Gas-fired heating boilers. General requirements and tests (+A1:2023) (Incorporating corrigenda September 2022 and July 2025)

BS EN 15502-1:2021

British Standards Institution
Gas-fired heating boilers. General requirements and tests (+A1:2023) (Incorporating corrigenda September 2022 and July 2025) Download document

Document Status

Current

Supplement

Mechanical & Electrical Supplement

Series

BS EN

Abstract

Relates to gas-fired central heating boilers, fitted with atmospheric burners, fan assisted atmospheric burners or fully premixed burners, and discusses requirements and testing. Covers: classification, boiler construction, safety, controls, operational requirements, risk assessment and marking.

History

Supersedes BS EN 15502-1:2021. Amendment dated 30 November 2022 - Implementation of CEN corrigendum September 2022. Amendment dated 31 January 2024 - Implementation of CEN amendment A1:2023. Amendment dated 31 July 2025 - Implementation of CEN correction notice 5 June 2024: links to figures corrected. See national foreword for contractual and legal considerations.

ISBN

9780539382235

Subjects

  • Building services
  • Space heating/central heating
  • Boilers
  • Gas fired boilers

Publisher History

With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

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