Thread: what koralis powerheads to get
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  #17  
Old 12/25/2007, 10:45 PM
bkoz bkoz is offline
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Join Date: Aug 2007
Location: Anderson, CA
Posts: 145
The koralias have the little cone that goes over the front and helps to direct the flow in a bit narower pattern. I have not used the covers on mine so im not sure how much differance they would make???