Cat Mate 221B Large Cat Flap – Brown 4-Way Locking Cat Door

The Cat Mate 221B Large Cat Flap is a premium-quality locking pet door designed for larger cats and small dogs. Finished in an attractive brown colour with a clear weatherproof flap, this durable cat flap provides your pet with the freedom to come and go while giving you complete control using the easy-to-operate 4-way locking system.

Suitable for timber, uPVC and many panel doors, the Cat Mate 221B combines reliable performance with excellent weather protection, making it an ideal choice for modern homes.

Perfect for Larger Cats and Small Dogs

The larger opening makes the Cat Mate 221B ideal for larger breeds of cat as well as many small dog breeds, including:

• Maine Coon
• British Shorthair
• Ragdoll
• Bengal
• Yorkshire Terrier
• Miniature Schnauzer
• Border Terrier
• Dachshund

Please measure your pet before ordering to ensure the flap provides comfortable access.

4-Way Locking System

The Cat Mate 221B features a simple four-position locking control, allowing you to decide exactly how your pet uses the flap.

• Unlocked – Free entry and exit.
• In Only – Allows entry but prevents your pet leaving.
• Out Only – Allows your pet to leave but prevents re-entry.
• Locked – Fully secured in both directions.

This gives you complete flexibility whether you're keeping your pet indoors overnight or allowing access during the day.

Weatherproof and Draught Resistant

The transparent flap features an effective brush seal and magnetic closure to help reduce draughts while keeping rain and wind outside. The flap operates smoothly and quietly, making it comfortable for both pets and owners.

Key Features

• Genuine Cat Mate 221B Large Cat Flap
• Classic brown finish
• Suitable for large cats and many small dogs
• 4-way locking security system
• Transparent weatherproof flap
• Brush seal and magnetic closure
• Strong, durable construction
• Easy DIY installation
• Suitable for timber and many uPVC panel doors
• High-quality Cat Mate design

Ideal Installation Locations

• Wooden doors
• uPVC panel doors
• Garage doors
• Utility room doors
• Outbuildings
• Garden rooms

What's Included?

• Cat Mate 221B Large Cat Flap
• Internal and external frames
• Transparent flap
• 4-way locking mechanism
• Fixing screws
• Installation instructions

Frequently Asked Questions

Is the Cat Mate 221B suitable for large cats?

Yes. The larger opening makes it ideal for breeds such as Maine Coons, Ragdolls, British Shorthairs and other large domestic cats.

Can small dogs use this flap?

Yes. Many smaller dog breeds can comfortably use the Cat Mate 221B. Always compare your pet's measurements with the flap dimensions before purchasing.

What does the 4-way lock do?

The locking system allows you to choose between fully open, fully locked, in only or out only, giving complete control over your pet's movements.

Is the flap weatherproof?

Yes. The magnetic closure and brush seal help minimise draughts and improve weather resistance.

Is this a genuine Cat Mate product?

Yes. We supply genuine Cat Mate products complete with manufacturer packaging and installation instructions.

Why Choose the Cat Mate 221B?

The Cat Mate 221B is a dependable, high-quality brown cat flap that combines a spacious opening, excellent weather protection and a secure four-way locking system. It is an excellent choice for larger cats, small dogs and homeowners looking for a reliable, long-lasting pet door.