Abstract Preview

This document specifies performance requirements, methods of test and marking requirements for pressure reducing valves intended to reduce the downstream water pressure in the piping for water-based fire protection systems. Within the context of this document, pressure reducing valves include both pilot operated pressure reducing valves and direct acting pressure reducing valves. Performance and test requirements for other auxiliary components or attachments to pressure reducing valves are not within the scope of this document.


General information

  • Status :  Published
    Publication date : 2020-07
  • Edition : 1
    Number of pages : 13
  • :
    ISO/TC 21/SC 5
    Fixed firefighting systems using water
  • 13.220.20
    Fire protection

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal:

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