PSXerholic
Supporting Member
Dis lowering the alk, lower the calcium? I used tho keep alk at 9 - 9.5 and the calcium was 430 to 440.
Is fresh air in the skimmer the easiest way to raise the ph?
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In simple words, ALK you maintain individually, independing of any other parameter. Try to be at 7.8-8.2, ideally 8!
Lowering ALK typically only reduces the consumption of CA and MG and others, since certain process are working slower in the tank then.
Fresh Air, but connected through a large Activated carbon filter is the cheapest way to get PH up.
Make sure you use large hoses 1/2" - 3/4" for your air line to avoid losses on the skimmer air inlet.
You can feel the suction of the air inlet on the skimmer and get an idea how much you feel at the end of that hose you run through the house. This actually does not hurt to do at all.
Watch the activated carbon, since the Mosquito poison sprayer are in Houston throughout the year.
Scrubbing Co2 on the skimmer inlet, do first monitor PH continuously, so you know when the media is exhausted on the curves.
-Andre