Top 5 Cat Doors For Interior Walls

Peter Armani | 09-01-2026

Cat doors for interior walls offer a convenient way to give your feline friends private access to litter boxes, feeding areas, or quiet rooms. These doors are designed to fit seamlessly into your home’s walls, allowing cats to move freely while keeping certain spaces off-limits to other pets or children. Whether you’re looking for easy DIY installation, sturdy construction, or flexible access control, there are several options to suit different needs and home layouts.

Editor's Choice
Large Cat Door for Wall Interior, Stylish & Functional Pet Door
Large Cat Door for Wall Interior, Stylish & Functional Pet Door
Premium Pick
Depets Large 4-Way Locking Cat Flap
Depets Large 4-Way Locking Cat Flap
Budget Pick
Decormax Cat Door for Wall, Energy Efficient Pet Door with Steel Frame
Decormax Cat Door for Wall, Energy Efficient Pet Door with Steel Frame

Top 5 Cat Doors For Interior Walls

We researched and compared the top products in the Cat Doors For Interior Walls category to provide you with these recommendations.

1. Large Cat Door for Wall Interior, Stylish & Functional Pet Door

No Training Needed
Large Cat Door for Wall Interior, Stylish & Functional Pet Door
9.8

Purrfect Portal

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This wall-mounted cat door features a smooth, sturdy frame that feels solid and blends well with most interior decor. It's designed for easy DIY installation, making it practical for pet owners who want to create a private space for their cats without much hassle. The spacious opening accommodates larger cats and helps keep litter box odors contained in a separate room.

What We Like:

  • Simple installation with included hardware
  • Discreet design matches home interiors
  • Large opening for cats up to 20 lbs
  • Helps separate litter or feeding areas

What Could Be Improved:

  • Only suitable for interior wall use
  • May not fit very thick walls

2. Decormax Cat Door for Wall, Energy Efficient Pet Door with Steel Frame

All Weather Protection
Decormax Cat Door for Wall, Energy Efficient Pet Door with Steel Frame
9.5

Decormax

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This cat door is built with a steel frame and telescoping tunnel, giving it a sturdy, substantial feel that stands up to regular use. It's designed for installation in a range of wall types and thicknesses, making it versatile for different home layouts. The double magnetic flaps offer added insulation, while multiple locking options provide control over your pet's movements.

What We Like:

  • Steel construction for durability
  • Fits various wall thicknesses
  • Double magnetic flaps for insulation
  • Multiple locking modes for safety
  • Easy to clean and maintain

What Could Be Improved:

  • Installation may require more tools
  • Larger frame may stand out in small spaces

3. Depets Large 4-Way Locking Cat Flap

Spacious Four Way Access
Depets Large 4-Way Locking Cat Flap

Made from smooth ABS plastic, this cat flap feels sturdy and is well-suited for frequent use in busy households. The large opening accommodates bigger cats or small dogs, and the transparent flap helps pets see through before entering. The four-way locking system gives flexibility to control your cat’s movement as needed.

What We Like:

  • Versatile four-way locking
  • Large opening for big cats
  • See-through flap for comfort
  • Weather-resistant build
  • Brush strip for quieter use

What Could Be Improved:

  • Installation requires careful measuring
  • Not ideal for very thick doors

4. Meow Manor No-Flap Interior Cat Door

No Flap Design
Meow Manor No-Flap Interior Cat Door
8.9

Purrfect Portal

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This cat door features a smooth, open archway that lets cats move freely between rooms without any noise or swinging parts. The material feels sturdy and blends in with most standard doors, making it a discreet choice for bedrooms or laundry areas. Installation is straightforward with the included hardware and instructions, and the opening is sized to accommodate larger cats comfortably.

What We Like:

  • Flap-free for silent passage
  • Simple DIY installation
  • Fits both solid and hollow doors
  • Spacious for big cats

What Could Be Improved:

  • Only suitable for interior doors
  • Opening may be too large for kittens

5. CEESC Extra Large Cat Door, 4-Way Locking

Extra Large Pet Access
CEESC Extra Large Cat Door, 4-Way Locking

Constructed from weather-resistant ABS material, this extra-large cat door feels robust and is suitable for larger cats or small dogs. The four-way locking mechanism gives you control over your pet's access, and the transparent flap helps pets see what's on the other side. Added features like a brush strip and rain seal enhance comfort and reduce noise.

What We Like:

  • Extra-large opening for bigger pets
  • Four-way locking for flexibility
  • Weather-resistant construction
  • Brush strip reduces noise
  • Rain seal for outdoor use

What Could Be Improved:

  • May be too large for small cats
  • Requires careful measuring for installation

How to Choose Cat Doors for Interior Walls

Sizing and Pet Compatibility

Installation Requirements

Access Control Features

Material and Durability

Design and Aesthetics

Maintenance and Cleaning

FAQ For Cat Doors For Interior Walls

1. What size cat door should I choose for an interior wall?

Measure your cat's height and width, then select a door with an opening slightly larger to ensure easy and comfortable passage. Consider the largest pet that will use the door.

2. Are cat doors for interior walls easy to install?

Many cat doors are designed for DIY installation and include templates or instructions. The difficulty depends on your wall type and your comfort with basic tools.

3. Can I control when my cat uses the door?

Some cat doors feature locking mechanisms, allowing you to set access to in-only, out-only, fully open, or fully locked, giving you control over your cat's movements.

4. Will a cat door in an interior wall keep out dogs or children?

A properly sized cat door can limit access for larger pets or children, but very determined or small dogs may still get through. Consider placement and size for best results.

5. How do I maintain and clean an interior wall cat door?

Most cat doors can be wiped down with a damp cloth. Removable flaps or panels make cleaning easier, especially in areas near litter boxes.
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Peter Armani

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