Hot Water Tanks
Industrial & Domestic
The geyser (or hot water tank) is one of the highest electricity consuming products in buildings as all inhabitants of buildings tend to enjoy a regular hot bath or shower. Other water heating systems may include steam to water systems or gas-fired thermal exchange units.
This section concentrates specifically in electric powered hot water systems but be well aware that the new South African standard requirements for all new building specifies ‘a minimum of 50 % by volume of the annual average hot water heating requirement shall be provided by means other than electrical resistance heating, including, but not limited to, solar heating, heat pumps, heat recovery from other systems or processes’ SANS204 clause 18.104.22.168. Other African countries may follow suite.