Vertical Cat Door for Window, Fits 36"- 41" Height Sliding Window, 3-Min No Damage Install, Sturdy Aluminum Frame, Weatherproof Magnetic Closure, 4-Way Lock, Tenant Friendly Sliding Window Cat Door

[Damage-Free Vertical Window Cat Door] Designed for horizontal sliding windows with spring compression structure. Easy 3-minute installation requires no drilling, leaving no damage to your windows and walls. Allows pets free access indoors and outdoors, perfectly tenant-friendly. | [Size Specification] Fits horizontal sliding windows with 36"-41" height. Flap size: 7.8"W10.6"H, thickness: 0.9". Please accurately measure your window height before purchase to avoid improper fit. | [Weatherproof Seal] Built-in magnets on the flap ensure tight automatic closing. Surrounded by dense weather stripping, together with foam bumper seals and vinyl draft seals, it effectively blocks wind, rain and cold air to keep your home comfortable all year round. | [Secure Access Control] Comes with 4 adjustable locking modes: fully open, fully closed, pet exit only, pet entry only, helping you easily control pet access. Equipped with window stoppers to prevent accidental opening from outside. | [Solid Long Lasting] Constructed with sturdy aluminum frame, durable hard plastic panel and tempered glass for long-lasting use. Perfect for multi-pet families and anyone seeking a convenient and safe pet access solution. We offer 3-year after-sales service for your peace of mind.