Annti-Theft design- Both indoor and outdoor panels can be locked to prevent animals from entering or the house from being accessed. Screws cannot be accessed from the outside once installation is complete  

Thermal Insulation- The magnetic door curtain is designed to close quickly and completely after the dog passes through, preventing rain, wind, dust, mosquitoes, etc. from passing through. The interior of the curtain has an insulation layer to protect against cold and hot weather. 

Aluminum build- The entire dog door is made of aluminum alloy, tough and durable. 

Seamless Magnetic Door Curtain & Internal Lockable Panel

3 Flap Doggy Door- Flexible door curtains allow dogs to pass easily 

Versatile Sizing for Various Doors: Suitable for doors 1-3/8 inches to 2-1/8 inches thick. Flap Opening: 8-1/2"W x 13-1/2"H. Frame: 11-1/2"W x 16-1/2"H. Cutout in Door: 10.24"W x 13.78"H. 

Ideal for pets up to 40 pounds. Medium dog door.

Easy installation- A full set of installation instructions and templates are included so that you can install quickly.