# Question: How Big Of A Water Heater Do I Need For A Family Of 4?

## Is 40 gallon water heater enough for a family of 4?

Typically, the rule-of-thumb is that you want a 40 gallon tank for 1 to 4 people, a 50 gallon tank for 4 to 6 people, and a 50 gallon high recovery or 75 gallon tank for 6 to 8 people. Energy consumption for 40 and 50 gallon standard water heaters is quite comparable.

## Is a 30 gallon water heater enough for a family of 4?

Typically this math breaks down so that families with: 1-2 people need a 30 – gallon water heater. 2-3 people need a 40- gallon water heater. 3- 4 people need a 40-50 gallon water heater.

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## What is the right size water heater for a family of four?

A small (50- to 60-gallon) storage tank is usually sufficient for one to two three people. A medium (80-gallon) storage tank works well for three to four people. A large tank is appropriate for four to six people.

## Is a 20 gallon water heater enough?

20 – gallon water heaters are a unique size. They’re large enough for smaller homes that don’t require large amounts of hot water, yet they’re an excellent choice for high-demand point-of-use (POU) applications such as bathrooms with showers.

## How much water does a 20 minute shower use?

If a standard showerhead is fitted, it will use around an extra half a gallon each minute, accounting for a 25-gallon emittance every 10 minutes, or 50 gallons throughout a 20 – minute shower.

## How long can you shower with a 40 gallon water heater?

A 40 – gallon water heater can provide up to 2 showers in an hour (if you ‘re not using any other water appliances).

## How many gallons of hot water does a shower use?

A shower uses approximately 10 gallons of hot water per shower. A dishwasher uses 6 gallons during every use, while hand washing uses 4 gallons per wash, and shaving uses 1 to 2 gallons per shave.

## Is there a big difference between a 40 gallon and 50-gallon water heater?

With the energy factors being equal, the difference in cost of running a 50 – gallon heater over a 40 – gallon heater is essentially insignificant.

## Is a 50-gallon hot water heater enough for a family of 4?

The answer to this question will vary depending on the total number of kids you have. For example, a family of 3 to 4 people should purchase a 50 – 60 gallon water heater. On the other hand, a household with 5 – 7 people may require a water heater with a 60 – 80 gallon water tank.

## How many showers can you put in a 50 gallon water heater?

On a national average of 8 minutes to take a shower you can can get 2 showers out of a 50 gallon water heater.

## Do I need a 50 or 80 gallon water heater?

For 1 to 2 people: 30-40 gallons. For 2 to 3 people: 40- 50 gallons. For 3 to 4 people: 50 -60 gallons. For 5+ people: 60- 80 gallons.

## How much hot water should I get from a 40 gallon tank?

The number will vary for a 40 gallon tank from the low 40’s to as high as 70 gallons per hour, so check yours and it will help us decide if all is normal or something is wrong. With an 80-20 mix of hot and cold, even a 40 gallon heater should give you 50 gallons of water for your shower.

## How long will a 20 gallon water heater last?

While today’s water heaters are better designed than older models, they still require regular maintenance in order to prolong their lives. With regular inspection, draining, and flushing, you can expect a gas water heater to last anywhere from 8-12 years and an electric water heater to last anywhere from 10-15 years.

## How long does it take for a 20 gallon water heater to get hot?

The average gas heater takes between 30 and 40 minutes to fully heat up the water in its tank. The average electric heater takes about twice as long as the average gas heater to fully heat up the water in its tank, so you can expect it to take between an hour and an hour and 20 minutes to heat up.

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## How long does it take for a 20 gallon hot water heater to get hot?

It takes a little more than an hour for the electric 20 – gallon hot water tank to completely replenish itself.

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