If u are changing water all the time u are not giving time for the cal to wear off or deplete so more and more just let it be. If you leave it high all the time calcium deposits will start forming on the impeller shafts but its not a big deal just let it take its course just watch the alkalinity
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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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