The Cat Mate Cat Flap Wall Liner is your solution for cat doors on thick walls. Perfect for walls of all thicknesses, the wall liner will keep your cat from getting caught or scratched when passing through rough walls, like a brick. The Wall Liner is made of durable plastic and paintable.

• For walls of all thicknesses
• Paintable plastic material
• Protects cats or small dogs from rough wall interiors

Each liner covers 50mm (2"). Use an additional liner for every 50mm of wall thickness.

Directions: For use with Cat Flap models: 234W, 235W, 234G, 235G, 234B, 235B.