Baboni Pet Door for Wall, Steel Frame and Telescoping Tunnel, Aluminum Lock, Double Flap Dog Door and Cat Door, Strong and Durable (Pets Up to 100 Lb) -Large : Pet Supplies

Flap opening is 10 1/4 W x 16 1/4 H and is designed for pets up to 100 pounds. DURABLE SAFE AND ENERGYSAVING:This Pet Door frame is made of 100% metal laser welding process and highquality steel aluminum alloy oxidation to ensure durabilitysecurity and thermal insulation. The doubleflap provides weatherproofing and energy efficiency and helps protect against extreme weather air drafts. EASY INSTALLATION: This pet door easily installed in all types of interior and exterior walls; cutout template and stepbystep instructions are included simple to follow instructions walk you through the install. DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel accommodates walls that are 4 3/4 7 1/4 in thick.Flap Opening: 10 1/4W x 16 1/4H. Frame: 14 1/4W x 21 1/16H. Cutout in wall:12W x 18 7/8H. FREEDOM AND INDEPENDENCE: Give your cats and dogs freedom to go in and out without your help arrangement for potty breaks or play time by themselves.