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New to Saltwater & Reef Aquariums? Post Here

If you're new to the Saltwater Hobby and have questions please post them here. So you finally decided to take the plunge. The only dumb question is the one you don't ask!


  • I do not use tap water

    Votes: 555 67.3%
  • I use tap water

    Votes: 59 7.2%
  • I did use tap water in the past before I had an RO unit

    Votes: 127 15.4%
  • I use tap sometimes and ro/di sometimes

    Votes: 15 1.8%
  • I would use tap water in an emergency

    Votes: 90 10.9%
  • my tap water would kill my reef tank

    Votes: 83 10.1%
  • Other (please explain)

    Votes: 13 1.6%

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