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high volume water changer

  1. General Reef Discussion
    Ok I don’t know WTF I’m doing but whatever it is I’ve been doing it for 2 years. I don’t have coral but do have a 10 gal nem/clown tank. I do 2 x 25% water changes per week (I guess that is 2 yr x 52 x 2 per weeks = 208 changes).<O:p</O:p I drop 18.00 Kg of RO water. I add ~730 g Instant Ocean...
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