good sump media?

  • We are currently upgrading MFK. thanks! -neo
That looks good. Lava rock, K1, bio balls, pot scrubbers and many more.

I personally use bio balls, filter floss and just two sponges.
 
Interesting stuff. I personally like having a huge sqft of substrate surface area to tank volume.
I use bio balls, filter poly pads, pumice, and course sand.
 
I have 25l k1, 10g bio balls, 7kg of bio home in one sump and 100 pot scrubbies and 3kg biohome in another sump which both work really nice. I do wonder what the square footage of surface area is between this stuff and other media's
 
Has anyone tried to use this for media in there sump? Looks like it would work good

http://www.brentwoodindustries.com/...r/structured-sheet-media/cross-flow-media.php

We used this for odor reduction towers in my treatment plant. Settled primary water was trickled down though the media while the foul air removed from the tanks flowed the oppoy direction. The odor was removed by the zooglial mass(BB) growing on the media. It worked very well as I recall.
Anyway, the media is great for growing BB...and the free flow design allows for a lot of flow to pass through it and ALL the surface is touched...no dead spots.
I also remember it taking up a lot of space....
 
I have 10g bio-balls, 25L of Ehiem substrate pro scintered glass, and 10lbs medium grain sand in a 3' fluidized sand bed. All diy sump and external FSB.
Other sumps have bio-balls in 8" diameter 30"tall bio-towers, monkey balls (a potting media used in hydroponics....very good and very cheap).
 
I have a 125 sump on a 180 with half of the sump as a holding area for snails. So would this be practical? I am assuming there is better media for square footage of bb to grow on. I plan on a monster tank with 2 reeflo Hamer heads on it not in the near future but hopefully withing the next couple of years just trying to do my research
 
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