Powerhead noise I recently set up my new tank and used maxijet 1200's with the sureflow 1600 upgrade kit. I seem to have a humming coming from one of the powerheads. I have taken the upgrade kit off and ensured that it is in place right and it was however i still have a loud humming comign from only that one powerhead any ideas what can be causing this noise??
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20 gallon nano 1 Bar Goby, 1 Black Clownfish, and 1 Pseudochromis
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72 gallon bowfront 2 Yellow Tailed Damsels, 2 Clownfish, 2 Green Cromies, 1 Hippo Tang, 1 Yellow Tang, 1 Six Line Wrasse, 1 Scissortail Goby, and 1 Coral Beauty |