PetSafe 9-1/4-in x 13-in Wall entry White Plastic Small Dog/Cat Door for Wall

The PetSafe® Wall Entry Aluminum Pet Door allows your pet to go in and out without the hassle of constantly having to open the door. This door is great for homes in which installing a pet door on an entry or side door is simply not practical or convenient. This unique wall entry pet door can be installed in a number of different wall materials including all types of siding, stucco, and brick; making it one of the best wall mount dog doors on the market. The telescoping tunnel allows for installation into walls that are 4.75 in. to 7.25 in. thick. For extra thick walls that extend beyond 7.25 in., there are extension kits sold separately that will enable the door to extend further.