Sort of.I've been looking into the SM scrubbers, but I have a hard time understanding their sizing guide. Is it really as simple as the amount of food you're feeding? I have a 100G DT + 50G Sump and only feed 1 cube per day (may get up to 2 once it's more stocked). It seems crazy to me that the Surf 2 would be sufficient, but that's their claim.
Any thoughts?
The feeding amount is the primary factor. Additional factors are current phosphate level and how much “problem rock” you have - ie rock bound up with phosphates, usually those rocks that always seem to grow algae while others don’t.
If you have have high phosphate or lots of problem rock, you would need a 2x or a 4