Hong Kong Regulations

BOILERS AND PRESSURE VESSELS REGULATIONS - REGULATION 12

Steam pipes and water pipes to be protected against weather, etc.

PART IV

PIPES

Every pipe that conveys oil, steam or water under pressure to or from a
boiler, steam receiver or steam container shall be protected to the
satisfaction of the Authority against the effect of weather and damp and
against external damage.

(87 of 1988 ss. 47 & 51)