vThermostat and heatit zwater

Want to controll my water based heating system by utilizing the possibilities my power-supplier Tibber has.

As of now I’m able to make the vThermostat, but it doesn’t do anything to the z-water. The z-water just keeps open…never closes the actuators.

How to make a virtual thermostat of aqara sensors and z-water? A vThermostat that triggers z-water based on Tibber inputs…