Enter your room details and the calculator suggests the required power plus an estimated running cost. Results are indicative; we’ll prepare a precise project for free.
A little extra power beats too little, you’ll reach a comfortable temperature more reliably.
A thermostat holds ~20 °C and cuts energy use noticeably. Keep the radiator ~3 m away.
For a new install, let the unit run continuously for the first few days so the room and surfaces warm up.