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BS EN 13203-2:2022

BS EN 13203-2:2022

Gas-fired domestic appliances producing hot water
Part 2: Assessment of energy consumption

Automotive fuels -National forewordNational foreword
This British Standard is the UK implementation of EN 13203‑2:2022. It
supersedes BS EN 13203‑2:2018, which is withdrawn.
The UK participation in its preparation was entrusted to Technical
Cmittee GSE/29, Gas-fired central heating boilers (domestic and non-
domestic) and domestic gas-fired water heaters.
A list of organizations represented on this committee can be obtained on
request to its committee manager.
Contractual and legal considerations
This publication has been prepared in good faith, however no
representation, warranty, assurance or undertaking (express or
implied) is or will be made, and no responsibility or liability is or will be
accepted by BSI in relation to the adequacy, accuracy, completeness or
reasonableness of this publication. All and any such responsibility and
liability is expressly disclaimed to the full extent permitted by the law.
This publication provided as is, and is to be used at the
recipient’s own risk.
The recipient is advised to consider seeking professional guidance with
respect to its use of this publication.
This publication is not intended to constitute a contract. Users are
responsible for its correct application.
This publication has been prepared under a mandate given to the
Standards Organizations by the European Commission and the
European Free Trade Association. It is intended to support requirements
of the EU legislation detailed in the European Foreword. A European
Annex, usually Annex ZA or ZZ, describes how this publication relates to
that EU legislation.
For the Great Britain market (England, Scotland and Wales), if UK
Government has designated this publication for conformity with UKCA
marking (or similar) legislation, it may contain an additional National
Annex. Where such a National Annex exists, it shows the correlation
between this publication and the relevant UK legislation. If ere is no
National Annex of this kind, the relevant Annex ZA or ZZ in the body
of the European text will indicate the relationship to UK regulation
applicable in Great Britain. References to EU legislation may need to be
read in accordance with the UK designation and the applicable UK law.
Further information on designated standards can be found at
For the Northern Ireland market, UK law will continue to implement
relevant EU law subject to periodic confirmation. Therefore
Annex ZA/ZZ in the European text, and references to EU legislation, are
still valid for this market.
UK Government is responsible for legislation. For information on
legislation and policies relating to that legislation, consult the relevant
pages of
© The British Standards Institution
Published by BSI Standards Limited 2022
ISBN 978 0 539 15486 3
Version allemande EN 590:2022

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