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UV Sterilizer (1 Viewer)

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Anyone have opinions about running my uv sterilizer 25/7 on my main good/bad for coral/fish what?
It deff helped get rid of ich in my main
 

mike13oy

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My is on a timer for 4hrs a day. If you run 24/7, you will kill all the good bateria too and that is not good..
 
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