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    Bat21's RSM 250

    Hello everyone. I won't be starting from the beginning here, but I'm only a few months in. I decided on a RSM 250 instead of the 130 because my LFS was selling the old model (with the rounded glass) for $1100. So even though I had planned on the 130, I could not resist getting a tank double the...
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    Removing rsm 250 sponges

    Maybe this is a stupid question, but how do I physically remove the left filter sponge above the pump? There doesn't seem to be a large enough hole to pull it through the filter floss area into the media chamber. I feel like I'm missing something. But I can't find the answer anywhere. What...
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