Watch a Black Labrador Retriever, Teal, demonstrate how the two-way heavy duty dog door works. Our doggie doors for doors and walls come in various sizes.
![VIDEO: Heavy Duty Dog Door in Action!](https://cdn11.bigcommerce.com/s-9g2at8re6x/images/stencil/1500x1000/uploaded_images/screenshot-2017-05-17-12.58.28.png?t=1495051128)
Watch a Black Labrador Retriever, Teal, demonstrate how the two-way heavy duty dog door works. Our doggie doors for doors and walls come in various sizes.