King of DIY says Carbon is wasted money

haninja;936185 wrote: This guy seems to be a freshwater guy. He claims if you have a 'properly sized and cycled filter with a good per-filter' you will not need the carbon. I never heard the term 'cycled filter' in the saltwater world.

This guy is a huge proponent of fluidized media filters/beds, so that is what he is (probably) referring to when he states cycled filter. He is primarily a freshwater guy.
 
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