brs reactor and granular gfo

[lysy85reef]

i just get it and put it into my system i add 1/3 of whats the brs calculator suggested to not stres my sps corals . but my quastion is how much tumble should i get (how high)??????

right now im geting 1/8 of a inch is that good or little more??

 

[FishBeard]

What I understand, that should be good for GFO, but you don't want tumble in your carbon chamber.

 

[DJE]

Start on the off position and slowly start opening up the flow until you see the top start tumbling. Not too low either do it doesn't clump up. See this video. Hope that helps.

BRS Deluxe GFO / Carbon reactor - YouTube