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Old 06/17/2016, 10:14 PM   #10
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Join Date: Feb 2004
Posts: 59
Make sure your overflow pipes are over sized. If your return pump is too powerful your overflow pipes can't keep up. Learned this the hard way when I set up my 1300G prop system. I use 2 custom Reeflo Hammerheads and still have to throttle down the flow.

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