2021 Upgraded Dog Door,Pet Door for Dogs and Cats,Doggie Door for Exterior Doors,Durable Pet Doors with Aluminum Lining,Locking Sliding Panel,Consolidate Soft Flap,Anti-Rust,Large Size,Easy to Install

SIZE: Medium: External size: 10.6”(W) x 12.9”(H), Internal size:9.2”(W) x 11”(H),suitable for installation on doors, and wooden walls or any wall or door that is up to 50mm thick, Recommended Door Thickness: 1 1/4″ to 2″; Flap Size: 7”-11.5”; For Dogs & Pets Up To 60 LBS: suitable for cats lighter than 27 Lb and waist circumference less than 23″.
White Plastic & Aluminum Lining: Made of ABS plastic, waterproof , the surface is smooth and durable;Low-maintenance, weatherproof pet flap with inner telescoping frame.
Soft Flexible Flap With Magnetic Closure: Transparent flap preferred by most pets, draft and rainproof brush sealed flap with closure. Brush strip to reduce energy loss and noise, ensure that neither the pets nor the owner will be disturbed.The Flap Will Not Warp Over Time Or Under Extreme Temperatures.
2-Way Locking: Removable Self-Locking Slide Panel can easily prevent any unwanted guests from entering; Helps Protect Against Extreme Weather, Air Drafts, As Well As Bugs And Insects.
Very Easy To Install With Just 5 Easy Steps: EASY TO INSTALL. Detailed Instructions are included, Screws and its caps included in the set makes you easily install in windows, doors, cupboards, panels and walls, etc. If the door is too thick to be fixed to, you could cut the tunnel deeper using a scissors, saw or cutting machine. Average Installation Time: 25 Minutes.