Readers ask: How Big Of A Tankless Water Heater Do I Need For A Family Of 5?

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What size tankless water heater do I need for a family of 4?

Sizing Guide for Residential Tankless Water heater
Household Occupants Usage Capacity Required (Measured in Gallon)
3- 4 people Regular/Low 40
High 50-75
5+ people Regular/Low 50

How many gallon water heater do I need for a family of 5?

3-4 people need a 40-50 gallon water heater. 5 or more people need a 50-80 gallon water heater.

Is a tankless water heater good for a large family?

On average, tankless water heaters can provide 2 to 5 gallons of hot water per minute. For those with large families who go through a lot of hot water, installing more than one tankless water heater is common. This will ensure there is always enough hot water available for showers, laundry and the dishwasher.

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How many tankless heaters do I need?

For larger households that typically use more than 85 gallons per day, two tankless systems, or the largest available model, are likely needed. For smaller households that use under 40 gallons per day, one unit should suffice.

What is the downside of a tankless water heater?

Tankless water heaters produce an endless supply of hot water, take up less space, have a lower risk of leaking, are safer, and have a significantly longer lifespan on average. The main disadvantage of tankless water heaters is their upfront cost (unit and installation) is significantly higher than tank-style heaters.

Can you run out of hot water with a tankless water heater?

Endless Supply of Hot Water A tankless water heater heats up water as you need it, and it brings hot water to your appliances quickly—and never runs out.

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 50 gallon water heater enough for a family of 5?

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.

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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).

Can a tankless water heater work for the whole house?

Built with scale-reduction technology, both electric tankless and gas tankless whole – house water heaters perform with high efficiency and are built to serve a wide range of applications. A whole – house tankless water heater is built to provide continuous hot water whenever you need it.

What is the lifespan of a tankless water heater?

Most tankless water heaters have a life expectancy of more than 20 years. They also have easily replaceable parts that extend their life by many more years.

What is the best tankless water heater for large family?

Our Top Picks

  • BEST OVERALL: Rinnai RU160iN. The capabilities of the Rinnai RU160iN are impressive.
  • RUNNER UP: Rheem 240V Tankless Water Heater.
  • BEST ELECTRIC: Stiebel Eltron Tempra 36 Plus Tankless Water Heater.
  • BEST PORTABLE: Hike Crew Portable Propane Water Heater.
  • BEST POINT OF USE: ECOTOUCH Tankless Water Heater.

Can you have 2 tankless water heaters?

It is possible to connect two tankless heaters to run parallel to each other, providing a larger amount of hot water on-demand. You could also get a larger tankless unit that can provide a higher flow rate.

Does it make sense to have 2 tankless water heaters?

Large, high-efficiency propane tankless water heaters on the market today can suffice for a family of four. However, in some cases, installing two smaller units working in tandem may be the better—albeit more expensive—solution.

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Are electric tankless water heaters worth it?

Both rate Good for energy efficiency. Tankless: Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type. We rated the annual energy consumption cost Excellent for a gas model but only Fair for an electric, but both rate Very Good for energy efficiency.

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