A dog door, also known as a pet door or doggy door, is an opening in a door or wall that allows a pet, usually a dog or a cat, to enter and exit a building without human assistance. Dog doors are available in a variety of sizes and styles to accommodate different breeds of dogs and types of homes.
Dog doors offer several benefits for both pets and their owners. For pets, they provide freedom and independence, allowing them to come and go as they please without having to wait for someone to open the door for them. This can be especially beneficial for dogs that are active and enjoy spending time outdoors. For owners, dog doors can provide peace of mind, knowing that their pet can safely enter and exit the home even if they are not there. Dog doors can also help to reduce energy costs by preventing warm or cool air from escaping the home when the door is opened.