kien's 150g Room Divider Mixed Reef & Stuff

[fooser]

Originally Posted by kien

My 2L bottle of alk seems to last me two weeks and, the calcium about a week and a half. I'm following Randy's two part formula and he states that it is about 1,900 meq/L of alkalinity (5,300 dKH) and 37,000 ppm calcium.

Holy crap Kien! How come yours is using so little? It looks liek you have a pretty big sps load, I would think it would use more? I use the same recipe as you and I go through my 1 gallon bottles in less than 3 weeks... what are you doing right that I am not? :P