This Technical Report identifies the various elements of fire ground operations which work together to form a
system for the delivery of water or other extinguishing media. The Technical Report also identifies the
CEN/TC 192 Working Groups responsible for the standard(s) for that specific item(s) of equipment.
The pressures at which these various items of equipment operate at, as described in their respective
standard, are identified and collated and an explanation as to what such pressures relate to is given.
Recommendations are provided in relation to the revision of existing standards and the preparation of new
ones in respect of water pressures.