JRWOHLER said:I would block off all but the top section for better surface skimming.
Koralia also makes a supper small pump.
http://www.premiumaquatics.com/Merc...&Product_Code=HY-P14801&Category_Code=koralia
sorry for the hijack - but how would you block the lower vents - zip tie something? use putty/epoxy? i want to do this on my bc29.