Sure Petcare SureFlap Microchip Cat Flap, RFID Collar Tags and Microchip Compatible, One-Button Control, Install in Doors, Windows and Walls, White, 4 x AA Batteries Required, Not Included

PetSafe Manual-Locking Cat Flap with Easy Install, White, 4 Way Manual Lock, Exclusive Entry, For Cats Up To 7 kg, Energy Efficient

Sure Petcare SureFlap Microchip Cat Flap Connect with Sure Petcare Hub, DualScan Technology, RFID Collar Tags and Microchip Compatible, Mobile App Control, 4 x AA Batteries Required, Not Included

PetSafe — Original Staywell cat and dog flap, 2 ways in and out - Indoor and outdoor pet door, Rigid, Closure Panel included — White, M

PetSafe Staywell Aluminium Dog and Cat Door Durable Frame, X-Large, 4.08999 kg, 4-count

Sure Petcare SureFlap Microchip Pet Door for Cats & Small Dogs with Curfew Timer, Compatible with RFID Collar Tags and Microchips, 1-Button Control, White, 4 x C Cell Batteries Required, Not Included

Cat Mate 4-Way Locking Cat Flap for Large Cats and Small Dogs, Easy Installation in UPVC Doors, Glass, and Wooden Doors - White

Cat Mate Microchip Cat Flap, Cat Flap Microchip activated for up to 30 Cats - White

Cat Mate Elite Microchip Cat Flap with Digital Timer & LCD Display, Easy Installation in UPVC Doors, Glass, and Wooden Doors - White

PetSafe Extreme Weather Pet Door Medium, Easy Install, Insulating, Weather Proof, Energy Efficient, 3 Flap System