What Size Gas Water Heater Do I Need For A Family Of 4

For example a family of 5 or more could live very comfortably on a 30 gallon tank water heater while a household of 2 might find that a 30 gallon tank can t provide.

What size gas water heater do i need for a family of 4.

This is assuming 3 showers running simultaneously with 3 star water saving shower head. A 125 160l tank for a continuous system or 250 315l for off peak. Then add up their flow rates gallons per minute. Before buying a tank water heater most homeowners want to get a rough idea of the water heater size their family needs.

The bigger the water heater tank the more expensive it will be. First list the number of hot water devices you expect to use at any one time. 30 gallons family of 2 3. A gas storage hot water system is also a great choice as they are very economical.

To put it briefly for a family of 4 you will need. As an example an instant hot water heater size for family of 5 would be a 21 litres per minute flow rate vs a hot water tank size for family of 5 would be 230 300l 60 80 gallons. Storage tank hot water heaters are sized based on btu input and capacity in gallons. How to determine the size of a water heater tank.

Hot water for a family of four. One option would be the rheem rtgh 95dvln 9 5 gpm indoor direct vent tankless natural gas water heater. Now that this family can answer the question what size electric tankless water heater do i need they just need to pick a good tankless water heater. 3 4 people you ll need at least a 50 gallon capacity tank electric or a 40 gallon capacity tank natural gas or liquid propane.

A tank of about 135 170l however there are also instantaneous system. This is because water heater size directly impacts its cost. Simply locate the appropriate water heater sizes on ecomfort using your information. The numbers in this chart are to be used as very general guidelines and may not accurately match your hot water needs.

If you intend to use a tank water heater use these recommendations as a guide to finding the size you need. What size water heater do i need. Below we ve highlighted what size water heater you would need in our example of 6 5 gpm at a 63 f temperature rise. Once you have your total flow rate and the required temperature rise you can find the right size tankless water heater for your home.

But it shouldn t be your. 50 gallons family of 5 or more. Minimum gallon capacity recommendations. If your family size is 5 or more you ll need an 80 gallon tank electric or a 50 gallon tank natural gas or liquid propane.

40 gallons family of 3 4. Therefore to size a demand water heater you need to determine the flow rate and the temperature rise you ll need for its application whole house or a remote application such as just a bathroom in your home.