Protein Skimmer question

[pURPLEcHILLIrED123]

Hello,

I have Phosban Reactor 150 on my 75g and I'm wondering what media others are using? I am currently just using form insert.

 

[Myteemouse]

carbon only for me

 

[mr.reef24]

I use phosban on mine, or black diamond carbon

mr.reef24