There is "always" a use for a skimmer. It will help keep your tank clean, can't argue that! The SWC and Skimz skimmers have the pump built inside the skimmer so they have a tiny footprint. I have one of the SWC skimmers for my 20 gallon tank, but I still have to drill the tank for a sump!
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~ Mindy
SPS fanatic.
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