Presents good practice for the design, installation, testing and maintenance of non-automatic fire-fighting systems including wet and dry fire-fighting mains.
Supersedes BS 9990:2006. First published 2006. Second (present edition), January 2015. Came into effect 31 January 2015. This full revision updates recommendations for flow tests and pressures, rising and falling mains, pumps, maintenance and shut-off pressures.
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