Got a new Pentair Quad filter last year. It is a big one which calls for ten cups of DE. After backwashing it has a large amount of DE caked on filter. The window is cloudy for only a few seconds when backwashing. I emptied 30% of my pool last fall doing a backwash and still caked on when I took it apart.
Am I using bad DE? Is my pump not powerful enough? Are my filters screwed up? (I did initially plumb it backward and ran it for a couple of days. Can't see any tears, and it does...
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Am I using bad DE? Is my pump not powerful enough? Are my filters screwed up? (I did initially plumb it backward and ran it for a couple of days. Can't see any tears, and it does...
Read more
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