Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
   3.1 Terms and definitions
   3.2 Symbols
4 Types of air admittance valves
5 Requirements
   5.1 General
   5.2 Connections
   5.3 Airtightness
   5.4 Durability
   5.5 Effectiveness
6 Test methods
   6.1 General procedure
        6.1.1 Sampling for tests
        6.1.2 Test methods
   6.2 Drop test
        6.2.1 Method
        6.2.2 Criteria
   6.3 Air tightness test
        6.3.1 Apparatus
        6.3.2 Method
        6.3.3 Criteria
   6.4 Endurance and temperature test
        6.4.1 Apparatus
        6.4.2 Method
        6.4.3 Criteria
   6.5 Opening characteristic and airflow capacity test
        6.5.1 Apparatus
        6.5.2 Method
        6.5.3 Criteria
   6.6 Test for effectiveness at temperatures below zero
        6.6.1 Apparatus
        6.6.2 Test method
        6.6.3 Criteria
7 Marking, labelling and packaging
8 Evaluation of conformity
   8.1 General
   8.2 Initial type testing (type testing)
   8.3 Factory production control (internal quality control)
Annex A (normative) Model test report
Annex ZA (informative) Clauses of this European Standard
         addressing the provisions of EU Directives
      ZA.1 Scope and relevant characteristics
      ZA.2 Procedure(s) for the attestation of
            conformity of products
            ZA.2.1 System of attestation of conformity
            ZA.2.2 Declaration of conformity
      ZA.3 CE marking and labelling
Bibliography