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    Dual speed pump hydraulics

    How can you tell from these pump head curves that are provided for these dual speed pumps what the flow rates are at the low Vs high speeds? I have searched everywhere and cannot find any info to tell the flow difference between these two pumps for the low and high speed or any head curves that...
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    New pump recommendations from you old Pros

    Hey all! I am looking to replace my pump this year before opening and am looking for some expert recommendations. Last fall I had noted the old one was getting very old and it was a little scaled and grinding a lot and did not seem to be performing as well, so I wanted to replace it before it...