(a) Each accommodation space must be heated by a heating system that can maintain at least 20 °C. (68 °F.).

(b) Radiators and other heating apparatuses must be constructed, located or shielded so as to avoid risk of—

(1) Fire;

(2) Danger; and

(3) Discomfort

to the occupants of each accommodation space.

(c) Each exposed pipe in an accommodation space, leading to a radiator or other heating apparatus must be insulated.