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  • Abstract:
    This document specifies the evaluation of the fire performance of water mist systems for lightly loaded non-storage and non-manufacturing occupancies with ordinary combustibles, like offices, schools, hospitals and hotels. This document is applicable to ceiling mounted and sidewall automatic nozzles to be used in restricted and/or unlimited area. This document is applicable for horizontal, solit, flat ceilings with heights of 2 m and above, up to the maximum tested ceiling height.
  • Document number:
    DIN EN 14972-4
  • Issuing date:
  • Document type:
  • Title:
    Fixed firefighting systems - Water mist systems - Part 4: Test protocol for non-storage occupancies for automatic nozzle systems; German and English version prEN 14972-4:2023
  • Author:
    Firefighting and Fire Protection Standards Committee
  • Search term:
    Acceptance inspection; Automatic; Combustible; Components; Design; Extinguishing agents; Extinguishing equipment; Fire brigade; Fire extinguishers; Fire extinguishers (built-in); Fire extinguishing apparatus; Fire extinguishing materials; Firefighting; Firefighting equipment; Hospitals; Hotels; Installations; Maintenance; Mist; Nozzles; Office buildings; Operation; Pipelines; Rooms; Safety; School buildings; Specification (approval); Spraying; Steam; Testing; Water supply
  • Application areas:
    25.20 Rettungs- und Brandbekämpfungsgeräte und -ausrüstungen
  • Hazards:
    AA Gefährdungen und Belastungen im Allgemeinen
  • ICS:
    13.220.20 Fire protection
  • Price:
    99,10 EUR
  • Identical with:
    prEN 14972-4(2023-02)<IDT>
  • Update flag:
  • Deadline for comments: