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    Combining suction lines....worth doing?

    Folks - I have 3 pumps on my pool, 2 for water features, 1 for main filtration. All 3 pumps have their own 2 inch suction lines in the deep end of the pool. I recently upgraded my main filter pump to a 2.5HP variable speed pump, and per my flow valve, I'm pushing 80 gal/minute. I rarely...