1 (1) Subject to subsection (2), in every sleeping room, dining area, recreation space and toilet space there shall be installed a permanent heating arrangement that, in conjunction with any insulation provided, is capable of maintaining the temperature in those areas at not less than 18°C, having regard to the normal area of operation of the ship.
(2) If the temperature in a toilet space is capable of being maintained at not less than 18°C by heat derived from an adjoining compartment, a heating arrangement is not required in that toilet space.
(2) Every shower shall be fitted with
(a) controls by which a person using the shower can manually regulate the temperature of the water that flows from the shower head; and
(b) where the hot water supply to the shower is heated to a temperature of over 54°C, an automatic control that will protect a person using the shower from injury by scalding.
(2) Deck covering material laid on the crown of an oil fuel tank shall be such that if the material is immersed in fuel oil for a period of 24 hours at a temperature of 65°C
(4) Adjustable thermostatically controlled calorifiers or other equally safe and efficient means shall be provided that are capable of heating fresh water to a temperature of not less than 49°C.