I.S. EN 1443:2003

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and designation and other essential
    information
    4.1 General
    4.2 Temperature classes
    4.3 Pressure classes
    4.4 Condensate resistance classes
    4.5 Corrosion resistance classes
    4.6 Sootfire resistance classes
    4.7 Distance to combustible material
    4.8 Thermal resistance
    4.9 Freeze-thaw resistance
    4.10 Resistance to fire
          4.10.1 Internal to external
          4.10.2 External to external
    4.11 Designation
    4.12 Essential additional information
5 Dimensions, shapes and tolerances
6 Requirements
    6.1 General
    6.2 Mechanical resistance and stability
    6.3 Thermal behaviour
          6.3.1 Heat resistance
          6.3.2 Sootfire resistance
          6.3.3 Resistance to fire
          6.3.4 Reaction to fire
    6.4 Hygiene, health and environment
          6.4.1 Gastightness
          6.4.2 Water vapour diffusion resistance and
                 condensate resistance
          6.4.3 Corrosion resistance
    6.5 Safety in use
    6.6 Energy economy and heat retention
    6.7 Additional criteria for chimney operation
          6.7.1 Apertures for cleaning and inspection
          6.7.2 Water penetration from rain
          6.7.3 Aerodynamic properties of terminal
          6.7.4 Condensate collection and removal
          6.7.5 Flow resistance
7 Marking, labelling and instruction
    7.1 General
    7.2 Chimney component
    7.3 Chimney
    7.4 Product information
8 Evaluation of conformity
Annex A (informative) Relevance of performance requirements
        to system chimneys and custom-built chimneys related
        to test methods or prior knowledge
Annex B (informative) Characteristics for a chimney
Bibliography

Defines general requirements and basic performance criteria and limit values where appropriate for chimneys (including connecting flue pipes and fittings), used for conveyance of products of combustion from heating appliances to the outside atmosphere.