Can you change the 1" line going from sump to sump to a 1 1/2" to open it up some more & give the flow more breathing room? Maybe just add 1 or 2 more 1" lines. If there's is 2 - 1" lines going in there should be atleast 2 - 1" or bigger lines going out to return side.
Last edited by The Grizz; 12-10-2012 at 03:38 AM.
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