The Planted Tank Forum - View Single Post - Barr Internal Venturi CO2 Reactor
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post #8 of (permalink) Old 09-15-2006, 01:06 AM
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Join Date: Oct 2005
Location: San Jose, CA
Posts: 786
i can't seem to wrap my head around the purpose of the tubing that goes from the intake to the middle of the clear tube.
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