PetSafe Staywell, Convenient, Original 2 Way Pet Door, Fast Installation, Easy fitting, 2 Way Locking, Cat Flap for All Pets - White - Large

CONVENIENCE AND FREEDOM: No more planning around toilet breaks; give your dogs and cats the freedom and independence to come and go as they please EASY INSTALLATION: Simple DIY project to install; optional tunnel extension made for thicker doors and walls (sold separately for the small size pet door) CLOSING PANEL: The 2-way pet door provides pet parents the option of snapping on a closing panel from the inside for convenient control over their pet's coming and going UNIVERSAL FITTING: Works with brick walls, and wooden, metal or PVC/uPVC doors; includes simple cutting template and installation guide LONG-LASTING DURABILITY: Includes a 3-year manufacturer's warranty