1. An adequate system of heating the crew accommodation
shall be provided except in ships engaged exclusively in voyages in
the tropics and the Persian Gulf.
2. The heating system shall, when practicable,
be in operation at all times when the crew is living or working on
board and conditions require its use.
3. In all ships in which a heating system is required,
the heating shall be by means of steam, hot water, warm air or electricity.
4. In any ships in which heating is provided by
a stove, measures shall be taken to ensure that the stove is of sufficient
size and is properly installed and guarded and that the air is not
fouled.
5. The heating system shall be capable of maintaining
the temperature in crew accommodation at a satisfactory level under
normal conditions of weather and climate likely to be met with on
service; the competent authority shall prescribe the standard to be
provided.
6. Radiators and other heating apparatus shall
be so placed and, where necessary, shielded as to avoid risk of fire
or danger or discomfort to the occupants.