If you need to install your Wall Entry Pet Door into a thick wall, we’ve got just the accessory to help. The Wall Entry Pet Door Extension Tunnel comes in 3 sizes that correspond with the size of your pet door at home. Installing the wall extension tunnel with your pet door is simple, and helps the pet door properly fit into walls thicker than 7 1/4 in. Your pet deserves the best. Trust PetSafe® to keep your pet healthy, safe and happy.
The new model Wall Entry Pet Door uses the Replacement Flap. The old model uses the Classic Replacement Flap. If you're not sure which version door you have, compare your door to the picture below. On the new model door:
Caution: Small children can pass through door. Read entire statement.
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