Plumbing Africa February 2018 | Page 53

FEATURES EXPLORING THE REASON BEHIND THIS ADDITION TO THE LEGISLATION, AS WELL AS HOW EFFECTIVELY IT CAN BE IMPLEMENTED. Also referred to as the ‘new green laws’ for buildings, SANS 10400-XA governs the selection and installation of water heating systems from meter to tap in all new buildings, including renovations and add-ons, except for garages, storage areas, and buildings used for commercial and industrial purposes. Loosely translated, the regulation stipulates that conventional electric geysers may be used, provided at least half of the water supply is heated by an alternative energy source. On paper, this appears to be a move in the direction www.plumbingafrica.co.za 51 of sustainability and energy efficiency for South Africa, but are the motives that ‘clean’? Or is it merely a smokescreen to hide the capitalist intentions of certain stakeholders that encourage consumers to dole out cash for new energy-efficient equipment they know very little about, to comply with National Building Regulations (NBR) and standards they don’t really understand. SANS 10400 XA describes a competent person as one who is “qualified through training, experience and contextual knowledge” to implement the NBR. This must start with the rational design by architects and engineers, followed by the correct installation by contract plumbers. Continued on page 52 >> February 2018 Volume 23 I Number 12