Need advice on 2 part dosing

[lastlight]

Originally Posted by houlisam87

The ATI PRO gives you all the trace elements and Mg , been using for a year or so, sure give a stable reading, sps growth is great.. I do use the mineral sat for the ionic balance as well
Not too expensive if you get the big gallon jug

Where are you getting the gallon jugs? I've been getting the smaller ones from Reef Supplies...