[3 15/16" TO 7 7/8" ] ClawJaw Doggy Door for Wall, Metal Frame and Telescopic Tunnel Pet Door, Double-Sided Wind Deflector and Magnetic Flaps, Easy to Install, Black (Pets Up to 40 Lb)-Medium

Features

• 【Freedom for Pets】:Give your pet freedom lifestyle, they can come and go freely through the pet door without your help and enjoy their pleasant life.
• 【Door Size】:The telescoping tunnel accommodates walls that are 3 9/10-7 7/8 in thick. Flap Opening:12 2/3"*8 3/4",. Frame: 16 1/3" *12 1/5" , suitable for 0-40lbs dogs.
• 【Durable and Strong】This Doggie Door frame is made of metal frame and telescopic tunnel make it strong , double flaps and sliding lock panels, can be provide weatherproofing, helps protect against extreme weather and reduce external air drafts.
• 【Easy to Install】:The doggie door for wall suitable for installation in all types of interior and exterior walls; the instructions have templates for simple and quick installation so that installation is no longer difficult!
• 【After-Sales Service】ClawJaw Pet Door is committed to giving every pet a free and comfortable lifestyle! If you have any questions, you can contact us in time, we will reply you within 24 hours.