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Old 10/11/2017, 07:46 AM   #3
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mfinn's Avatar
Join Date: Apr 2002
Location: Olympia. WA.
Posts: 8,549
Why in the world would you do that?
Set a speed on the pump and leave it be.
Once the overflow is dialed in, you change the pump flow and it's going to constantly be changing the flow through it and noise level.

240 gallon soft coral tank
50 gallon lps tank
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