The revised title is: Large Dog Door for Walls - Easy to Install and Durable (Up to 110 lbs)

About this item

• Large Dog Door Size: VOSOIR Large dog door features a spacious 18.7 x 9.92 inch flap opening. It is suitable for large dogs weighing up to 110 pounds. When you make a hole in the wall, the opening in the wall measures 10.6 x 18.9 inches. And it features an expandable channel that can accommodate walls ranging from 3.95 to 7.5 inches thick. Fits a wide range of wall thickness sizes. It's the best choice for your house and your best pet friends.
• Allows Pets Freedom: The VOSOIR dog door gives your beloved pet freedom. Without your help, it can freely enter and exit the pet door and enjoy a comfortable life to the fullest.
• Indestructible: The whole dog door frame is made of high-quality aluminum alloy, and the metal surface has been treated with an antioxidant, making it strong against impact and corrosion and it will never rusts. Compared to plastic and iron dog doors, this one is more durable.
• Upgraded Double Flaps: After extensive research and development, we have incorporated heat and cold resistant molecular elements into the flaps, providing effective insulation in summer and preservation in winter. This ensures that you won't have to worry about extreme weather conditions. Additionally, the double flaps are equipped with furring strips and high-quality magnetic strips to enhance sealing and effectively prevent the entry of wind, dust, and insects.
• Designed For Security: Anti-theft design, sturdy door frame with anti-theft expansion screws. Once installed, the dog door will not be easily removed by people with ulterior motives. It comes with a closing plate to control the safe entry and exit of pets and keep stray animals out. Keeps you and your beloved pets safe.
• Easy Installation: The retractable channel is spacious enough to fit a variety of indoor and outdoor walls. The dog door is pre-assembled, screws, installation instructions, auxiliary installation accessories are provided, you just need to follow the steps to install the inner and outer sides of the dog door on the wall holes to complete the installation.
• Quality After-Sales Guarantee: VOSOIR is passionate about pets and is committed to providing a free, fun, comfortable and safe life for every beloved pet,! If you encounter any problems, please feel free to contact us, we will deal with it within 24 hours. We are committed to offering high-quality products and excellent customer service.