#ed_op#DIV#ed_cl#when adding pure ro/di top offwater to my tank does it need any additives at all?#ed_op#/DIV#ed_cl#
top off water additives
#ed_op#DIV#ed_cl#when adding pure ro/di top offwater to my tank does it need any additives at all?#ed_op#/DIV#ed_cl#
CR Member
Top off water doesn't need anything in it. It's just to replace water that's evaporated, and since additives and salt and whatnot don't evaporate, you can just replace that with RO/DI water. Although you CAN get into kalk, etc top-offs, that's another discussion.
120G Reef and 40B reef at work, 120G tank dry and dirty in the garage.
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