SABS 0400 requires hydrants

Water supplies should conform to the relevant sections of section WW of SABS 0400 - 1990
v All buildings exceeding 12 m in height.* High and moderate risk industrial premises of any height where the floor area
exceeds 1000 m.
Hydrants should be provided at the rate of not less than one per 1000 m of floor area or part thereof.
Hose and branchpipes should be provided if required by the local authority.
Hydrants should comply with SABS 1128 Part 1.
Water supplies should conform to the relevant sections of section WW of SABS 0400 - 1990.

Water supplies should conform to the relevant sections of section WW of SABS 0400 - 1990