SureFlap Microchip Pet Door Tunnel Extender (Brown)

SureFlap Microchip Pet Door Tunnel Extender (Brown)

• Extends the tunnel of the SureFlap Microchip Pet Door for wall installations
• Adds 2" in length to the 2¾" length of the tunnel on the SureFlap Microchip Pet Door
• Multiple tunnel extenders can be stacked together to create a tunnel of any length
• Used for the Pet Door size NOT the Cat Door/Flap

The SureFlap pet door tunnel extender fits snugly onto the tunnel of the SureFlap Microchip Pet Door and multiple extenders can be stacked together to form a tunnel of any length. The tunnel of the SureFlap Microchip Pet Door is 2¾" long and each pet door tunnel extender adds 2" to the length of the pet door's tunnel.