switching salt soon

[Myka]

Originally Posted by daniella3d

Interesting. I never ever had any deposite with IO or Reef Crystal but always have had a brown deposite, sort of shiny, with H2O and I tried 3 buckets with the same result. After writing to DD they said it was due to ferric oxide they add...not exactly pure salt mix huh?

Hmm, haven't had that. However, ferric oxide is simply GFO minus the G. Ferric oxide is a fancy way to say rust. Not a big deal...however I'm not sure having the GFO mixed in the salt is really a good thing.