NAMSAN Dog Door for Screen Door, Inside Opening 11 x 13 inches, Doggy Door for Sliding Door, Magnetic Auto-Closing Doggie Door Screen Porch, Lockable, Black

NAMSAN Screen Door with Dog Door is design for dogs, cats or other pets that comes in and out freely. The door for the dog is magnetic, it keeps the door closed after pets run through. Also you can lock the door by the 2 sides blue locks. Made from quality ABS plastic, sturdy enough and don't worry about the dog destroy this doggy door. The screws and hinges have been upgraded and redesigned, screws have been replaced with larger ones, hinge becomes more sturdy after being thickened. Inner door flap hasn't screen net insert, so you need to cut out the net you already own and place it in the flap, best with 2 people to install and set it up. If the flap is stick cause the door does not move freely, there may be installation errors in the direction of the door frame. Pet door is perfect and excellent for screen doors, sliding doors, backyard porch, but not be used for very thick wooden doors, iron/aluminum doors, walls. Self-close mesh door can prevent other wildlife or insects getting in. Outside frame size 13.4 x 17.3 inches, Inside flap opening size 11 x 13 inches. Select and install this door by measuring the maximum width and height of the dogs. Most Large, small to medium dogs, cats use it great, not for ultra-small pets or super large dogs. If there are any issues during use this dog door (one year warranty), please contact us in time, you will be guaranteed after purchasing our products, no questions asked!