staticx
11/08/2006, 01:12 PM
can someone define a closed loop for me please
AZDesertRat
11/08/2006, 02:02 PM
Remove water from the tank through a pump and put it back in to the tank in a different place or places to create movement. They normally provide no filtration but can provide lots of circulation and when using devices like a SCWD or Oceansmotions provide nice random currents or flows.
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