25 Great DIY Hot Tub Ideas You Have to Try - Backyard Boss
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25 Great DIY Hot Tub Ideas You Have to Try

Let’s face it: hot tubs are pretty much everything you need for a home spa. They aren’t just the perfect spot to have a chit-chat with your family at the end of the day or that sweet spot where you can enjoy a glass of Merlot. They are also a way to soothe your body and help your mind relax.

With that in mind, some people might be tricked into thinking a hot tub is some sort of luxurious item that nobody can afford. News flash: not only are hot tubs affordable, but you can also make one for yourself. So, let’s go over 25 amazing hot tub ideas that you can turn into reality.

DIY Hot Tub

Home Made Solar Heated Hot Tub

wooden frame hot tub on the backyard
Check out the full tutorial at: https://www.builditsolar.com/

Since plans to go green is all the hype right now, what if you could power your home spa using solar panels? There are plenty of tutorials that will help you do just that, but also plenty of benefits in turning to this method. Not only will this help you save money on your electricity bill, but you’ll be doing the planet a favor by using up less energy. Even more, solar panels are not an expensive investment, and can take up very little space when used just to fuel a home spa.

DIY Hot Tub of Wood, Made with Felder Woodworking Machines

If you ever get the chance to work with (or know someone who world with a Felder combination machine), you can end up having one of these superb wooden hot tubs. This gem is an absolute beauty, being perfect for both modern and more traditional/rustic decor. It is spacious enough to hold larger groups of families, and includes a wooden bench for finding the right sitting position.

Beautiful Cedar Tub

cedar tub on wooden on the winter outsidewith chairs and table
Check out the full tutorial at: http://purelivingforlife.com/

You’ll notice that this cedar tub is very similar to the one we talked about earlier, but we had to include it because we can’t get over the fact that these tubs look absolutely amazing! The true challenge will be finding cedar at affordable prices, because this high-quality wood can be pretty expensive.

In-Ground Hot Tub Plan

Hexagonal Home Spa Build

Here’s a gorgeous time-lapse that will show you the entire process of building a hexagonal hot tub from scratch. Even though it took seven months to complete the project, it is truly a remarkable outcome that showcases elements of durability and finesse, including glass tiles, flagstone, and an Electric 18kW EcoSmart heater.

DIY Stock Tank Home Spa

This project will show you that everyone can make a stock tank hot tub that constantly maintains a temperature of 104 degrees Fahrenheit. You can place this gem anywhere in your backyard, and it doesn’t even require a large investment upfront.

DIY Hot Tub Jacuzzi

DIY Hot Tub Jacuzzi in gray cover with hose
Check out the full tutorial at: https://www.instructables.com/

A do it yourself hot tub that costs less than $250? I’ll take it! This ingenious idea right here is actually a hot made from two old sofas, a rubber garden pons sheet, and some reinforcing. The idea is brilliant because the sofas aren’t just for the perimeter of the home spa, but they also act as seating (and what a comfortable seating they make!).

DIY Hot Tub with Jets

Homemade $10 Jacuzzi

You’re probably thinking that a hot tub for $10 is just ridiculous and sounds mostly like a click-bait title. How is that even possible? Well, the idea is simple: by using a hose, you can transport hot water into an inflatable pool. It is literally the easiest way to make your own hot tub and enjoy a regular budget-type method of relaxation.

Budget Hot Tub

You’d think that for making your own DIY hot tub you’d need plenty of prior electrician/carpentry sort of knowledge, when all you really need is the right YouTube video. Don’t you just love it when you see how people can turn random items from around the house into really amazing stuff?

DIY Stone Hot Tub

A Solar Home Spa and Fountain

A Solar Home Spa and Fountain made of wood, large stones and bricks,
Image Source: http://www.greenhomebuilding.com/

I really don’t know what’s more impressive about this project: the design that blends the hot tub into the stone wall, the fact that it’s green because it uses solar energy power, or the fact that it combines both a modern and a rustic look, all in a single DIY project. Or, just try the fountain by itself if you already have a spa or make it as a gift for someone else! A fountain makes a great gift for hot tubbers!

DIY Rocket Stove Hot Tub for $100

For those of you who are not familiar with what a rocket stove is: it’s a stove that uses wood fuel with a small diameter. If you want to, you can connect it to a tub and have your own DIY home spa. Some of the items you’ll need for this project include hay, clay, sand, bottles, a tarp, and others.

DIY Home Spa From A Stock Tank Pool

The concept of making your own hot tub can seem a bit daunting, but with a fine tutorial like this one, you will be guided through the step-by-step process and learn that will a little bit of patience, anything is possible!

Hillbilly/Redneck Hot Tub

A hot tub under $100? Why not? When you start adding up the costs of the materials you need for a project like this, you’ll see that hot tubs are no longer a luxury item. The project uses some plumbing connectors, a container, copper pipes, a can of black spray paint, and some spare time.

DIY Concrete Hot Tub

Concrete Hot Tub Grotto

When I first laid eyes on this hot tub, I couldn’t help but think of the tranquility of a Japanese zen garden. There’s something about the combination of concrete and running water that’s very soothing in itself, without even considering the comfort that one of these tubs can actually provide.

Block and Brick Hot Tub

hot tub made of cement and tiles
Check out the full tutorial at: https://www.buildatub.co.uk/

Here’s one more DIY hot tub project to consider. This gem right here uses thermalite blocks and regular bricks to create the walls of the hot tub, and then concrete for the flooring, an enclosure made from timber, a roof so that you can use the hot tub regardless of the weather outside, and the necessary pipework. As far as hot tub enclosure ideas go, this one is pretty cool!

Fred Flintone’s Concrete Hot Tub Spa Jacuzzi

Not going to lie, the name of this project is just brilliant. However, there’s nothing actually prehistoric about this hot tub. It’s rather a sturdy example of how you too can make your own spa without investing hundreds, maybe even thousands of dollars in inflatable tubs that might not last as long as you’d like them to. Just make sure you know how to prepare it for winter.

Natural Hot Tub DIY

Hot Tub Spa Without Using Modern Technology

How amazing is this DIY hot tub? It’s a project that uses natural materials, such as mud and rocks, to create a product that doesn’t require any fancy equipment or the use of any technology, for that matter. With a simple floor-heating mechanism, it turns cold water into warm and soothing liquid.

Wood Fired Hot Tub

Here is one wood fired hot tub that was made by combining a gas bottle, stainless steel coil, and a liquid tank. The burner is made to look like an angry robot that’s just scolding everyone in sight, and it looks absolutely brilliant!

DIY Backyard Hot Tub

Portable Hot Tub

2 people inside the hot tub at the backyard
Check out the full tutorial at: https://www.instructables.com/

We love everything about this hot tub. This hexagon-shaped beauty uses materials such as pumping and heating equipment, ratchet straps, plywood, and a waterproof vinyl liner. The tutorial will guide your through the entire process, including the initial design steps, detailed information about the heating and water components, and even information related to the plywood that you should use.

DIY Wood Fired Hot Tub

To make this wood fired hot tub, you will need a 169-gallon galvanized steel stock tank, and a few more items. It is a really simple project to try if you have some spare time on your hands, but notice that this one is designed for individual use rather than for sharing with family or friends.

Wood-Fired Hot Tub

wooden hot tub on the backyard
Check out the full tutorial at: https://www.popularmechanics.com/

Few things sound as tempting as relaxing in a hot tub while enjoying the view. This tutorial is meant to show you how you can make your own wood-fired hot tub by using items such as stainless steel and high-quality wood.

Cedar Wood Hot Tub

You can try to build a hot tub out of many different types of wood, but nothing will look as beautiful and be as durable as cedar. While it is one of the more complicated DIY projects for a hot tub, it’s probably one of the best looking ones as well.

DIY Outdoor Hot Tub

Redneck Outdoor Tub


mother and baby inside a Redneck Outdoor Tub with trees at the back
Check out the full tutorial at: https://www.instructables.com/

The goal of this project was to create an outdoor hot tub that was actually built to last. As you might have guessed, the end result was based on the old-fashioned stock tank, which is one of the longest-lasting options out there. The rest is just plumbing and electricity.

Camping Hot Tub

3 women inside the hot tub
Check out the full tutorial at: https://www.instructables.com/

Have you ever sat around a campfire and through “Hm, you know what would be an awesome idea right now? A hot tub!”? Well, what if you could make it all happen, and all you would need is water, electricity, fire, and a couple of power tools to set it all up? This DIY project teaches you how to use stuff like hoses, pond pumps and rocks to make this entire scenario come to life.

Perfect for 6-10 Friends

men and women inside the hot tub
Check out the full tutorial at: https://www.instructables.com/

Have you ever wondered what it would be like to bring a spa-like experience to the comfort of your backyard, so that you can enjoy quality relaxation time with your friends and family? This DIY project will cost your roughly $650, but creates an experience that you can repeat over and over again, so one could argue that the price is well worth it. So if you had deck plans to redo your patio and add a nice, but affordable home spa, then this is an option for you.

Wood-Fired Ocean Hot Tub

group of people inside the hot tub during day time
Check out the full tutorial at: https://www.instructables.com/

Making one of these babies sounds more complicated than it actually is. The process basically implied using an inflatable hot tub in basically what appears to be a dream scenario by the ocean. Then, it pretty much requires ocean water, a bonfire, and a heat exchanger, and you have the setup required to really take your relaxation experience to the next level.


What do you get when you cross a passion for DIY projects, the desire to save money, and a little bit of free time? That’s right: someone who is willing to give any of these projects a go! Have you ever tried making such a huge home project before? Let us know in the comments if you tried one of these installations. Or if the DIY route isn’t for you, then check out our helpful buying guide for the best home spas and hot tub ideas.

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