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  1. General Reef Discussion
    Hi Guys, My PH tends to stay at 8.2 day and night (got a lit sump with macro's), but i am trying to raise it to 8.4 (got some issues with a dinoflagellate bloom). I have started dripping Kalk at a rate of 1 drip per second and have been doing this for about a week. My question is how long will...