How does a hot water system work?
Cold water is piped into the hot water tank and is then heated through electrical-resistance heating elements.
When should you replace a hot water system?
A hot water system should be replaced every 8 to 12 years.
What size hot water system do I need?
A water efficient household will generally need a system size of 75 litres per person.
What hot water system is the best?
Solar is best for ongoing low costs. Electric is ideal for reliability. Gas systems are eco-friendly but may require an upgraded gas line.