PetSafe Microchip Cat Door Tunnel Extension for Thick Walls and Doors, Easy Install
- EASY INSTALLATION - Simply glue the extension in place to add 2 in. to the tunnel of your Microchip Cat Door.
- THICKER WALLS/DOORS - The Microchip Cat Door Tunnel Extension provides a flush and precise fit for thicker Doors and Walls.
- COMFORTABLE - Adding a Microchip Cat Door Tunnel Extension creates a longer, more comfortable entry for your cat.
- NO TOOLS - Each tunnel extension can be conveniently glued into place for a secure fit.
- COMPATIBILITY - The Pet Safe Microchip Tunnel Extension is specifically designed for the Pet Safe Microchip Cat Door.