Best Locking Flap Dog Doors of 2025

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Locking flap dog doors are a popular choice for pet owners who want to give their furry friends the freedom to come and go as they please. These doors feature a locking mechanism that allows you to control when your dog can enter or exit the house. They come in various sizes and designs to accommodate different breeds and installation requirements. With a locking flap dog door, you can give your dog the independence they crave while still maintaining control over their access to the house.
At a Glance: Our Top Picks
Top 6 Locking Flap Dog Doors
PetSafe Staywell Classic 4-Way Locking Cat Flap
The PetSafe 4-Way Cat Flap offers you a convenient way to give your feline friend the freedom to explore outdoors safely. With its easy installation process, you can quickly set it up without hassle. The flexible 4-way locking system allows you to control your cat’s access, whether you prefer them to come in, go out, or stay inside. Designed with thicker walls, it fits doors up to 6 cm thick, ensuring durability and stability. This means your cat can enjoy their independence, while you maintain control over their movements.
PetSafe Staywell 2 Way Pet Door
The PetSafe 2 Way Door offers your pets the freedom they deserve, eliminating the need for you to plan around their toilet breaks. Its easy installation means you can set it up as a simple DIY project, enhancing convenience for both you and your pets. With a handy closing panel, you can control your pet's access, ensuring peace of mind. Additionally, the universal fitting allows it to work with various door types, making it a versatile solution for any home.
Pet Prime 2-Way Locking Pet Door
The Pet Prime Dog Door offers the ultimate convenience for pet owners, allowing your furry friends to come and go freely. Its 2-way locking system ensures you can control their movements, giving you peace of mind. Made from durable, weather-resistant plastic, this door not only looks stylish but also guarantees comfortable use. The flexible, transparent flap provides ease for your pet, while the heavy-duty metal bar keeps the door securely in place when needed.
PetsN'all 4-Way Locking Indoor Cat Door
The PetsN'all Cat Door offers a perfect solution for managing your pet's movements. With its 4-way locking feature, you can easily control access, allowing your cat or small dog to come and go as they please. This flexibility is invaluable for giving your pets the freedom they desire without constant interruptions. The cat door is suitable for pets weighing up to 15 pounds, ensuring that even smaller breeds can enjoy its benefits. Additionally, the easy installation process allows you to fit it into various spaces, making it a convenient choice for your home.
PetSafe Original Staywell Cat and Dog Flap
The PetSafe Staywell Flap is a great solution for pet owners looking for convenience. It features a secure locking device made of plastic, ensuring peace of mind when the flap is not in use. This flap is suitable for various thicknesses, allowing for flexible installation options. Designed for cats and small dogs up to 7 kg, it provides a transparent rigid flap that is easy for your pets to use. Whether installed in a wall or door, this flap enhances your pet's independence while giving you control.
4 Way Locking Cat Flap Door
The Pssopp Cat Flap offers a convenient way to manage your pet's movements. With its 4 Way Locking feature, you can choose from Closed, Open, Entry-only, or Exit-only modes, giving you flexibility and control. The magnetic design ensures the flap resets quickly after your cat passes through, making it easy for your pet to come and go. Additionally, its durable construction means it can withstand regular use while remaining safe for your furry friend, thanks to the polished edges that prevent injury.
Frequently Asked Questions (FAQs)
1. Can you lock dog flaps?
Most pet doors have them and snap-lock into place. That means making sure that your locking doggy door cover is being used when away for a few days. Re-adjust door locks if they can be reached through your pet door.
2. Can you lock a doggie door?
Pet door security features Many models of pet doors come with locking features or metal security panels or are designed to just barely flap open enough to let your pet in or out, and a bulkier human may not fit. These doors may cost $200 or more, but they are definitely burglar deterrents.
3. How do you seal a dog door flap?
Use silicone caulk to close any air gaps and holes. Add weatherstripping around the door frame. Add magnets to the bottom of door so the flaps stay in place to help reduce heat loss. Reinforce flimsy door flaps with industrial plastic curtain material.
4. Do dog flaps affect house insurance?
Cat and dog flaps can cause a problem for homeowners who subsequently make claims to their insurer for stolen items. If there are no signs of forced entry, it may be in the terms of some insurance policies that the insurer won't pay out, no matter what the circumstances.
During our locking flap dog door research, we found 118 locking flap dog door products and shortlisted 6 quality products. We collected and analyzed 133,053 customer reviews through our big data system to write the locking flap dog doors list. We found that most customers choose locking flap dog doors with an average price of £28.80.
The locking flap dog doors are available for purchase. We have researched hundreds of brands and picked the top brands of locking flap dog doors, including PetSafe, PetsN'all, Pssopp.

Happy Pet Happy Owner by Chloe Foster sold over 100 thousand copies in the UK. Chloe worked as a veterinarian in The Veterinary Medicines Directorate, Woodham. She stayed for seven years before coming home to set up her pet store in Swansea. Chloe is an experienced veterinarian with a flair for literature. Chloe is vast in the knowledge of animals, animal nutrition, medication, and care.