If you have a rambunctious dog that enjoys the outdoors, constantly going in and out of its pet door, you may find that you have to replace your door several times over the course of your pets’ life, which can be quite an expensive task. If you install a wall mounted pet door, the only thing that you will have to worry about is possibly patching up the wall now and again, making it virtually impossible for anyone to see that there was any damage to begin with. These doors are made for any sized pet and can often be installed on the side of a house in an inconspicuous area, making it more appealing to those dog owners who are not sure if a dog door is the right thing for them.