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Hot water recirculation-Domestic water supply

  1. Oct 4, 2012 #1
    could anyone explain how to determine the flow rate of the hot water recirculation pump for water heater in domestic water supply?
  2. jcsd
  3. Oct 4, 2012 #2
    Do you know the model of the pump?
  4. Oct 5, 2012 #3
    There are several ways to estimate it. The only way to know it is to measure it.
  5. Oct 6, 2012 #4


    User Avatar

    Staff: Mentor

    Are you trying to check on an existing pump or choose a flow rate in order to select a pump?
  6. Oct 7, 2012 #5
    i want to select the pump (grundfos/Taco)
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