Best Sliding Doors Cat Doors in 2026

WEATHER RESISTANT: The soft, tinted flap has a magnetic closure to help keep your home protected from the outdoors

EASY INSTALLATION: Replacing the flap is a quick and easy do-it-yourself project the only tool you need is a screwdriver

COMPATIBLE DOORS: Flap fits PetSafe Extreme Weather Pet Door, PetSafe Wall Entry Pet Door, PetSafe Sliding Glass Pet Door, PetSafe Freedom Patio Panel Door, PetSafe Freedom Aluminum Pet Door, PetSafe Plastic Pet Door

FREEDOM FOR YOUR PET: Let your dog go outside for potty breaks and playtime on their own schedule

SIZE MEDIUM: Designed for pets up to 40 lb; flap opening measures 8 1/4" W x 12 1/4" 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

EASY TO INSTALL: Screen Door Measures 38” x 83"”, Fits Door Sizes: 36” x 82”. It is super simple, quick and fast to install the screen door. Simply attach it to the door frame with the included Velcro-like strips. Extra push pins are included for added security and strength. For best adhesive results, clean and dry surface properly.

BREEZY INSECT PROTECTION: Keep bugs, mosquitos and other pests out with a screen that seals behind you magnetically as you walk through it. The fiberglass mesh allows fresh air to circulate while it is shut.

MOST SECURE: Unlike other screen doors that only have small strips every so often, our magnetic screen door has magnets that run along the entire length of the screen, and the Velcro-like strip to attach it to the door frame is also full frame.

✅ THE ORIGINAL NO CUT CAT DOOR - Door Buddy’s adjustable door strap for pets is the original cat door alternative that gives cats back their space! No need for an indoor cat door and no more fighting a bulky dog gate with cat door. With Door Buddy you can have a cat door without cutting door in a matter of seconds. While cheap cat door holder knock-offs are tempting, Door Buddy door latch is made in the USA and is both durable and effective.

✅ KEEP DOGS OUT OF LITTER BOX - Door Buddy’s door locks for dogs is the easiest way to keep door cracked open for cat while keeping dogs out of the litter box and cat food. Thanks to our extra strong 3M adhesive, Door Buddy installs in seconds and can stop dogs up to 120lb from getting into no-go rooms. Finally, a cat door interior door without any hassles and a dog proof feeding station for cats that doesn't make your cat feel trapped.

✅ SIMPLE & EFFECTIVE - A tool-free installation that is simple and works! The 3M adhesives stick to your door and door frame, the adjuster allows you to keep the door cracked open just enough to suit your cat's width, and finally lock the hook into the latch. The strap will flex around the door so it is easy to latch from either side of the door for quick and convenient access. DO NOT install on drywall. For extra motivated dogs, install on the back of your door for a stronger hold.

(PATENTED) FITS PURRFECTLY - Your cats purred and we listened. Our mission at Purrfect Portal is to provide whimsical, innovative, and functional cat doors to the world! Introducing our latest innovation–the French Cat Door. Purrfect for cats up to 20 lbs. Same heavy-duty cat doors, new charming design.

A NO FLAP KITTY DOOR YOUR CAT WILL LOVE! Roaming around the house should be just as easy for your cats. Made with high-quality ABS plastic, our 7.13 x 8.32" interior cat door is designed for safety, durability, and your cat's privacy. The door size fits solid and hollow core doors in your bathroom, bedroom, laundry room or basement.

TRES CHIC & STYLISH AESTHETIC - Add an elegant accent to your interior with our signature French Door. Designed with a classic all-white finish and coordinating window panels, our cat door offers a crisp, clean appearance that works beautifully in traditional as well as modern interiors. Hide the litter box in style so your pet can do their business minus the odor and keep the dogs out when your cat needs their own me time.

PRIVATE ACCESS FOR YOUR CAT: Give your cat unlimited access to her personal spaces even when the human door is closed

DIY INSTALLATION: Easily fits any interior wood, storm, PVC, paneled or metal doors 1/2 - 2 in thick; includes detailed instructions, cutting template and hardware for your convenience

OPTIONS THROUGHOUT YOUR HOME: Place multiple cat doors in closet doors, laundry room doors, or cabinets for exclusive access to food or litterbox areas; designed for cats and small dogs up to 15 lb

FREEDOM AND INDEPENDENCE: Give your cats and dogs freedom to go in and out without your help, arrangement for potty breaks or play time by themselves.

DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel accommodates walls that are 4 3/4 - 7 1/4 in thick. Flap Opening:5 1/4"W x 8 1/8"H. Frame: 9 1/4"W x 13 1/8"H. Cutout in wall: 6 3/4"W x 10 "H.

EASY INSTALLATION: This pet door easily installed in all types of interior and exterior walls; cut-out template and step-by-step instructions are included, simple to follow instructions walk you through the install.

PLEASE NOTE SIZE - Flap opening size is 8." W x 10.2" H, For SMALL dogs and cats or other small animal.

AUTOMATIC CLOSE & LOCKABLE - Dog door with magnetic flap closures, built-in magnetic can keep the door automatically closed when your dog leaves

SUITABLE FOR ALL SCREEN DOOR - Our item suitable for all the screen door and allow your pets freedom to get in and out.

High quality white finish aluminum construction installs easily into most aluminum sash window styles. Minimum sash window height requirement is 15.0625"

Locking rigid flap is made of unbreakable clear Lexan to allow pet to see through opening and is non-toxic for added safety

Recommended for pets 2 to 25 Pounds

Namsan is dedicated to researching pet supplies, this pet screen door is authorized by Namsan, which made of quality ABS material, durable and sturdy.

Build-up the provided screws with nuts onto this dog door frame would enough sturdy and never fall down easily, the door flap can be replaced anytime.

Built magnetic into the door frame can keep automatically closing when your dog sliding the screen door, even you can lock the door by the 2 sides blue lock if you would like to prevent your pets from walking freely.

🚪【Fits Door Up to 32x80inch】: Screen Door Measures 34inch x 82inch, fits door sizes:32inch x 80inch(not including door frame). If your door meets this specification, this screen door mesh will be the perfectly fit. The magnet screen door can be used to fit a fixed screen door or fit front, rear, interior or exterior, entry, gates,patio, deck, porch, balcony, glass and even sliding doors. IMPORTANT: Measure your door before ordering

💪【Upgraged Velcro for More Durable and Longer Sticking】:Compared with other 2cm top velcro, our 4cm top velcro can be more firmly stuck on the door frame, which make the curtain can be used for a longer time without falling.

💨【Wind Resistance】: It is not the kind of door screen that can be opened by the breeze. Our magnetic curtain contains 36 strong magnets. The screen door for front door and indoor can effectively prevent the curtain from being opened by the wind and effectively prevent family members and children from being disturbed by mosquitoes.

Small Doggie Door Size: Outer 9.4"×11.4"×0.4", Inner flap opening 8"×10", suggest for cats, small breed dog, puppy or other small animals.

Give your pet an independent door: Let your pets in and out freely to go to the yards or balcony, make your life more convenient.

Lockable & closes automatically: 2 sliding locks on the flap bottom help you to lock the dog screen door, ensure your pet stay inside when unsupervised. Built-in magnetic make the pet door can automatic close quickly after going through.

PERFECT FOR APARTMENTS AND RENTAL HOMES: This rental-friendly door installs easily in 1 piece so you can easily take it with you if you and your best friend move

2 ADJUSTABLE SIZES: The patio panel is available in 2 adjustable heights to fit in your existing sliding door track; adjustable up to 80 11/16 in or 96 in

DESIGNED FOR MEDIUM PETS: Flap opening is 8 1/4 W x 13 3/16 in H for pets up to 40 lb. Easily installs without cutting into a door or wall

☞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.

☞Size --- The medium cat door, inner size 2.17"(D) x 6.18"(W) x 6.30"(H), it's suitable for cat lighter than 15.43 lb and waist circumference shorter than 15.75". And its outer size is 2.17"(D) x 7.56"(W) x 7.87"(H). Note: The medium and small are different in depth and back structure, the small size is suitable for glass door

☞SAFE&THOUGHTFUL --- The transparent cat flap let cat see through the door. Exterior rain seal is for waterproof. Brush strip eliminates noise from the door closing. 4-way door control meets cat's daily need. The magnet between the 2 switches is for aligning the flap after swings. Inner frame edge get polished, so as not to hurt cat

☞4-WAY SWITCH MODE --- The cat flap door could be adjusted by the Red and Green switches with tabs to 4 modes: out, in, both in and out, and fully locked. The tabs are the key factor for the 4-way switch

No Assembly Required: Fully assembled and ready-to-use in 30 secs. Gates are perfect for your small puppy.

Folding With Flexibility: Easy to use folding structure. Design with a duel-sided folding system, allowing U/Z shape folding.

Anti-Scratch Protection: Each pet gate feature with rubber pads at the bottom, preventing scratch the floor & enhancing the stability.

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

✔ SELF FRAMING ENDURA DOGGIE DOOR DESIGN: The flexible Endura Flap Pet Door for Door is perfect for exterior doors, interior doors, condo, dog house, dog kennel, dog doors, gates & ramps. It comes with simple instructions and sizes for extra small to extra large dogs or cats. For large dogs or small pets is suitable for interior and patio doors 1/2" to 1-3/4" thick. The Endura Flap is a perfect durable, thermo design for doggie door for door mounts.

✔ WORKS FOR ALL SIZED PETS: The Endura Flap Single Flap Dog Door is available in Small, Medium, Large, and XL pet door sizes that can accommodate a large dog or a small cat. Its small and large pet door magnets can be removed from the dog door flap on the Endura Door Mount Pet Door to accommodate smaller pets without sacrificing the signature Endura extreme weather dog door protection quality. White, Tan, and Black frame color options help match the doggie door to your home's aesthetics

✔ EASY USE AS DOG DOOR OR CAT DOOR: It's tall flap works well as an exterior cat or dog door. Endura dog door magnets have adjustable strength for training timid pets, while keeping the Endura Flap Dog Door sealed against 50 mph winds and resisting -40 degree F temperatures. Our insulated dog door Endura Flap design is more energy efficient than regular small to giant dog door products, making it a better weatherproof dog door than any another very durable plastic dog door design.

HAVE LONG LIFE: Our pet grille are make with strong steel help prevent scratch from animals, Galvanized High-quality Coating Anti-rust.

GUARD YOUR HOME AND DOORS: Intended to limit the passage of pets through your screen

EASY TO INSTALL: only limited tools required to insall your pet grille, all people do it easily.

WORRY-FREE SAFETY: Keep your pet contained and your home safe with the MyPet Extra-Wide Wire Mesh Petgate which is made of strong wood and durable, vinyl-coated wire mesh

CONVENIENT & PORTABLE: This gate is 31" tall, fits a variety of openings between 29.5" and 50" wide and is easy to take down and install - which means you can use it anywhere you need it! Securely block doorways, hallways, and other spaces.

EASY ON WALLS: Thanks to the durable rubber bumpers, your gate will stay put without scuffing or scratching your walls

Motor driven vertically-sliding door is activated by MS-4 ultrasonic collar

Directional sensing system opens the door only when your pet is on a direct approach, not when he is just wandering by or sleeping next to the door

4-way access control lets you select from In Only, Out Only, Full Access or Closed & Locked

SLIM PROFILE - The Staywell Big Cat/Small Dog Pet Door is designed for Easy Installation in Sliding and Glass Doors

ADAPTABLE LOCK – The 4 Way Manual Lock offers owners the ability to supervise their Pets and control their boundaries by setting the Door to in only, out only, open or closed

WEATHER PROOF, ENERGY EFFICIENT – The Weather Stripping around the Pet Door Flap Insulate the opening, withstanding high winds and keeping harsh weather out

[Paw Proof Your Doors]: Ring, ring…Got fur babies who love scratching every time the bell rings? Say goodbye to the headache with PROTECTO cat & dog door scratch protector - Train your pet to stop scratching naturally with the slick surface design, eliminating the sensation of claw sharpening and saving your doors for years to come.

[Vanish Scratches, Not Style]: Cats & dogs love to scratch, but that shouldn't ruin the doors in your home; Let your pets be pets with the Cat & dog door protector scratch guard. Attach to your door using the clear double sided adhesives included in the packet, and let this sheet resist the most aggressive scratches.

[5-Min Quick Fix]: Fed up of looking for scratch guards that fully cover the door? The ultra durable cat scratch door protector comes in tall 30” x 20" polycarbonate sheets for maximum coverage of your door and door frames. Fits any standard door exactly how you want it, saving your doors from embarrassing scratches from your furry baby.

Pet screen door can make your dogs and cats go in or out freely enough without asking for your help to open the door, great for your pet potty break or playtime.

Use a flat-head screwdriver to separate the door so you have 6 parts, 2 of door frames, flaps and locks. Inner Door flap didn't come with a screen insert, need to put this on a screen you already own, then cut down the screen against the frame and place it inside the flap.

Comes with upgraded screws with nuts would hold the outer frame and flap to prevent the door from separating and falling. It's easier with two people to install.

Namsan cat screen door is made of ABS material, sturdy and durable.

Fix the door frame with screws to prevent the door from falling and make it more stable to withstand pet wear and tear.

A door flap with built-in magnetic can keep the door automatically closed when your dog leaves. And it can be replaced at any time.

ENJOY FRESH AIR & SUNSHINE: You must love a fresh and bright house, Screen door mesh will keep fresh air circulating and let in breezes and sunlight while keeping pesky outdoor irritants out, making them perfect for year-round use.

KID & PET FRIENDLY: The magnetic door screen splits in the middle, opens with a nudge, and closes automatically behind you, kids don't have to worry about not being able to unlock the door, and your lovely pets can get in and out of the house undisturbed, making it the perfect choice for Screen door protector for your dog, cat.

EXCELLENT QUALITY: You will not be disappointed with our quality. KAKICLAY mesh screens feature durable high-density heavy-duty mesh that can withstand countless passes. The mid-seam lining is upgraded to 36 magnets for better sealing and widened Velcro allows you to fix your curtain more stably.

SUPERIOR REPLACEMENT FLAP: Best Pet Flap is more weather resistant and environmentally friendly than the original PetSafe branded flap. MADE IN BRAZIL.

MEDIUM REPLACEMENT DOG DOOR FLAP: Compatible with PetSafe Freedom Aluminum, Plastic, Wall Entry and Sliding Glass Doors with flaps measuring 8 1/8" x 12 7/8"

ENVIRONMENTALLY FRIENDLY: Best Pet Flap is NOT Made with PVC and is BPA FREE thus more environmentally friendly and safer for you pet.

Dog Door Size: Ownpets dog door size of inner frame is 8.74 * 12.52inches and the outline border measures 12.2 * 16.53 inches. The overall thickness of pet door is 2.6 inches. Suitable for medium or small dogs up to 40 lbs.

Energy-saving Flap: Weatherproof magnetic closure and UV-resistant flap, Perfect for hot and cold climates,provides energy efficiency and helps protect against extreme weather.

Solid Aluminum Frame: This type of doggie door for dogs is made out of Aluminum material that is proved to be sturdy and stainless. Do not worry about broken and bitten easily.

[🐾 Small Pet Screen Door Size]: External: 11.4 x 9.4 inches, internal: 9.4 x 7.5 inches. The Doggie door need to be installed base on the pet's height, fit suggest for cats, small breed dog, puppy or other small animals.

[🐾 Dog Door for Screen Door]: Designed for screen windows or sliding doors, Give your pet an independent door, pet can enter the toilet or play by themselves without opening the door. It is convenient for your life and provides independent access for your pets.

[🐾 Doggy door Lockable & Closes Automatically]: The four sliding locks on the bottom of the flap help you lock the screen dog door to prevent your pet from wandering off unattended. When the dog leaves, the built-in magnets enable the pet door to close quickly and automatically after passing through. It also prevents other small animals from flying in.

Upgraded Cat Screen Door - The screen door made of thickened vinyl coated steel strings, much thicker and durable than normal fiber glass screen. The scratch proof door screen can withstand cats/dogs claws and bites. No more fear curious pets running out of house or entering forbidden area. Perfectly meet the practical needs of pets owner. Besides, it also effectively keeps unwanted creatures away from your beloved pets without sacrifice fresh air flow and visibility.

Friendly Pet Screen Door - When your pets can’t get along with each other or introducing a new furry friend to your pet. You can separate them with this mesh screen door. They can see and smell each other, but no touch, no fight. A helpful tool to simplify the pets introduction process. It can also works as a baby door screen, no need to worry about baby walking into restricted area when you are busy.

Easy Installation and Removal - No tools required. Just need to peel the adhesive backing off the hook & loop strips and apply to the door frame. Please clean the door frame and air dry at first. Before removing the screen door, please use hair dryer to heat the hook & look strips, then tear off gently to ensure the paint on door won’t be damaged.