We have the I-4 series and we are very happy with it. We had concerns about the depth of our tank but everything is thriving on the bottom. I am growing SPS and they are doing fine so I don't have any complaints. We had a few issues but the service was excellent they looked after us.
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29gal Nano, 90 gal Bowfront started Dec 2007, Solaris I-4, ATI Bubblemaster, Red Dragon Pump.
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