# Commission Delegated Regulation (EU) No 812/2013 of 18 February 2013 supplementing Directive 2010/30/EU of the European Parliament and of the Council with regard to the energy labelling of water heaters, hot water storage tanks and packages of water heater and solar device (Text with EEA relevance), Division 2.1: The information in the product fiche of the hot water storage tank shall be provided in the following order and shall be included in the product brochure or other literature provided with the product:

Extent: E+W+S+N.I.

(a) supplier’s name or trade mark;
(b) supplier’s model identifier;
(c) the energy efficiency class of the model, determined in accordance with point 2 of Annex II;
(d) the standing loss in W, rounded to the nearest integer;
(e) the storage volume in litres, rounded to the nearest integer.

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Source: https://www.legislation.gov.uk/eur/2013/812/annex/IV/division/2/division/2.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2013-812/annex-IV/division-2/division-2.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.