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![]() what is TDS?
![]() and I have a reef tank, 125 gallon. anyhoo, thank you all for answering my question, highly appreciated. I think I will go get one RO/DI unit this week. any suggestions on brand/model etc? I usually need 2 gallon of fresh water /day. 5 gallon/day during summer.
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Yifan917 |