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vrc720

  1. G

    Vaillant system upgrade for remote control

    Hi, I would like to upgrade my heating system (ecotec plus VMW 346/5-5 with a VRT370f thermostat) to be able to remotely control it. I was looking at installing a VRC720f thermostat with a VR921 box and several VR50 TRVs to be controlled with the Vaillant app. Before embarking in the full...
  2. acideraser

    Vaillant - replacing VRC470 with VRC720

    I've got Vaillant system with VRC470 control unit and control know is not responding. Since VRC470 is discontinued I am now considering replacin git with VRC720 Is a matter of simply removing VRC470 and disconnecting eBus and connecting VRC720 or much more complicated and professional installer...
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