When you want to control the boiler and bring that on, but do not want any of the rooms that have the wireless valves to come on, you need to create a new zone on the app and we usually suggest calling this 'Rest of House'. You can use this new 'Rest of House' zone to control the other rooms in your house that do not have the wireless valves and this zone will control to the temperature reported from the house thermostat.
If you were to schedule 'Rest of House' to come on on its own (and none of the other zones on the app are calling for heat), the boiler will come on, all of the wireless valves in the home will stay turned off, meaning that the only radiators that will warm up are those that you are not controlling with the wireless valves.
To do this,