How much CO2

[bradlgt21]

I agree with this last statement completely. I am using a whole lot of CO2 because my filter diffuses a good amount. Just keep checking until it's idea.

 

[enrique4jc]

So where do I find a drop checker. I'm having a difficult time.

 

[Bk718]

go to ebay they have one there for cheap.
or check greenleafaquariums.com for 4dkh solution

 

[enrique4jc]

Thanks!