CEESC Dog Door for Pets Up to 40 lb, Weatherproof Pet Door for Cats and Dogs, Durable, Snap-in Closing Panel Included, Suitable for Interior and Exterior Doors(Medium White)

• DURABLE, SAFE: This upgraded pet door frame features a dual-layer and thickened design for enhanced durability. Snap-in Closing Panel Included, made with high-hardness plastic material, it is built to last, security and thermal insulation.
• DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel of this doggy door accommodates doors that are 1 3/16" - 2 1/16" in thick.Flap Opening:9 1/16"W x 11 3/8"H. Frame: 12 3/16"W x 14 15/16"H. Cutout in door:9 9/16"W x 12 3/16"H.
• UNIQUE DESIGN: This pet door with a removable flap that has windproof and rainproof seals. It also has a magnetic strip at the bottom to keep it securely closed. It can fit large dogs,small dogs, doggie, cats, and other pets up to 40 pounds.
• ACCESS CONTROL: The snap-in closing panel allows you to control your pets' access, providing them with the freedom to come and go while keeping stray dogs out.
• EASY TO INSTALL: This medium dog door can be easily installed on all types of interior and exterior doors, including a cutting template and step-by-step instructions. The clear and concise instructions will guide you through the installation process.

Large Dog Door for Pets Up To 40 lb, Weatherproof Pet Door for Cats and Dogs, Durable, Snap-in Closing Panel Included, Suitable for Interior and Exterior Doors or Walls