1. Manufacturer and model
2. Space heating function
3. Unit operating parameters at the temperature of 55 °C of the heat-transfer agent (radiators)
4. Unit operating parameters at the temperature of 35 °C of the heat-transfer agent (heated floors)
5. Energy efficiency class under specified climatic conditions using the temperature of 55 °C of the heat-transfer agent
6. Energy efficiency class under specified climatic conditions using a temperature of 35 °C of the heat-transfer agent
7. Noise level in the room or for the internal unit of the heat pump, in decibels
8. Outdoor noise level or noise level for the external unit of the heat pump, in decibels
9. Rated heat output in cold, medium, and warm climatic conditions at a temperature of 55 °C of the heat-transfer agent, in kilowatts
10. Rated heat output in cold, medium, and warm climatic conditions at a temperature of 35 °C of the heat-transfer agent, in kilowatts
11. European climate map showing three indicative temperature zones – cold, medium, and warm

The energy label applies to the air-to-water heat pumps and ground-source heat pumps.