How Many Gallons In A Bathtub

How Many Gallons In A Bathtub with Types

If you want to buy a new bathtub, then you need to know how many gallons of water your new bathtub can hold because a lot of things will depend on it. Want to know what are these things that depend on it? Then keep reading.

If you are thinking of installing a new bathtub in your bathroom, then how many gallons it can hold does matter a lot. When you fill your bathtub with water it weights way more than when it was empty. And with your body weight on it you can imagine how heavy it becomes right? So, keeping it in mind you need to think about how much weight your floor can keep up with and do the math before buying a new bathtub.

Next you will need to know the water capacity of your bathtub, if you want to install a water heater. If you want to have a bath with your bathtub full of hot water, then you need to buy a water heater which can keep up with your bathtub water capacity.

Example: If your water heater can hold 50 gallons of hot water and your bathtub measurement is for 80 gallons of water, then you might get run out of hot water before your bathtub is half full. If you buy a water heater which has a water capacity of 100 gallons or more, then you can might have the hot bath of your desire.

There is nothing called a 'standard bathtub' exits. Tons of measurements are available in the market, and they are all different in a way or another. But the most common measurements for a bathtub can hold anywhere between 35 to 5o gallons water. But it all depends on the size, shape and style of the bathtub.

So let’s check what things to consider to know how many gallons in a bathtub.

Bathtub Size

The size and shape of your bathtub are really important. If you want to fit in your tub and feel comfortable, then you need to buy a tub that fits all your measurements. If you are small in size, but your bathtub is way large for you or the otherwise, then you may not have the comfort and relaxing bath you dream of.

How many gallons of water your bathtub can hold also depends on the size. There are a lot of various sizes of bathtubs on the market but you need to find the one that matches with your measurement and fits in the space you want to adjust it.

The typical size bathtub is around 30 inches wide and 60 inches long. Though various types of bathtub sizes are available depending on the types of the bathtub but the average is 5ft. long and the width is 30 to 32 inches.

A bathtub can hold up to 110 gallons of water, depending on the size. But an average size bathtub holds 35 – 50 gallons of water. There are other size options if you have a particular choice or measurement. And the gallons of waters are different for each size of a bathtub.

If you want to buy a water heater, then the bathtub size also matters because you need to count how many gallons of water your bathtub holds and on that you have to decide whether you need a smaller water heater or a larger one. Now a days tankless water heater most popular in the market.

Recent post: what size tankless water heater do I need and Know Tankless water heater pros and cons

Bathtub Shape

The capacity of water in a bathtub also depends on the shape of it. The depth and overflow drain placement are different in various tubs and also for that the capacity of water it can hold changes.

The depth and height of a tub are two totally different things. The height refers to the outside measurement of the tub from bottom to top edge while the depth accounts the inside height of the tub, from inside bottom to the top edge.

Example: If the height of the bathtub is 36 inches then the depth will be around 31 inches.

So basically, the depth for standard bathtubs is 14 to 16 inches, but it can change in other types of tubs, and along with it the capacity of water also changes.

Now all you can do is to decide on the type of bathtub you want and find out the right size you need and then check how many gallons of water it can hold. Done!

To help you with the knowledge, let's look at some mostly used bathtub types and their features.

Types of Bathtubs

Standard tub

Standard bathtubs are the common type bathtubs most people use. They don't have any specialty about them. They come with the most common size and shape of 5ft by 30 inches tall and wide, 14 to 16 inches deep and have a few ways of installation options.

These tubs are easy to install. Commonly used amongst general people. And it is also the most affordable of all the bathtubs types.

Soaking tub

If you want to have a full soaking bath experience, then soaking bathtub is here for your needs. It is deeper than the standard bathtub so you can have the best soaking experience from it.

Soaking baths are so popular among so many people and they are designed with various materials and styles. Some soaking baths are not only deeper than the standard bathtub but also comes with the longer and wider measurement for a comfortable bath.

In the soaking bathtub, the water comes up to the neck, and it makes the bath more relaxing and luxurious. They are slightly expensive than the standard tubs.

Whirlpool tub

Whirlpool bathtubs give the most pleasurable baths because of their jets system, which shoots water, and it is placed so strategically where a person's muscles are should be. It gives someone a relaxing and messaging bath which good for the people who have aches or pain on muscles or joints.

These baths are also a high demand for the working people as its systematic jets makes a bath relaxing that helps to reduce the long day stress and tiredness. These bathtubs are more expensive then above mentioned tubs.

Air tub

Air tubs are a beat more relaxing and comfortable for some people then whirlpool tubs because they have the same strategically placed jets but instead of water they shoot air out of those jets which makes pressure spreads out and because of this its sensation is less concentrated. Some people find this bath more relaxing and pleasurable then whirlpool.

The whirlpool tubs and air tubs often come with the same size. It is a beat more expensive then whirlpool tubs but luxurious and gives an amazing pleasurable bath that it worth's the price.

Combination tub

If you can’t decide from above four bathtubs which one you should have or if you want to have all of these features in a single bathtub, then combination bathtubs are for your desire. These bathtubs can have all the things you need in your bathtub. It can be your soaking bathtub with the air or whirlpool jets or both.

But adding more technology in a single bathtub will increase the cost at a higher price. But if it worth’s it then go for it.

Walk-in tub​​​​

Walk-in bathtubs are for some particular group of people. Its usefulness is more to those who need it but not for relaxation. These tubs are usually made for aged people or people with disabilities who have a problem with climbing the regular tub.

These tubs have a door, a seat and something to grab. So the aged people need not to lift legs and bend to climb the tub which is difficult for them. Also, the seat allows for sitting comfortably, so they don't have to sit all the way to the floor.

Keeping it in mind, they made these tubs for them so they can go in and out safely. These tubs take away a lot of risk for them because it is functioned that way. So the cost is a lot expensive than the others. These tubs come with different sizes-

  1. Small size is 48 inches long 28 inches wide and 38 inches’ depth.
  2. The medium one is 60 inches long, 30 inches wide, and 38 inches in depth.
  3. Large is also 60 inches long but 36 inches wide and 38 inches high in depth.

Alcove tub

Alcove bathtubs are easiest to install among all these bathtub types. These are usually placed somewhere between three walls and the fourth side stays free. That's why these tubs are the easiest installation option. Because of this, they are easy to remove and replace. Sometimes they also include a showerhead and a faucet.

These tubs are the most affordable bathtub option of all.

So, the tub comes with the sizes-

  1. A small one is 50 inches long, 30 inches wide and 15 inches deep.
  2. Medium is 60 inches long, 32 inches wide, and 18 inches deep.
  3. The large one is 72 inches long, 32 inches wide and 20 inches deep

Freestanding tub

Freestanding bathtubs are the beauties in design and also flexible to place. These bathtubs don’t need any wall to set up, instead they have their own stand and because of that you can place them wherever you want. And the stands are designed the way so that they can support the full weight of the tub.

So because of their freestanding style, they take more space than the other bathtubs. They come in so many designs, shapes, and sizes. And of course, expensive then all types of bathtubs.

These tubs come with the sizes-

  1. Small is 50 inches long and 24 inches wide, and the depth is also 24 inches long.
  2. The medium size is 60 inches long, 30 inches wide, and 30 inches’depth.
  3. The large size is 72 inches long and 32 inches wide and 30 inches’ depth.

Corner tub

Corner tubs are based on the corners of the bathroom. It is basically for those small space bathrooms where you cannot put a standard bathtub. Corner bathtubs are easy to install, even some of the tubs come in as freestanding bathtubs.

They can be like standard alcove baths or can have various feature combinations. Corners tubs can also be used as shower stands so that they both might be in one place to spare the space. Check it out yourself before buying one to see if you feel comfortable in it.

These bathtubs come with the sizes-

  1. The small one is 48 inches long, 48 inches wide, and 18 inches high.
  2. The medium size is 60 inches long 60 inches wide and 20 inches high depth.
  3. The large size is 72 inches long, 72 inches wide and 20 inches high in depth.

Undermount tub/Drop-in tub:

These bathtubs are something different than the others because they come with the only shell, no finished sides only the under-mount come with a deck. This means you need to give them a frame as you like. You can fit them against a wall or can install them as an alcove bathtub it's up to you.

Most of the time, these bathtubs are installed to match the interior. This means you can give it any shape, design, color to match your interior. That's why this type of tubs way costlier. You have to give them a frame then install them; this takes a lot of expense.

These tubs come with sizes of-

  1. Small 50 inches long 30 inches wide and 15 inches long.
  2. Medium 60 inches long 32 inches wide and 18 inches’ depth.
  3. And large is 72 inches long 32 inches wide and 2o inches depth.

Conclusion

The gallons of water your bathtub can hold is a really important thing. And it directly takes you to the bathtub options. There is a lot of opportunities to think when buying a bathtub.

But whatsoever remember what you need, which installation process you are comfortable with, and also the required measurement. Then you will find your desired bathtub and be happy with the ultimate pleasure you will get.

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