SureFlap Pet Door Tunnel Extender
SureFlap Pet Door Tunnel extender can be used to create a longer approach tunnel to the SureFlap Microchip Pet Door when it is installed in a wall. Multiple extenders can be stacked together to form a tunnel of any length.
Each tunnel extender adds 50mm (2˝) to the length of the pet door’s tunnel.
Click here to view information on how to use the Tunnel Extender
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