would a filter sock from my dt be sufficient to cycle my 20 gallon qt? I don’t have anything other than rock but I need to use cupramine so that won’t work.
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The filter sock is one I kept in the bottom of my sump for this purpose.If you change and clean your filter socks regularly, I wouldn't think it would have much of a denitrifying bacterial colonization on it.
I use Bio-Spira in my QT when I set it up and it seems to work well. Every couple of days at the beginning or water changes, I add a little more to the sponge in my HOB filter.
If you change and clean your filter socks regularly, I wouldn't think it would have much of a denitrifying bacterial colonization on it.
I use Bio-Spira in my QT when I set it up and it seems to work well. Every couple of days at the beginning or water changes, I add a little more to the sponge in my HOB filter.
You will end up using more cause the rock will absorb it. But will help with the bio load.I have plenty of rubble. Problem is I need to run cupramine. The rock makes it very difficult to accurately dose the copper.

