Doesn't the Fluval itself have a powerhead? So a valve on the input or output might work? That's mostly why I was asking the question though, just curious how the flow was handled, if it was the built-in powerhead or whether that just sits idle and an external powerhead is used.
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-- Tony
My next hobby will be flooding my basement while repeatedly banging my head against a brick wall and tearing up $100 bills. Whee!
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