’s construction is sturdy and well-made, offering a secure and durable option for keeping unwanted animals out.
Installation Type
Using all provided screws and applying sealant around the edges ensures a solid, weather-tight fit that stands up well over time.
Locking Mechanism
The magnetic locking mechanism combined with microchip recognition provides dependable access control tailored to your pets.
Weatherproofing
Despite good weatherproofing, the brush seal can allow noticeable drafts in colder weather, suggesting the need for additional sealing for optimal insulation.

The Cat Mate Microchip Activated Cat Flap offers a smart and secure way for cats and small dogs to come and go freely using their unique microchip or an ID disc. Its magnetic locking mechanism combined with microchip recognition helps keep unwanted animals out, providing peace of mind. It fits doors up to 85mm thick, making it versatile for UPVC, glass, wooden, and metal doors.

The flap is made from durable, easy-to-clean plastic with a brush-sealed edge and magnetic closure that helps keep out drafts and bad weather, making it suitable for year-round use. Installation is straightforward on various door types, appealing to pet owners who want a hassle-free setup. It requires 4 AA batteries (not included), which last about a year, meaning ongoing battery replacements.

The size is medium, designed primarily for cats and very small dogs, so it may not accommodate larger breeds. This cat flap effectively blends technology and durability, making it ideal for pet owners seeking reliable, weatherproof access control for their pets without complicated installation.

Rating
10.0
Size
Material
Installation Type
Size
Installation is generally easy on doors but can be tricky for walls, requiring precise cutting and sometimes extender pieces for thicker walls.
Material
The flap’s construction is sturdy and well-made, offering a secure and durable option for keeping unwanted animals out.
Installation Type
Using all provided screws and applying sealant around the edges ensures a solid, weather-tight fit that stands up well over time.
Locking Mechanism
The magnetic locking mechanism combined with microchip recognition provides dependable access control tailored to your pets.
Weatherproofing
Despite good weatherproofing, the brush seal can allow noticeable drafts in colder weather, suggesting the need for additional sealing for optimal insulation.
#3

Sure Petcare SureFlap Microchip Cat Flap Connect with Sure Petcare Hub, DualScan Technology, RFID Collar Tags and Microchip Compatible, Mobile App Control, 4 x AA Batteries Required, Not Included

The Sure Petcare SureFlap Microchip Cat Flap Connect stands out as a technologically advanced cat door with several modern features that cater to the needs of tech-savvy pet owners. Its ability to recognize cats through microchip IDs or RFID collar tags provides a secure and personalized entry system. This is particularly useful for multi-pet households, as it can store up to 32 pet IDs, ensuring only your pets can enter or exit.

A major advantage is the integration with the Sure Petcare app, which allows you to monitor your cat's movements through notifications, track their activity, and even set curfews. This feature can be particularly reassuring for owners who are often away from home, as it keeps them connected with their pet's wellbeing.

Installation appears flexible, accommodating various types of entries such as doors, windows, or walls, though additional fitting accessories are needed. This adaptability is a plus for different home setups. However, the flap is made of plastic, which might not be as durable or weatherproof as some might prefer, potentially affecting long-term usability in extreme weather conditions.

The flap is battery-powered, requiring 4 AA batteries that are not included, which might necessitate regular replacements, as they last up to six months. This could be a slight inconvenience for some users, especially if the battery life does not meet expectations in more demanding usage scenarios.

While it brings innovative features to the table, prospective buyers should consider the additional costs for the hub and fitting accessories not included in the package. With a 3-year warranty, it offers some peace of mind, reflecting confidence in its build quality. It’s a solid choice for those looking to enhance their pet’s autonomy while maintaining security.

Buying Guide for the Best Cat Doors

Choosing the right cat door can greatly enhance the convenience for both you and your feline friend. A cat door allows your pet to move freely between indoors and outdoors, providing them with the freedom to explore and return as they please. When selecting a cat door, consider the size of your cat, the location where you plan to install the door, and any specific features that might be beneficial for your household. Understanding the key specifications will help you make an informed decision that suits your needs and your cat's comfort.
SizeThe size of the cat door is crucial because it needs to accommodate your cat comfortably. A door that's too small can be difficult for your cat to use, while one that's too large might not provide the security you desire. Cat doors typically come in small, medium, and large sizes. Measure your cat's width and height to ensure they can pass through easily. If you have a kitten, consider their potential adult size. Choose a size that allows your cat to move through without squeezing or struggling.
MaterialThe material of the cat door affects its durability and insulation properties. Common materials include plastic, metal, and wood. Plastic doors are lightweight and affordable, but may not be as durable. Metal doors offer more security and durability, making them suitable for more active cats or outdoor environments. Wooden doors can blend well with home decor but may require more maintenance. Consider the climate and the level of wear and tear the door will experience when choosing the material.
Installation TypeCat doors can be installed in various locations such as doors, walls, or windows. The installation type you choose will depend on where you want your cat to have access. Door installations are the most common and straightforward. Wall installations require more work but can be placed in more convenient locations. Window installations are less common but can be useful in certain setups. Consider the layout of your home and where your cat naturally moves to decide the best installation type.
Locking MechanismThe locking mechanism of a cat door determines how and when your cat can use it. Basic models may have a simple manual lock, while more advanced options offer electronic or magnetic locks. Manual locks are straightforward but require you to physically change the setting. Electronic locks can be programmed to allow access at certain times or for specific pets, often using a microchip or collar tag. Magnetic locks use a magnet on your cat's collar to unlock the door. Consider your security needs and how much control you want over your cat's access.
WeatherproofingWeatherproofing is important if the cat door will be exposed to the elements. A well-weatherproofed door will prevent drafts, rain, and wind from entering your home. Look for doors with features like brush seals, flaps, or double flaps that provide better insulation. If you live in an area with extreme weather conditions, investing in a door with good weatherproofing will help maintain your home's energy efficiency and comfort.