Quote:
Originally Posted by calkrog
from what i can read the same amount of additives are needed to run the basic system. there are just others available from kz like trace elements and other color adders.
if you read the manual for both they are almost identical. IMO.
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Exactly! I have run Zeo for about 19 months now and like it. I've never used any other system so I have nothing to compare. But I know OA and I have the same Acro's in our tanks and it would be hard to tell with side by side which is on Zeo and which is on UL. Colour is great on both
J