wet dry sump

[sleepingwithfishes]

I have a 240 g tank fresh just got the wet dry sump wanna do diy media, my question is how much media do i do if i'm using lava rock or pot scrubbers do i fill to the top like if i was using bio balls???

 

[twentyleagues]

I have a 240 g tank fresh just got the wet dry sump wanna do diy media, my question is how much media do i do if i'm using lava rock or pot scrubbers do i fill to the top like if i was using bio balls???

Yes

 

[tlindsey]

Yes

+1

Welcome aboard

 

[FishNCash]

Leave a small gap at the top or your bio balls or lava rock will foam up.