I have my top off connected to my ro/di unit, then I ahve a 20 gal tub that is set to a drip every second, thur a john guess tap. it works great for me my Alk is sit's at 8-9 DKH and the cal is at 420-450
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180 starfire front, LPS, millipora
Doesn't matter how much you have been reading until you take the plunge.
You don't know as much as you think.
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