The Ideal Screen Fit Pet Door offers a flap opening of 9 x 10 making it suitable for cats up to 20 lbs. This Pet screen door features a dual sliding locking system and magnetic closure to ensure the flap is closed properly after every use.
We had a problem with the dogs pushing through the screen. We found screen protectors for normal size doors, but could find a good one that was cheap for a sliding door. What we came up with was using a roll of hardwar