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The bottom half has a crack that I have been nursing along for a year and is getting worse. The grids needs replacing, got tired of messing with the DE and I wanted to try something new.

New to the forum and in need of advice. I'm replacing a Pentair FNSP-48 DE filter with a Pentair TR100HD sand filer. The inlet and out on the filters are reversed. The multi port valve has the same mounting specs and fits perfect. I am reusing the valve. Would it be better to run in the...