no problem with the door, as seen in some reviews the tray is deep Certainly, the plastic is rather thin, but as well, when the urine too attack the bottom, change the box because the smell permeates and bother the cat may refuse to use it. I observed this phenomenon with the old house toilet. She was abandoned for the most recent. It was therefore necessary to reinvest.
aestheticism is nice
Only downside, the filter is available, but fortunately does not interest my cat
