B BIGgourami Polypterus MFK Member Jan 31, 2007 6,184 12 92 36 Chicago, IL Feb 26, 2007 #11 use them to do UG or RUG filters, also.
P Popeye Feeder Fish MFK Member Feb 23, 2007 9 0 0 Delta British Columbia Mar 2, 2007 #12 You can also attach hagen quick filters which are great for circulation and polishing water.
