I am looking to hook up a wifi smart thermostat and realized while I have 3 wires hooked up to my old thermostat, the common wire is not hooked up to anything in the basement. I'm wondering if I can hook it up to the current valve controller I have or do I need to install a different valve controller? enter image description here

  • How do you post additional photos? – Christopher Duquenne Jan 26 at 17:44
  • You should be able to use the "edit" link at the bottom left of your post (in "share edit..." to edit your post, then use the button that looks like a stylized landscape painting (mountain and sun) to add pictures to it – ThreePhaseEel Jan 26 at 20:11

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