PetSafe Wall Entry Pet Door with Telescoping Tunnel, Large, 3.58302 kg

ENCOURAGE EXERCISE AND INDEPENDENCE: Give your cats and dogs freedom to go in or out without asking for your help to open the door-perfect for potty breaks or play time INSTALL ANYWHERE: A wall-entry door is great for homes where installation to an entry or side door is not practical TELESCOPING WIDTH: The telescoping tunnel accommodates walls that are 12 cm - 18.5 cm thick; compatible extension kits for thicker walls over 18.5 cm are sold separately EASY INSTALLATION: This do-it-yourself project easily installs in all types of interior and exterior walls; cut-out template and step-by-step instructions are included ENERGY EFFICIENT: The double-flap provides weatherproofing and energy efficiency, and a slide-in closing panel adds extra insulation when your pet is not using it; PVC frame withstands UV exposure