20g flow

Discussion in 'Fish Tank Brands and Kits' started by nemo79, May 5, 2007.

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  1. nemo79

    nemo79 Zoanthid

    Joined:
    Jul 2, 2006
    Messages:
    1,119
    Location:
    ontario, canada
    My hubby has started a 20g SW. Right now until we get a skimmer we are running a filter with the carbon sponge sheets. We also have 20lbs Lr and a mj1200. Can anyone tell me for this size of tank how much flow is good and any other advice for small tanks?
     
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  3. fletch

    fletch Kole Tang

    Joined:
    Mar 26, 2004
    Messages:
    1,780
    Location:
    Upstate New York
    You should strive for a minimum flow rate of 10 times the tank volume per hour. So you would want to have at least a 200 gallon per hour turnover in a 20 gallon tank. This is a combination of the total flow rate of all filters and power-heads. Hope that helps John