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Near boiler piping for multiple temperatures

Hello, New member here.
I am setting up a 3 temperature zones (Cast Iron Radiator, Radiant Tile floor & Wood floor)
I've come up with 2 different setups, can you guys recommend the one that will be more beneficial to me?
Boiler: HTP VersaFlame
Mixing Valve: Taco I-Series


  • Ironman
    Ironman Member Posts: 7,399
    You wanna use the first diagram which is p/s series.
    Bob Boan
    You can choose to do what you want, but you cannot choose the consequences.
  • bluesnake100
    bluesnake100 Member Posts: 3
    Thanks for your advice Ironman