Indirect Domestic Hot Water

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I'd pipe the tanks in paralell to minimize the possibility of stacking. I presume that the boilers do more than just heat hot water and the quick sketch I threw together reflects that.

Have you tried contacting Monitor? What do they recommend?

Legend: AS= Air separator. Also a good location for the expansion tank. Note the reverse return configuration for the indirects. That way they both get the same flow of water. Cheers!

Comments

  • Domestic Indirect Hot Water

    Trying to figure out the best way to pipe indirect system using 2-MZ 40 Boilers, 140,000btu and 2 50 gal. indirect tanks. Wondering if it better to hook tanks up parallel on the domestic hot water side or in series?


  • You should also reverse return the DHW in and out.
  • Constantin
    Constantin Posts: 3,796
    Very good point....

    ... and thanks for pointing that out. The error has been corrected in the diagram but does the rest of it make sense?
  • thp_8
    thp_8 Posts: 122
    You know me

    Mister energy mizer. With this you can't get anything but a balanced and even flow. With minimal power consumption.
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