advice on media to use

  • We are currently upgrading MFK. thanks! -neo

nihn

Feeder Fish
MFK Member
Mar 20, 2008
17
0
1
socal
Just wondering i have 2 eheim and i use only substrat pro that came with the eheim. Do i still need to add activated carbon? or is the substrat good enough.
 
but does the substrat pro do the same job as the activated carbon? what is their main difference in performance wise.
 
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