The radiator clicks whenever main power is turned on. The thermostat also clicks. All other buttons/functions are completely silent.
Some heating noises may occur as the metal expands and contracts, but this should be less than other brands because the ribs are individually spot-welded, which reduces the noise from expansion.
Some heating noises may occur as the metal expands and contracts, but this should be less than other brands because the ribs are individually spot-welded, which reduces the noise from expansion.