How much hot water does a family need?
How much hot water does a family need? The first thing you will need to figure out is how much hot water you will need. As a general rule, each person in your household uses around 50L of hot water each day. If you use hot water for washing your clothes and you run your dishwasher often it may even be more like 60L a head. How big of a water heater do I need for a family of 4? If your family size is between 3 and 4, you’ll need at least a 50-gallon capacity tank (electric) or a...