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Recomendations for installing Hot water Pump

  • 01-12-2013 9:05pm
    #1
    Registered Users, Registered Users 2 Posts: 103 ✭✭


    We've got Solar panels and the hot water pressure is poor so would like to consider having a pump installed to increase the hot water pressure so that the shower is more forceful
    We're in a 3 bed-semi in South Dublin which has a 200ltr hot cylinder in the hotpress (has both solar and heating water inlets from the oil boiler)
    Am guessing that the water pump would go into the hotpress and would switch on when a hot tap is used (or possibly a manual switch?)
    Questions
    • Can one tradesperson handle both the plumbing and the electrics involved?
    • Any considerations / recommendations when having such a system?
    • Any ideas on the costs of this
    • Lastly, any recommendations for a suitable tradesperson?
    Thx
    gok


Comments

  • Registered Users, Registered Users 2 Posts: 12,907 ✭✭✭✭Dtp1979


    gok wrote: »
    We've got Solar panels and the hot water pressure is poor so would like to consider having a pump installed to increase the hot water pressure so that the shower is more forceful
    We're in a 3 bed-semi in South Dublin which has a 200ltr hot cylinder in the hotpress (has both solar and heating water inlets from the oil boiler)
    Am guessing that the water pump would go into the hotpress and would switch on when a hot tap is used (or possibly a manual switch?)
    Questions
    • Can one tradesperson handle both the plumbing and the electrics involved?
    • Any considerations / recommendations when having such a system?
    • Any ideas on the costs of this
    • Lastly, any recommendations for a suitable tradesperson?
    Thx
    gok
    A plumber is who you need. The price of pumps varies. Is the pressure not as bad on your cold water??


  • Registered Users, Registered Users 2 Posts: 3,404 ✭✭✭corkgsxr


    Dtp1979 wrote: »
    A plumber is who you need. The price of pumps varies. Is the pressure not as bad on your cold water??

    Id say they didnt bother boosting the water and tank fed the water.


  • Closed Accounts Posts: 4,677 ✭✭✭shane0007


    If there is an anti-scald valve installed, it maybe a high pressure one & may require one suitable for low pressure systems. These usually kill any pressure on the hot side.

    Esbe valves I find best as they work off flow rate rather than static head & are more suitable for unpressurised hot water systems.


  • Registered Users, Registered Users 2 Posts: 103 ✭✭gok


    Thx for all the input :D
    The pressure on both Hot & Cold isn't great although the hot is a deal worse. I did ask DLR CoCo to increase pressure via email but they didn't respond. A builder did try to adjust the stopcock (I thinks its called) outside on footpath but said it was a bit twisted to one side and once the water meters come in to ask to have it replaced but builder said at the time that it was turned well up.
    The Hot Cylinder does indeed have a an anti-scald valvle which was put in as part of the solar installation. Though as the house in 20 yrs old, I'd be surprised if its a high-pressure hot water system.


  • Closed Accounts Posts: 4,677 ✭✭✭shane0007


    Your mains water will have nothing to do with the pressure of the hot water taps. It will only affect the mains water pressure of your kitchen sink, generally.
    Post a picture of the anti-scald valve.
    Also is your cylinder upstairs or downstairs?
    And finally, is your cold water storage tank on the floor of the attic or raised up high? If on the floor, is there room to raise it higher?


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