Water heaters

1. Scope

This Regulation establishes requirements for the energy labelling of, and the provision of supplementary product information on, water heaters with a rated heat output ≤ 70 kW, hot water storage tanks with a storage volume ≤ 500 litres and packages of water heater ≤ 70 kW and solar device.

2. Exemptions

This Regulation shall not apply to:

water heaters specifically designed for using gaseous or liquid fuels predominantly produced from biomass;

water heaters using solid fuels;

water heaters within the scope of Directive 2010/75/EU of the European Parliament and of the Council;

combination heaters as defined in Article 2 of Commission Delegated Regulation (EU) No 811/2013;

water heaters which do not meet at least the load profile with the smallest reference energy, as specified in Annex VII, Table 3;

water heaters designed for making hot drinks and/or food only.

3. Measurement methods

The information to be provided pursuant to Articles 3 and 4 shall be obtained by reliable, accurate and reproducible measurement and calculation methods which take into account the recognised state-of-the-art measurement and calculation methods, as set out in Annex VII and Annex VIII.

4. Entry into force and application

This Regulation shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union (OJ, 6. 4. 2018).

This Regulation shall be binding in its entirety and directly applicable in all Member States.

5. Label and energy efficiency classes

Commission Communication: Harmonised standards for water heaters 2014/C 207/03

6. Guide, FAQ

Consumer’s guide to water heaters

Commission guidelines: Ecodesign requirements for space and water heaters

General for Ecodesign for suppliers and dealers (January 2023) (all regulations)

Ecodesign measures for manufacturers and importers (January 2023)