Service

for the purposes of Section J in Volume One, means a mechanical or electrical system that uses energy to provide air-conditioning , mechanical ventilation, heated water supply, artificial lighting, vertical transport and the like within a building, but which does not include—

1. (a) systems used solely for emergency purposes; and
2. (b) cooking facilities; and
3. (c) portable appliances.

a system or element used for the functioning of the building, such as a cable, conduit, pipe, duct, chimney, trunking, or the like

a system or element used for the functioning of a building (e.g. a cable, conduit, pipe, duct, flue, or similar element)