The major differences are height, gallon capacity and required height for plumbing connections. Tall water heaters range are about 16 inches taller, can hold up to 50 more gallons of water and require 10 inches more height for plumbing connections. Other than that, there is no distinguishable difference in performance.
Is a bigger water heater more efficient?
All other things being equal, the smaller the water heater tank, the higher the efficiency rating. Compared to small tanks, large tanks have a greater surface area, which increases heat loss from the tank and decreases the energy efficiency somewhat, as mentioned above.
Does the height of a water heater matter?
When getting a quote for a new water heater it is important to know not only how many gallons your water heater is but the exterior dimensions as well. Both the capacity and height will have an impact on how much your water heater will cost.
What is the difference between a lowboy and a short water heater?
Lowboys or Short Water Heaters
These units are shorter and wider than a normal water heater. They hold the same amount of water as their larger counterparts while still fitting in areas with limited headroom such as crawlspaces and under cabinets. Lowboys vary between 30 to 49 inches and hold up to 50 gallons of water.
How high does a water heater need to be?
18 inches
According to the Uniform Plumbing Code, a natural gas tank water heater should be installed at least 18 inches from the ground.
What size hot water tank do I need for a family of 4?
Water Heater Sizes
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.
What size hot water heater do I need for a 4 bedroom house?
So for a four-bedroom house, you’d calculate based on having five people live there. Multiply this number by 12 gallons, and that is the FHR. So in a three-bedroom home that has four people, the FHR would be 48 gallons (4?12 gallons).
How tall is a tall 50 gallon water heater?
Smith® 50-Gallon Tall Electric Water Heater 21″ D x 60-1/4″ H | HD Supply.
About this item.
| Assembled Dimensions | |
|---|---|
| Product Depth | 20.5″ |
| Product Height | 59″ |
| Product Weight | 125 Lb |
| Product Width | 20.5″ |
What size water heater do I need for a family of 5?
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).
What size water heater do I need?
Household size plays a big role in determining the right water heater size. A home with two or fewer people can be served by a 23- to 36-gallon tank. A tank size of 36- to 46-gallons is best for homes of up to four people. A home with five people can be served by a 46- to 56-gallon tank.
How many gallons per minute do I need for a tankless water heater?
The best sizing factor for a tankless water heater is its flow per minute rate. A 3.2 gpm, tankless heater can heat 3.2 gallons of water per minute, which is roughly enough to provide hot water to a shower and a sink. To find the correct capacity, add up all of the fixtures that you expect to use at the same time.
Are Rheem water heaters good?
Rheem is a good, mid-level water heater brand that’s not too expensive. Its reputation for manufacturing durable, reliable water heaters makes it a good choice for most homes.This gas water heater is Energy Star rated and has a 12-year warranty.
How far does a water heater have to be from a wall?
Water heaters must be surrounded by a certain amount of clearance, or air space, to function properly and safely. A clearance area of 12 inches is required on all sides of a hot water heater.
Do hot water heaters need to be elevated?
Water heaters only need to be raised (per code) if they are using an ignitable fuel source (gas, propane, etc). And even then, the code is that the ignition mechanism is what needs to be raised. If your water heater is electric or a heat pump, no need to raise it per code.
Do Rheem water heaters have feet?
Every water heater I’ve ever had has always had short legs under it to raise it 2-3 inches off the floor. Looking at Home Depot’s site, it looks like the Rheem units they sell all come with no legs and sit directly on the floor, as with the Richmond units I see at Menards.
How long of a shower can you take with a 50 gallon water heater?
If a water heater has a 50-gallon tank of fully-heated water, it should easily be able to supply enough hot water for a fifteen or twenty minute shower. Showers longer than that are unnecessary.
Is a 50 gallon hot water heater enough for a family of 4?
For a four-person family, a 50-gallon water heater is sufficient. 50-gallons is good if you’re using electricity, and 40 gallons will work for natural gas or propane. Families with more than five persons may benefit from an 80-gallon electric water heater or 50-gallon gas water heater.
Can you replace a 50 gallon water heater with a 40 gallon?
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.
How many showers can you have in a 40 gallon tank?
A 40-gallon water heater can provide up to 2 showers in an hour (if you’re not using any other water appliances).
Is a 20 gallon hot water heater big 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. The versatility of the 20-gallon size makes these heaters ideal for many uses.
Are tankless water heaters cheaper?
Tankless water heaters have a higher purchase cost than a traditional storage tank. The cost of a tankless water heater can range anywhere from $2,000-$4,500 compared to a storage tank water heater which ranges from about $500-$800.
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