<https://forum.aquariumcoop.com/topic/12409-why-are-ugfs-not-very-popular/#comment-97167>
<http://schema.org/text>
"Will it work for Loches that like to dig into sand? Horses for courses I think. It is a good filter and my cousin runs his 600Ltr tank only with UGF but he has no Loches and no plants.\n "
<https://forum.aquariumcoop.com/topic/12409-why-are-ugfs-not-very-popular/>