Eheim External Filter Liberty

[adam98150]

http/images.google.com/images?q=Eheim+Ex...G=Search+Images Is this filter any good? I was thinking of getting one or two for my soon to be 30g tank. (the most powerful one)

 

[adam98150]

???

 

[Flunter]

Im no expert but it doesn't look up to much to me