10 Best Cat Door For Exterior Door

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When it comes to finding the best cat door for an exterior door, the task can be more challenging than expected. With so many options available on the market, it can be overwhelming to determine which one will best suit your needs. From considering the size of your cat to the security features you desire, there are various factors to take into account.

To make your search easier, we have compiled a list of the 10 best cat doors for exterior doors. Our list is carefully curated after thorough research and consideration of key features such as durability, security, ease of installation, and overall customer satisfaction. By shortlisting these products, we aim to save you time and hassle, allowing you to make an informed decision quickly and efficiently.

Whether you are looking for a simple flap door or a more advanced electronic cat door, our list has something for everyone. Say goodbye to the stress of finding the perfect cat door for your exterior door – let our curated selection guide you towards the best option for you and your feline friend.

Top 10 Cat Door For Exterior Door In The Market

Cat Door For Exterior Door Reviews

Bestseller No. 1
Depets Large Cat Door (Outer Size 9.9" x 9.2"), 4 Way Locking Cat Flap Door for...
  • 4 Switching Modes: Depets cat door interior door has four independent models to lock with switches - swing out only, in only, both in and out, and fully locked, easy control of your pet's in and out.
  • Applications: Outer size: 9.25" x 9.92" x 2.16"(W x H X D), Inner size: 7.08" x 7.48"(W x H), Cut-Out Size: 7.7" x 8.3" (W x H), our cat door is suitable for installation on doors and thin walls. This cat door exterior door is suitable for cat lighter than 17.64 lb and waist circumference shorter than 23.62".
  • Easy To Install: Complete instructions included, you can easily install our doggy door in windows, doors, cupboards etc..
  • Thoughtful Design: Transparent flap let pet see through the pet door. Exterior screen is water resistant. Brush strip reduces noise from the door closing.
  • Assured Quality: Made of ABS plastic, weather-resistant, the surface of this window cat door is smooth and durable.
Bestseller No. 2
CEESC Extra Large Cat Door (Outer Size 11" x 9.8"), 4 Way Locking Large Cat Door...
  • ☞4 WAY SWITCH MODE --- The pet door could be adjusted by the Red and Green switches with tabs to 4 modes: out only, in only, both in and out, and fully locked, easy control of your pet's in and out.
  • ☞SIZE & APPLICATION --- Outer Size: 9.8" x 11" x 2.15"(W x H x D), Inner size: 7.9" x 8.7"(W x H), Cut-Out Size: 8.3" x 9.5" (W x H), suitable for installation on doors and thin walls, suitable for cat and doggie lighter than 27.54 lb and waist circumference shorter than 24.8"
  • ☞SAFE & THOUGHTFUL --- The transparent flap let pet see through the door. Exterior rain seal is for waterproof. Brush strip eliminates noise from the door closing.
  • ☞EASY TO INSTALL --- Complete instructions included, make you easily install in windows, doors, cupboards, panels and walls etc.
  • ☞EXCELLENT QUALITY --- Made of ABS material, weather-resistant, the surface is smooth and durable.
Bestseller No. 3
PetSafe Plastic Dog and Cat Door, Small, For Pets Up To 15 lb, Paintable, Easy...
  • FREEDOM FOR YOUR PET: Let your dog go outside for potty breaks and playtime on their own schedule
  • SIZE SMALL: Designed for pets up to 15 lb; flap opening measures 5 1/4" W x 8 1/8" H
  • CONTROL YOUR PET’S ACCESS: The snap on closing panel allows you to control your pet’s access and keep stray animals out of your home
  • MATCH YOUR HOME DÉCOR: The paintable plastic frame allows you to match the pet door to your door’s existing color
  • DESIGNED FOR SMALL PETS: Flap opening is 5 1/4" W x 8 1/8" H and is designed for pets under 15 pounds
  • U.S.-BASED CUSTOMER CARE: Let our pet product experts help; we’re available Monday through Saturday to answer your questions.
  • PETSAFE PROMISE: PetSafe brand has been a trusted global leader in pet behavior, containment and lifestyle innovations since 1998 to help keep your pet healthy, safe and happy
Bestseller No. 4
Cat Mate 4-Way-Locking Cat Flap with Door Liner to 50mm (2 inches), Easy...
  • Versatile Freedom: Cat Mate 4-Way-Locking Cat Flap allows in/out, in only, out only, or locked modes. Ideal for small to average-sized cats.
  • Quick & Easy Setup: Trimmable door liner for hassle-free installation in doors, panels, or walls. Your cat can roam in minutes!
  • Secure & Silent: Tamper-proof, super-tough polymer construction ensures safety and silent operation.
  • Installation Anywhere: Whether it's a UPVC/metal door, wall, or wooden door, this cat flap fits seamlessly. Cut-out size: width 165mm, height 174mm, flap opening size: 145mm width, 145mm height. Overall size: width 192mm, height 200mm.
  • Weather-Proof, Draught-Proof, and Rain-Proof: The fully brush-sealed flap with magnetic closure guarantees a draught- and weather-proof experience. Rain won't be a bother either, thanks to the rain-proof seal.
Bestseller No. 5
PetSafe NEVER RUST Wall Entry Pet Door - Telescoping Frame - Insulates Better...
  • INSTALL INTO YOUR WALL: This pet door is best for homes where it might not be possible to install a pet door into your human door
  • DURABLE FRAME WON'T RUST: Our pet door is made out of durable plastic that won’t rust like other steel options while also providing great insulation
  • TELESCOPING DESIGN FOR WALL INSTALLATION: Telescoping tunnel lets you use the door in walls that are 4 3/4 - 7 1/4 in thick; compatible extension kits sold separately for walls thicker than 7 1/4 in
  • DIY INSTALLATION: This do-it-yourself project easily installs in all types of interior and exterior walls; cutting template and step-by-step instructions are included
  • ENERGY EFFICIENT: The double-flap provides weatherproofing and energy efficiency, and a slide-in closing panel adds extra insulation when your pet is not using it; PVC frame withstands UV exposure
  • SMALL SIZE : Small size for cats or dogs up to 15 lb; flap opening measures 5 1/4 in W X 8 1/8 in H
  • GIVES YOUR PET FREEDOM: Let your cats and dogs come and go on their own schedule – perfect for potty breaks or play time
  • U.S.-BASED CUSTOMER CARE: Our pet product experts are here to help you and your pet and are available by phone, email or chat if you have any questions
Bestseller No. 6
PetSafe Exterior / Interior Cat Door: Staywell Big Cat 4-Way Locking Pet Door...
  • PET SIZE: The large flap opening is perfect for cats and dogs up to 25 lb
  • TRANSPARENT FLAP: Provides visibility for your cat for shorter acclimation times
  • DURABLE DESIGN: High-impact plastic flap stands up to frequent use; may be used indoors or outdoors
  • CONTROL YOUR PET'S ACCESS: 4-way locking system allows you to set parameters around your cat's access at any time
Bestseller No. 7
PetSafe Freedom Aluminum Pet Door for Dogs and Cats, Small, White, Tinted Vinyl...
  • GIVE YOUR PETS FREEDOM: No more planning your schedule around potty breaks, your four-legged friends can come and go on their time
  • SOLID ALUMINUM FRAME: Designed to withstand wear and tear, the strong metal frame with its reinforced aluminum corners can handle active and multi-pet households
  • DURABLE CONSTRUCTION: Includes a flexible, tinted flap; great for indoor and outdoor storm, wood, PVC, and metal doors
  • CONTROL YOUR PETS’ ACCESS: Use the slide-in closing panel to control your pet’s access to the outdoors and keep stray animals out of your home
  • EASY DO-IT-YOURSELF INSTALLATION: Cutting template, detailed instructions and installation hardware included; fits interior and exterior doors between 3/8 in and 2 in thick
  • DESIGNED FOR SMALL PETS: Flap opening is 5 ¼ in W x 8 1/8 in H and is designed for pets under 15 pounds
  • QUALITY PROMISE: PetSafe brand has been a trusted global leader in pet behavior, containment and lifestyle innovations since 1998 to help keep your pet healthy, safe and happy
Bestseller No. 8
goTeamghjkl Cat Door Flap (Outer Size 7.5" x 7.8"), 4 Way Locking Medium Cat...
  • 4 Way Locking Mode --- The pet door could be adjusted by the Red and Green switches with tabs to 4 modes: out only, in only, both in and out, and fully locked, easy control of your pet's in and out.
  • Size & Application --- Outer size 7.5" x 7.8" x 2"(W x H X D), inner size:6.1" x 6.3"(W x H), cut-out size: 6.3" x 6.7" (W x H), suitable for installation on doors and thin walls, suitable for cat lighter than 16 lb and waist circumference shorter than 15.75" improved weather.
  • High Quality --- Made of ABS material, weather-resistant, the surface is smooth. It provides a fixed groove with snap tabs for weather-proof brush strip, firmly fix the brush strip. Even if the brush strip comes off, easy to put it back into the fixed groove. This greatly help the brush strip reduce noise, stop rain drop, wind or pest like mosquito to the most.
  • Easy to Install --- Step by step installation instruction in the instruction manual included in sales box and installation presentation video for you reference, take care of notice and prepare necessary tools, easy to install as your need. The tunnel depth could be cut down according to your installation need.
  • Applicable scene --- It fits to being installed to interior doors, exterior doors, walls, windows, cupboards, glass, etc.
Bestseller No. 9
ClawJaw Cat Door for Exterior Wall, Metal Frame and Telescopic Tunnel Pet Door,...
  • 【Freedom for Pets】:Give your cats freedom lifestyle,They can come and go freely through the pet door without your help and enjoy their pleasant life.
  • 【Door Size】:The telescoping tunnel accommodates walls that are 3 9/10-7 7/8 in thick. Flap Opening:9 1/4" * 6 1/2". Frame: 13 9/10" * 9 2/5" , suitable for 0-32lbs dogs.
  • 【Durable and Strong】This Pet Door frame is made of metal frame and telescopic tunnel make it strong , double flaps and sliding lock panels, can be provide weatherproofing, helps protect against extreme weather and reduce external air drafts.
  • 【Easy to Install】:The cat door for wall suitable for installation in all types of interior and exterior walls; the instructions have templates for simple and quick installation so that installation is no longer difficult!
  • 【After-Sales Service】ClawJaw Pet Door is committed to giving every pet a free and comfortable lifestyle! If you have any questions, you can contact us in time, we will reply you within 24 hours.
Bestseller No. 10
PetSafe Microchip Cat Door, Exterior or Interior Pet Door - Multi-User RFID...
  • YOUR CAT IS THE KEY: This door reads your cat’s unique 15-digit microchip ID and only allows access to programmed pets; programmable collar keys are sold separately for cats without a microchip
  • KEEP OUT UNWANTED GUESTS: Give exclusive access to your cat (and up to 39 other programmed pets) while keeping unwanted animals (like the neighborhood squirrel) from wandering inside
  • FREEDOM AND INDEPENDENCE: When you’re stuck late at work (or just sleeping in on a Saturday), your cat will still have the freedom to let herself in and out of the house
  • 4 LOCKING OPTIONS: The manual 4-way lock lets you keep your kitty safe and secure; set the door to ‘Locked’, ‘Unlocked’, ‘Enter Only’ or Exit Only
  • KEEP WEATHER AND STRAYS OUT: Two magnetic latches are designed to keep out unwanted guests and prying paws, while built-in weather stripping reduces drafts from creeping indoors
  • EASY INSTALLATION: Fits most wood, PVC and uPVC doors, but metal, glass, brick and wall installation will require additional accessories (sold separately)
  • Wu Chengen (Author)

The Bottom Line

In conclusion, the 10 best cat doors for exterior doors were carefully selected based on their features, durability, customer reviews, and overall quality. By following our list, users can easily find a cat door that suits their needs and provides their feline friends with easy access to the outdoors. Whether you’re looking for a high-tech electronic cat door or a simple yet effective manual cat door, our list has something for everyone. Investing in a cat door from our selection can greatly improve your cat’s quality of life and give them the freedom to explore the outdoors safely.