European foreword
1 Scope
2 Normative references
3 Terms, definitions and symbol
4 Classification
5 Construction and design requirement
6 Operational requirements
7 Efficiency
8 Risk assessment
9 Marking and instructions
Annex A (informative) - National situations
Annex B (informative) - Equivalence rules
Annex C (informative) - A-deviations
Annex D (normative) - Special national conditions
Annex E (informative) - Identification of gas types in use
        in various countries
Annex F (informative) - National solutions for countries whose
        national bodies are Affiliate Members of CEN
Annex G (normative) - Requirements and test methods
        for separate air supply and combustion products evacuation
        ducts (C[6] appliances)
Annex H (informative) - Calculation of conversions of NO[x]
Annex I (informative) - Derivation of Thermal Efficiency Equations
Annex J (informative) - Facilities for commissioning and testing
Annex K (normative) - Requirements in prEN 17082 which relate
        to the design and construction of forced draught burners
        covered in EN 676:2003+A2:2008
Annex L (normative) - Tolerances of measurements
Annex M (informative) - Guidance for limitations of application
         of direct-fired air heaters in buildings
Annex N (normative) - Flue test probes
Annex O (normative) - Product information related to Ecodesign
        Regulation No 2016/2281
Annex ZA (informative) - Relationship between this European
         standard and the essential requirements of Regulation EU
         2016/426 aimed to be covered
Annex ZB (informative) - Relationship between this European
         Standard and the ecodesign requirements of Commission
         Regulation (EU) No 2016/2281 aimed to be covered
Bibliography