ive seen them used in cubicals when i deliver to high rise buildings for my dad in down town sf.
i would just use a magnet to clean the windows and use substrate inside the tank to obsorb all the chunkies so u dont have to gravel vac it with the ocasional water change.
i would just use a magnet to clean the windows and use substrate inside the tank to obsorb all the chunkies so u dont have to gravel vac it with the ocasional water change.