Why does the electric heater switch on and heat up before the set time?
This is a "smart" function of the electronic control, which calculates the time it will take to bring the room up to the required temperature.
How can I distinguish a manual valve from a thermostatic valve?
To tell whether a valve is manual or thermostatizable, just unscrew the valve knob; if it has a piston that can be pushed in, it is definitely a thermostatizable valve.
The paint on my old radiator is peeling. what can I do?
You can contact your nearest dealer or, alternatively, our after-sales department