Aluminum Medium Dog Door for Exterior Doors - Heavy Duty Pet Door with Strong Double Magnetic Flaps for Dogs Up to 40LBS (Medium, Black) - Perfect for Backyard, Patio & Garage Access

Aluminum Frame Dog Door PATAPLUS Dog door is Made of superior aluminum metal Compared with plastic, wood products, Aluminum Dog Door is more durable Weatherproof & Energy Efficient Adapt Double Opening Thick Panels Compared to ordinary flaps, it is tightly closed and more effectively withstand extreme weather such as wind and rain Triple Slide-in Closing Panel with Handle Dog Door panel can keep home safe and New Design Handle for Easy Hold Dog Door with Lock Each panel has 2 locking pins, you can lock them in windy and rainy days, providing weatherproof and energy efficient in extreme weather. 4pcs Strong Flexible Springs Allow the dog to enter and exit independently Automatically returns after the dog passing- free them in garden and house by themselves. Locked On One Side Panel you can choose to close one of them or all Panel

【STURDY & ENERGY-SAVING】 PATAPLUS Weatherproof Dog Doors are made of strong, high-quality Aluminum . Additionally, they feature Double slide-in locking panels to provide better protection for your home against extreme weather conditions and to reduce energy loss.

【Medium DOG DOOR】Doggie door for Dogs frame size is 14 1/2''(W) x 21 1/3''(H), Flap opening is 11 1/2 ”(W) x 14''(H). It fits paneled, wood, PVC, and metal doors 1 1/4 '' - 2 1/2'' thick, and is designed for pets up to 40 pounds.

【FREEDOM & INDEPENDENCE 】The Aluminum frame of Aluminum material is designed with a backplate, solid magnets, and magnetic flaps that allow your dogs to enjoy free entry and exit, potty breaks, and playtime without your help. Easily prevent any unwanted guests from entering.

【EASY INSTALLATION PATAPLUS 】pet door is easily installed on all types of doors. A cut-out template and step-by-step instructions are included, providing simple-to-follow guidance throughout the installation process.

【LIFETIME GUARANTEE】Customer satisfaction has always been our top priority. PATAPLUS offers a lifetime of free customer service. We will replace any missing or broken parts of the dog door caused by the manufacturer at no cost to you.