recirc pump

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    Is My Underfloor Hydronic Pump Undersized?

    I live in a two storey, two bedroom, two bathroom condo with hydronic heating for both floors. Heating is divided into four loops, each 300 feet long, 3/8" Pex. In case it makes any difference, I have a Bradford White combined potable/underfloor heating water heater rated at 65,000 BTU. The...

    Recirc Pump with Tempering Valve

    A customer has a large house and it takes a long time to deliver hot water to the farthest fixture in the house. In the past I have successfully installed the Watts (or Grundfros) Recirc pump system at the water heater. However we also want to install a mixing valve/tempering valve at the water...
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