Question about my zoas

[Nakie31]

Quick question I just read to much flow and they close up so I'll move them now has anyone ever heard or used Reef Results Marine Calcium Carbonator one step it comes in a orange bottle is someone has used it?

 

[mcgyvr]

What does that have to do with zoas specifically?
But whatever..
Typically is much better to use a 2 part system.. The one parts are mostly inferior.
http://www.reefcentral.com/forums/showthread.php?t=2089420