Technoshamon, I have a 55 gal tank that has been set up with some live rock for about 4 years with fish and some live rock although have not had proper lighting till about 3 weeks ago when added coralife with 2 @ 65 watt 10,000K, I am need of a lot of help-info on all aspects, and all help is very appreciated, what method would you suggest I use to control calcium?