Give your pets their independence with the Hakuna Pets’ Medium Deluxe Aluminium Pet Door. Suitable for pets up 18kg, the flap opening measures 225mm wide x 305mm tall. Install into doors, walls, screens and glass up to 70mm thick with the adjustable tunnel. Durable aluminium frame and flap, this pet door has a 3-year manufacturers warranty. Ideal for Beagles, Most Terriers, Schnauzers, Poodles, Cocker Spaniels, Staffies and other medium sized breeds.