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dimensions of hot water heater

by Karolann Harvey MD Published 3 years ago Updated 2 years ago

Assembled Dimensions

Product Depth 18"
Product Height 61.75"
Product Weight 130 Lbs
Product Width 18"
Jun 9 2022

Tall water heaters typically range in height from 50 to 76-inches, and most have a diameter between 18 to 21-inches.

Full Answer

How do I know what size water heater I have?

To further narrow down your search, you'll want to keep in mind a few key factors:

  • Your fuel source - Will you use natural gas, liquid propane or electricity for fuel? Or, will your water heater connect to your boiler? ...
  • Physical size - Make sure you find a water heater that will fit in the designated space in your home.
  • Household size - Do you have a small condo or a large house? ...

What size water heater do I Need?

  • 1 or 2 people—23 to 36 gallons
  • 2 to 4 people—36 to 46 gallons
  • 3 to 5 people—46 to 56 gallons
  • 5 or more people—over 56 gallons (add 10 gallons per additional person)

What is the diameter of a hot water heater?

You will need an electric water heater tank capacity of 30 gallons for a one to two-person household. A water heater of this size usually has a height of 49.5 inches and a diameter of 21.63 inches. This heater weighs about 75 pounds. For a two to three-person household, you need an electric water heater tank capacity of 40 gallons.

What are the common water heater sizes?

  • 100 Bath tub / showers = 5,000
  • 25 Bidets = 250
  • 100 Private wash basins = 1,000
  • 20 Public wash basins = 375
  • 5 Bar sinks = 500
  • 8 Kitchen sinks = 640
  • 5 Slop sinks = 250

What is the standard size of a hot water heater?

Most homes have either a 40-gallon or a 50-gallon water heater. Larger tanks are generally used in homes that have a hot tub, or with serious hot water demands.

What are the dimensions of a 40-gallon hot water heater?

Smith® 40-Gallon Tall Natural Gas Water Heater 18" D x 61-3/4" H | HD Supply.

What are the dimensions of a 50-gallon hot water heater?

A.O. Smith® 50-Gallon Medium Electric Water Heater 23" D x 49 3/4" H | HD Supply.

What are the dimensions of a Rheem 40 gallon water heater?

The product Depth (in.) 20.25 in Product Height (in.) 48.5 in Product Width (in.) 20.25 in.

How tall is a state 40 gallon water heater?

Frequently Purchased With...Brand:State IndustriesCollection:ProLineDimensions:51.5 in X 22 inFuel Type:Natural GasHeight:51.55 more rows

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

50-gallon water heaters have a longer lifespan. In general, 40-gallon heaters last for about eight years, while 50-gallon heaters can last 12 years. This is because 50-gallon heaters have thicker tanks. As a result, they are less likely to develop leaks.

What are the dimensions of a Rheem 50 gallon water heater?

The Rheem Performance Platinum Gas Water Heater (50 Gallon) has an overall height of 50.5” (128.3 cm) and diameter of 23.75” (60.3 cm).

Are all water heaters the same height?

Short water heaters vary between 30 to 49 inches and hold up to 50 gallons of water. The nickname for tall water heaters is “short boy.” Tall water heaters range from 50 to 76 inches and can hold up to 100 gallons of water. They're ideal for basements or garages where height isn't an issue.

What is a water heater?

Water heaters and boilers are residential and commercial appliances that provide a continuous supply of hot water throughout a building for conditioning or washing. The variation in names and functions of hot water heaters is attributed to their capacity to heat drinking water, usage in the a range of purposes in the domestic or industrial sphere, ...

How many gallons of water do I need for a water heater?

Determining what size water heater is needed requires figuring out the amount of water one uses during the busiest hour, or the time of day when the most hot water usage occurs. For a general estimate, a household of 1 to 2 people requires 30-40 gallons (114-151 liters). A household of 2 to 3 people calls for 40-50 gallons (151-189 liters) ...

How long does a water heater last?

The general lifespan of a water heater ranges from 8 to 12 years. The exact life expectancy is dependent on the quality of water and installation as well as the overall design of the unit. A water heater headed towards 10 years is typically due for a replacement.

What is a Rheem Prestige water heater?

The Rheem Professional Prestige Hybrid Water Heater (80 Gallon) is built to function in most climatic regions without a change in performance. Because it is highly energy-efficient, it helps reduce operating costs by delivering hot water faster than other electric water heaters. The heater features easily accessible side connections, LCD screen having built-in water sensors that detect water outside the unit and send messages to homeowners via the Rheem EcoNet mobile app. It is ideal for replacing an old water heater or where there is a high demand for hot water.

What are the two types of water heaters?

There are two primary types of water heaters: storage tank water heaters and tankless. Before finding the right size water heater, you must determine which type you’re going to purchase

How to determine water heater flow rate?

To determine the water heater flow rate needed, you'll want to add up the flow rates of all the appliances you plan to use at the same time ( showers, washing machines, etc.). You'll then determine the necessary temperature rise by subtracting the incoming temperature from the desired outgoing water temperature.

What temperature should a tankless water heater be?

In this case, you would want a tankless water heater with a temperature rise of 50 degrees. Based on average ground water around 50 degrees, here are the sizes you would need for a tankless unit based on your ...

How many gallons of water should I use for a 10 minute shower?

If you have 4 people each take a 10 minute shower all within a one hour period, you will use about 40 gallons of hot water. This can quickly empty the tank and it may not reheat quickly enough for other uses. All it takes is one person taking a longer shower for the tank to empty.

How many GPMs do I need for a tankless water heater?

Based on average ground water around 50 degrees, here are the sizes you would need for a tankless unit based on your usage: 1 - 2 fixtures at once, you’ll need at least 3.5 GPM. 2 - 3 fixtures at once, you’ll need at least 5 GPM. 3 - 4 fixtures at once, you’ll need at least 7 GPM.

Do I need a water heater for multiple people?

You’ll most likely need a higher capacity water heater to accommodate a household where multiple people shower , run the dishwasher, wash dishes with the faucet and do laundry at the same time, compared to a small condo where you just need hot water for one task at a time.

Is a water heater an investment?

A water heater is an essential investment for any home. That being said, it's important to make sure you buy one that’s correctly sized in order to meet your family’s needs. Otherwise, you may be left without warm water for your morning shower more often than you'd like.

How many gallons of water does a water heater hold?

Also to know, what are the dimensions of a hot water heater? Short water heaters vary between 30 to 49 inches and hold up to 50 gallons of water. The nickname for tall water heaters is “short boy.”. Tall water heaters range from 50 to 76 inches and can hold up to 100 gallons of water.

How many gallons of water does a 50 gallon tank hold?

So, a fully heated, 50-gallon tank will deliver roughly 33 gallons of hot water at any given time. The average shower uses 2 gallons of water per minute, so that same 50-gallon tank is good for a little less than 17 minutes of hot water. Also to know, what are the dimensions of a hot water heater?

Why is it important to size a water heater?

Sizing a water heater is important because if you buy a small unit, it will run out of hot water fast, and if you buy larger than you need, you will pay more for hot water that you won't even use. Either you are looking to buy a gas or electric water heater from Rheem, AO Smith, Bradford White, State, GE, Kenmore, or any other manufacturer, ...

How much hot water does a 50 gallon tank have?

Keep in mind that only 70% of the hot water of the heater's tank size is actually available for use (50-gallon tank size has 35 gallons of hot water for use).

What is the FHR on a water heater?

Every water heater comes with the Energy Guide label that shows the Peak Hour Demand capacity, also known as the First Hour Rating (FHR). If you are in a store and didn't have time to learn how to size a water heater, you can use the FHR value instead – higher is better. Sometimes, instead of one large unit, it is worth considering getting ...

What is the recovery rate of a water heater?

The Recovery Rate is the amount of water (in gallons per hour) one heater can raise when the temperature increases by 60 F.

What time of day is the highest demand for hot water?

For example, in many households, the highest demand for hot water occurs between 9 and 11 PM when most of the family members are taking two or more simultaneous showers and when the washing machine and dishwasher are running simultaneously.

How does groundwater temperature depend on the weather?

The groundwater temperature depends on the location, elevation, and time of the year (climate). You can use a map to determine an average temperature in your area. Location is also important as the ground or incoming (inlet) water, for example, is colder in northern regions than in southern. As seen from the above, it is important ...

Do tankless water heaters store hot water?

Tankless water heaters, as opposed to tank-type models, do not store hot water inside the tank. They use the heat exchanger where water, while passing, is heated - on demand.

How hot is water in a water heater?

Typically, a 70ºF (39ºC) water temperature rise is possible at a flow rate of 5 gallons per minute through gas-fired demand water heaters and 2 gallons per minute through electric ones. Faster flow rates or cooler inlet temperatures can sometimes reduce the water temperature at the most distant faucet.

How to size demand water heater?

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. First, list the number of hot water devices you expect to use at any one time. Then, add up their flow rates (gallons per minute).

What is the first hour rating on a water heater?

The first hour rating is the number of gallons of hot water the heater can supply per hour (starting with a tank full of hot water). It depends on the tank capacity, source of heat (burner or element), and the size of the burner or element. The EnergyGuide label lists the first hour rating in the top left corner as "Capacity (first hour rating).". ...

What temperature should a dishwasher be?

For dishwashers without internal heaters and other such applications, you might want your water heated at 140ºF (60ºC). In that case, you'll need a temperature rise of 90ºF (50ºC). Most demand water heaters are rated for a variety of inlet temperatures. Typically, a 70ºF (39ºC) water temperature rise is possible at a flow rate ...

How many people can fit in a 50 gallon tank?

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.

Do you need an energy guide for a water heater?

The Federal Trade Commission requires an EnergyGuide label on all new conventional storage water heaters but not on heat pump water heaters. Product literature from a manufacturer may also provide the first hour rating.

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