General description Provide your pets with the freedom and convenience they deserve with this cat door, allowing them to enter and exit quietly and easily. Designed for cats and small dogs with a waist circumference shorter than 50 cm, this door features a 20 x 19 cm outer size and a 15.5 x 15 cm flap. Constructed from durable ABS plastic, it is built to last while effectively keeping out bugs and odors. Technical specifications Dimensions: 20 x 19 x 5.5 cm Flap size: 15.5 x 15 cm Thickness of panels: 5.5 cm Compatibility and accessories Suitable for installation in windows, wooden doors, and sliding glass doors. Installation No tunnel part required, making installation straightforward without the need for cutting. Usage Features 4 lock modes: Free In & Out, Fully Locked, Out Only, In Only, allowing you to control your pet's access and keep stray animals away. Other information