Petoasis Pet Door for Window, Suitable for Window Widths of 36"-40", Quick-Fit Cat Door Window Insert, 4 Locking Mechanisms, Magnetic Closure Cat Window Door,Aluminum Frame Cat Door for Window

【QUICK INSTALLATION】Window cat door is designed for sliding Windows. Not only solves the problem of free access for pets, but also avoids the trouble of damaging walls or doors and Windows. With just your hands and a few simple steps, you can easily complete the installation in 10 minutes without any professional tools. 【PURCHASE GUIDE】Suitable for sash windows with a width of 36"-40".Flap size: 7.8"W ✖ 10.6"H. Door frame height: 15". Door frame thickness: 0.9".Before purchasing, please make sure to measure the window width according to the provided method. Otherwise, the purchased product may be too large or too small, making it unusable. 【MAGNETIC CLOSURE】The flap's bottom is embedded with magnets to ensure that the flap can quickly return to its original position after each use, blocking intruders. Weatherstripping around it, blocking the invasion of wind and rain, keeping your home dry and warm. Comes with Foam Bumper Seal and Vinyl Draft-Seal. 【MULTI-MODE LOCK】This pet door for window lock integrates four locking mechanisms: two-way closing, two-way opening, outward opening, and inward opening. The tightness of the door lock has been adjusted to achieve an ideal state that is both easy to operate and difficult to move by lively pets. 【AFTER-SALES】The aluminum frame offers solid support. The hard plastic flag retains its new look. The spring mechanism on both sides of the cat door window insert gives it the ability to be quickly removed and reinstalled.We provide 2 years of after-sales service, if you have any questions please leave a message for consultation.