Thread: what koralis powerheads to get
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  #25  
Old 12/27/2007, 09:47 AM
swimfree swimfree is offline
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Join Date: Aug 2007
Location: Oregon
Posts: 23
I have 2 of the Koralia 3's in my 100 gallon. I have had no problems with sound or the magnets. I have had no vibration noise (my tank is acrylic-is yours glass?)I am a big fan of this product.