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Adding zone to weil mclain gas boiler

HI, I have a weil mclain 1107-1 integrated control I have add all baseboards and circulator I just need to know if I have to replace this integrated control to add the wiring for the additional circulator and thermostat or if there is a way I can add with the current one...If I must replace which would be recommended. Thank you!


  • Zman
    Zman Member Posts: 7,118
    Usually you would add a zone controller and keep the existing boiler controls. Taco SR series is one..
    "If you can't explain it simply, you don't understand it well enough"
    Albert Einstein