PetSafe 310 Cat Flap Tunnel Extensions

Wall tunnels designed to allow wall installation for the PetSafe Cat Door 4-Way Locking Flap Each wall extension tunnel section provides 1 7/8 in. framing Measure the wall thickness before purchasing pet door extension pieces Make sure you have enough wall liners to match the wall thickness Available in white only, but can be painted Item has been discontinued The PetSafe 310 cat wall tunnel sections are designed to frame out the Petsafe 4-Way Locking Cat Flap (purchased separately) for installation in walls. Each tunnel section adds 1 7/8", so make sure to accurately measure your total wall thickness prior to purchasing. The PetSafe 4-Way Locking Cat Flap is self-framing from 0"-2 1/4", so you will need enough tunnel sections to match the remaining thickness of your wall (they can be trimmed down). Although discontinued, these also fit the Staywell 300, 400, and Infra-Red Electronic 500 models if you happen to need more tunnel sections. The tunnel sections come in white only, but