This is a copy of part of a post from the 'KILL YOUR UGF
's work great in tanks 20 gallons & under , & with smaller fish . I wouldn't recommend a UGF
for large messy fish such as plecos or cichlids , but they are perfectly fine for tetras , smaller barbs , & cories .
I am currently in the preview mode and I can see all the HTML  tags and no hyperlinks. what do you see