British Standards Institution

Sector: Construction

Categories: Fire protection. Other | Fire protection equipment | Cooking ranges, working tables, ovens and similar appliances | Fire Protection. General

Overview: Under the direction of FSH/18, will consdider developments in the emerging UK watermist fire fighting industry. It will address the needs for standardization in order to ensure effective and safe watermist firefighting systems can be specified and delivered through adoption of industry best practice and will also review and contribute to CEN Wtaermist standardization.

Committee standards activity

In Progress (21)

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
CEN/TC 191 N 1995, prEN 14972-12	Fixed firefighting systems — Water mist systems — Part 12: Test protocol for commercial deep fat cooking fryers for manual nozzle system (14972-12) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2022-04-13	Proposal
CEN/TC 191 N 1993, prEN 14972-5	Fixed firefighting systems — Water mist systems — Part 5: Test protocol for car garages for automatic nozzle systems (14972-5) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2022-04-13	Proposal
CEN/TC 191 N 1991, prEN 14972-4	Fixed firefighting systems — Water mist systems — Part 4: Test protocol for non-storage occupancies for automatic nozzle systems (14972-4) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2022-04-13	Proposal
CEN/TC 191 N 1991, prEN 14972-4	Fixed firefighting systems — Water mist systems — Part 4: Test protocol for non-storage occupancies for automatic nozzle systems (14972-4) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2022-04-13	Proposal
CEN/TC 191 N 1928 , prEN 14972-6	Fixed firefighting systems — Water mist systems — Part 6: Test protocol for false floors and false ceilings for automatic nozzle systems Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire Protection. General \| Fire-fighting \| Fire protection equipment Proposal begins : 2021-05-04	Proposal
CEN/TC 191 N 1880	Fixed firefighting systems — Water mist systems — Part 5: Requirements and test methods for pressure switches (17450-5) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2021-08-05	Proposal
CEN/TC 191 N 1879,	Fixed firefighting systems — Water mist systems — Part 4: Requirements and test methods for control deluge valves and actuators (17450-4) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2021-08-05	Proposal
CEN/TC 191 N 1878	Fixed firefighting systems — Water mist systems — Part 3: Requirements and test methods for check valves (17450-3) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2021-08-05	Proposal
CEN/TC 191 N 1877,	Fixed firefighting systems — Water mist systems — Part 2: Requirements and test methods for nozzles (17450-2) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2021-08-05	Proposal
CEN/TC 191 N 1876,	Fixed firefighting systems — Water mist systems — Part 13: Test protocol for wet benches and similar processing equipment for open nozzle systems (14972-13) Categories: Information management \| Standardization. General rules \| Health and Safety \| Fire Protection \| Fire-fighting \| Fire protection equipment Proposal begins : 2021-08-05	Proposal

Published (21)

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
BS EN 17450-3:2025	Fixed firefighting systems. Components for water mist systems. Requirements and test methods for check valves Categories: Fire protection equipment Published standard begins : 2025-05-02	Published standard
BS EN 17450-2:2024	Fixed firefighting systems. Water mist systems. Product characteristics and test methods for nozzles Categories: Fire protection equipment Published standard begins : 2025-04-09	Published standard
BS EN 17450-1:2021	Fixed firefighting systems. Water mist components. Product characteristics and test methods for strainer and filter components Categories: Fire protection equipment Published standard begins : 2021-03-04	Published standard
BS EN 14972-9:2020	Fixed firefighting systems. Water mist systems. Test protocol for machinery in enclosures not exceeding 260 m<sup>3</sup> for open nozzle systems Categories: Fire protection equipment Published standard begins : 2020-03-06	Published standard
BS EN 14972-8:2020	Fixed firefighting systems. Water mist systems. Test protocol for machinery in enclosures exceeding 260 m<sup>3</sup> for open nozzle systems Categories: Fire protection equipment Published standard begins : 2020-03-06	Published standard
BS EN 14972-7:2023	Fixed firefighting systems. Water mist systems. Test protocol for commercial low hazard occupancies for automatic nozzle systems Categories: Fire protection equipment Published standard begins : 2023-10-05	Published standard
BS EN 14972-6:2023	Fixed firefighting systems. Water mist systems. Test protocol for false floors and false ceilings for automatic nozzle systems Categories: Fire protection equipment Published standard begins : 2023-07-25	Published standard
BS EN 14972-5:2024	Fixed firefighting systems. Water mist systems. Test protocol for car garages for automatic nozzle systems Categories: Fire protection equipment Published standard begins : 2024-11-08	Published standard
BS EN 14972-4:2024	Fixed firefighting systems. Water mist systems. Test protocol for non-storage occupancies for automatic nozzle systems Categories: Fire protection equipment Published standard begins : 2024-07-11	Published standard
BS EN 14972-3:2021	Fixed firefighting systems. Water mist systems. Test protocol for office, school classrooms and hotel for automatic nozzle systems Categories: Fire protection equipment Published standard begins : 2022-01-31	Published standard

Withdrawn (5)

Show entries

Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
BS EN 14972-1:2020	Fixed firefighting systems. Water mist systems. Design, installation, inspection and maintenance Categories: Fire protection equipment Withdrawn begins : 2025-08-11	Withdrawn
BS 8489-7:2016	Fixed fire protection systems. Industrial and commercial watermist systems. Tests and requirements for watermist systems for the protection of low hazard occupancies Categories: Fire Protection. General \| Fire protection equipment Withdrawn begins : 2025-07-08	Withdrawn
BS 8489-6:2016	Fixed fire protection systems. Industrial and commercial watermist systems. Fire performance tests and requirements for watermist systems for the protection of industrial oil cookers Categories: Fire protection equipment Withdrawn begins : 2025-07-08	Withdrawn
BS 8489-5:2016	Fixed fire protection systems. Industrial and commercial watermist systems. Fire performance tests and requirements for watermist systems for the protection of combustion turbines and machinery spaces with volumes up to and including 80 m<sup>3</sup> Categories: Fire protection equipment Withdrawn begins : 2025-07-08	Withdrawn
BS 8458:2015	Fixed fire protection systems. Residential and domestic watermist systems. Code of practice for design and installation Categories: Fire Protection. General \| Fire protection equipment Withdrawn begins : 2025-07-07	Withdrawn

Message Committee Become a committee member

Committee members

Nominating organizations

B R E - Building Research Establishment
British Automatic Fire Sprinkler Association (BAFSA)
Building Standards Division of the Scottish Government
Committee Manager
Department of Finance, Northern Ireland
F I A - Fire Industry Association
Fire Protection Association
HSE – Building Safety Regulator
I F E - Institution of Fire Engineers
International Watermist Association
National Fire Chiefs Council (NFCC)
Royal College of Art
T F L - Transport for London
Welsh Government
Zurich Insurance

Liaisons with other committees

Chair - FSH/18
Individual Capacity - High Pressure Systems
Individual Capacity - Low-Pressure, Products and Installation
Individual Capacity - Water Mist Systems Testing Expert
Individual Capacity – Watermist systems in heritage premises

BSI roles

Committee Chair
Editorial Project Manager

Standards Development

FSH/18/5 - Watermist systems

Committee standards activity