You'll likely need to make a custom door, though, due to the size. If you're a fan of barn ... Meow Manor Extra Large Pet Door If you have a Maine coon or other large cat up to 30 pounds, the ...

Large dog door size: Inside size: 14”*12”*0.5”, outer frame size: 16” * 14” * 0.5”. Suitable for Medium to large dog, please measure the size of your pet and compare to the door size ...