BS EN 13501-3 : 2005

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Fire scenarios
  4.1 General
  4.2 The standard temperature/time curve (post
      flashover fire)
5 Resistance to fire performance characteristics
  5.1 Performance characteristics
      5.1.1 Introduction
      5.1.2 E - Integrity
      5.1.3 I - Insulation
      5.1.4 S - Smoke leakage
6 Declaration of fire resistance performance
  6.1 Classification periods
  6.2 Designatory letters
  6.3 Declaration of performance
  6.4 Combinations of classes
  6.5 Presentation of classification
  6.6 Declaration of fire resistance classes in
      product specifications
7 Classification procedure for fire resistance
  7.1 General
      7.1.1 Procedure
      7.1.2 General rules for deducing the number
            of fire resistance tests
      7.1.3 Field of application
  7.2 Classification
      7.2.1 General
      7.2.2 Ventilation ducts
      7.2.3 Fire dampers
Annex A (normative) - Classification report
        A.1 General
        A.2 Content and format
Bibliography

Defines the procedure for classification of the resistance to fire performance of construction products and building elements used as components of building service installations, using data from fire resistance tests which are within the direct field of application of the relevant test method.