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DHW Circulation Pump for 150 sqm House, DeDietrich MCR/II 24/28 MI Boiler, and Galmet Fusion Tank

7860 5
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Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
  • #1 16606679
    Anonymous
    Level 1  
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  • #2 16606906
    grzeskk
    Level 35  
    Pump like a pump. What's more important is what's around her.
    I have UP 15-14 B PM Grundfos at home and it has grown overgrown after two years (it would probably be similar with others). It is important that there are unscrewed valves on both sides, a non-return valve and a thermal trap so that heat is not removed from the tank.
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  • #3 16607501
    Anonymous
    Level 1  
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  • #4 16607526
    grzeskk
    Level 35  
    For me, it can handle 3 floors, but it basically does not raise, it only forces the flow.
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  • #5 16607892
    Anonymous
    Level 1  
  • #6 16608722
    andrzej lukaszewicz
    Level 41  
    As for the circulation pump, there are many good wilo, grundfoss, Leszno pumps.
    There are wilo models with a check valve. For permanent switching according to the timer I use pumps, e.g. ERGA 3-9W Leszno with capacity regulation. In addition, the above mentioned two shut-off valves with a half-thread and a 1/2 "check valve. I do not recommend a spring-loaded one, it is better to use a flap or ball valve - much lower opening resistance, important for low power and efficiency pumps.
    Do not buy any IBO, omnigen for PLN 200, because believe me: it's a waste of money.
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