tdh

  1. K

    Vacuum gauge on pump suction side reading zero. Problem?

    I have installed a Pentair Intellifo model 011028 variable speed pump and am trying to calculate the total dynamic head for my system in order to determine the GPM flow rate at various RPM speeds. Pool was pre-existing when I bought the home so I have no information regarding all of the...
  2. J

    New Equipment TDH Calc - Am I way off?

    HI everyone. New pool and new equipment. Pump is Hayward TriStar VS SP3202VSP. I'm trying to get accurate TDH calculations so I can properly configure this to be energy efficient. I picked up a vacuum gauge and a pressure gauge and hooked them up to the pump ports and got the following...