【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.
【Large DOG DOOR】 Doggie door for Dogs frame size is 17”(W) x 21 1/3”(H), Flap opening is 131/2 ”(W) x 18”(H). It fits paneled, wood, PVC, and metal doors 11/4 ” – 2 1/2” thick, and is designed for pets up to 120 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.