- Easy Installation ' Simply glue the extension in place to add 2 in. to the tunnel of your Microchip Cat Door; no tools required
- Thicker Walls/Doors ' The Microchip Cat Door Tunnel Extension provides a flush and precise fit for thicker doors and walls; multiple tunnels can be used in order to fit the needed thickness
- Compatibility ' The PetSafe Microchip Tunnel Extension is specifically designed for the PetSafe Microchip Cat Door
- Compatible with the Microchip Cat Door (PPA19-16145)
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