
These are the 3 most commonly used foundation types for a hot tub:
- Grass. The grass is definitely one of the most used surfaces under a blow-up hot tub. ...
- Concrete pad. This type of foundation is recommended whether or not your tub is an outdoor one or an indoor one. ...
- Crushed gravel or stone. This type of foundation is recommended especially if your tub is to be situated outside. ...
- Ready-made synthetic tub pads. ...
What should I put under my hot tub?
What kind of surface can you put a hot tub on? Install Your Hot Tub On A Solid Surface. A level concrete pad or a reinforced deck are the most common surfaces hot tubs are installed on. However, depending on the spa model you use, you may not need to …
What is the best base for an inflatable hot tub?
Besides, the first step into your hot tub should start on a comfortable surface, since the whole purpose of a hot tub is relaxation. These are the kinds of surfaces which help make your experience perfect. Wide stone or concrete paving around the house This paving is …
What is the best foundation for a hot tub?
It’s very important that a hot tub is installed on a completely flat surface. This is because you need to ensure the weight of the spa is distributed evenly, so that the frame doesn’t shift or bow once it’s filled, or when it’s being used. If this happens, you risk …
How to pour a concrete slab for a hot tub?
Hot tub pads. These can be a great solution and are easier to lay than either a gravel bed or concrete pad. You need to dig out a perfectly level surface on the ground and to make sure that the earth is thoroughly compacted. The pads then interlock together and lie in the ground at the size of the hot tub footprint.

What can I put my hot tub on?
A hot tub requires a stable surface — whether it's a concrete slab, reinforced deck, or firmly compacted soil with crushed gravel. There's also the option to have the hot tub installed in the ground but that still requires a concrete vault.Aug 19, 2019
What is the best material to put a hot tub on?
A concrete surface is an excellent base for your hot tub as this material is extremely sturdy and long-lasting. If you have an existing patio made of concrete bricks, make sure it's in good condition and is level (not angled for drainage). A customized poured concrete pad is an even better choice.
Do I need to put anything under my hot tub?
A level base will ensure your Hot Tub transfers the weight of its contents through the structure correctly. This will prevent any warping and any unnecessary strain on the tub. It'll also mean the water doesn't spill out of one side!
Can you put a hot tub on a patio?
You can put a hot tub on a deck, patio, under a gazebo, or anywhere else in your backyard (or indoors) that meets the foundational requirements.
Can I put hot tub on gravel?
The construction gravel should be topped with another layer of smaller sized pea gravel until it is perfectly even with the edges of the excavated area. So yes, a hot tub can sit on gravel! To find out more about hot tub installation requirements, download a hot tub buyer's guide.Oct 18, 2018
Can I put a hot tub on pavers?
A hot tub can be placed on pavers, but ensure that they can bear the weight of the hot tub, including water and persons. Ensure that the floor is level and solid. Most pavers are laid at an angle to improve rainwater removal. Such a slope is not suited for a hot tub.
Can you put hot tub on grass?
Can a hot tub go on grass? A hot tub CANNOT sit directly on grass or earth. A hot tub holds too much weight to sit on grass. It will inevitably sink, the environment beneath the hot tub will be wet and untidy and it could lead to rot if you have a wooden framed spa.Mar 27, 2021
Can I put a hot tub on patio stones?
Hot tubs require a level base that is able to support the weight of the hot tub when it is filled with water and bathers. You can use a concrete slab, gravel, a deck or patio pavers as options to support your hot tub.Aug 12, 2020
Can you put a hot tub directly on the ground?
Outdoor hot tub placement, such as decks, concrete or brick patios, is common. However, the hot tub can be placed on any solid, uniform, level surface. Do not place your hot tub on grass or bare ground.
Can hot tub sit on deck?
Yes and yes. Installing a hot tub on your deck will help you get the most out of your investment. The closer the hot tub is to your house, the more likely you are to use it.Jan 5, 2022
Can you put a hot tub in a gazebo?
A gazebo built around your hot tub is a good choice if you are looking for: Privacy and protection from the elements. An extension to your home or patio. Walls, curtains, or other panel options around the structure for maximum privacy and a variety of aesthetic options.
How far should a hot tub be from the house?
Best Location for an Outdoor Hot Tub Proximity to the house. To reduce the risk of electrocution, place your tub at least 16 feet away from overhead power lines. To protect your home and outbuildings from potential flooding, keep it at least 5 feet from any structure.
❓ What is the best surface to put a hot tub on?
It depends on your conditions and resources. The best possible variants are: A wide stone or concrete paving around the house Deck around the back...
👾 What building permits do I need to have to place a hot tub?
Air jets work using a blower (which inflates the hot tub) that in turn pumps air through a series of tiny holes. When there is enough air to pass t...
☄️ Can you put a hot tub anywhere?
It is important to have a firm foundation (max 10x10ft / 3x3m) that can bear the weight of your chosen model. You cannot just place your hot tub an...
❄️ Can I use a hot tub outdoors in the winter?
Before considering a model, you must have a clear set of requirements. Answering the following questions is crucial in determining the right Jacuzz...
✏️What should I put under my hot tub?
You need to prepare a suitable surface for the hot tub. There are 2 ways that you can do this: a concrete slab (cheaper but long-lasting option) an...
💥 Can I put an inflatable hot tub on my balcony?
Only in some cases. According to U.S. residential building codes, permitted floor load on the balcony can be from 30 Lb/ft² or more. Before ins...
Best in most cases: Concrete
A concrete pad is one of the most common types of hot tub base. This is what most manufacturers or hot tub stores will recommend.
Best for portability: Synthetic Spa Pad
A less permanent option is a ready-made synthetic spa pad like the EZ Pad or Handi-Pad.
Best for durability: Gravel
Gravel is an excellent choice for a hot tub base. It's relatively cost-effective and easy to install, plus it's very good for drainage. This is important because you need to make sure any rain water or overspill from your hot tub is able to drain away from the base. And unlike concrete, gravel won't crack over time.
Best for the view: Deck
Cost for 8x8' spa base: $0-$1,000+ (this varies a lot depending on exactly what work you need)
FAQs
It’s very important that a hot tub is installed on a completely flat surface. This is because you need to ensure the weight of the spa is distributed evenly, so that the frame doesn’t shift or bow once it’s filled, or when it’s being used. If this happens, you risk damaging the spa and voiding the warranty.
What is the best base for a hot tub?
A concrete base is ideal, alternatively a terrace or patio, a gravel area or a decking area. Hot tubs are really heavy when full of water so all bases need to be extremely sturdy. It’s also important that the base is completely level to avoid putting a strain on the hot tub and to keep the water level even. Getting the base right is the key ...
How much room do I need for a hot tub?
How much room do I need for a hot tub? A small hot tub will have a footprint of around 6 feet by 6 feet. You will also need to allow around a foot of clearance around it for maintenance.
Why do people like hot tubs?
Most people like their hot tub to be relatively close to their home mainly just for the convenience of getting in and out, getting showered, getting dried etc. It’s also nice if the hot tub can be part of the home rather than you having to make a special effort to walk a long way to use it.
Do you need an electrician to hook up a hot tub?
The only other connection they require is electricity. For a permanent hot tub you will need a professional electrician to set up a proper outdoor electrical connection. For an inflatable hot tub it is recommended that you plug the hot tub into a purpose-built outdoor socket.
Can you move a hot tub?
Fixed or permanent hot tubs can be moved but, depending on the size of the hot tub, you might need professional help. Bear in mind that you will need to rethink the base issue and have the electrical connection broken and reconnected by a professional electrician as well.
How thick should a concrete pad be?
It will be strong, it will be level and it’s not too hard to DIY if you want to. Ideally, the concrete should be 6 inches thick and reinforced with rebar. It will need to be on a hardcore or rubble base to give a good foundation.
Can a deck be used for a hot tub?
The main issue is one of weight. Generally speaking, a standard deck will not be designed to take the weight of a hot tub. It’s not just the strength of the deck boards themselves that are the issue but the supporting structure beneath.
Above Ground – Existing Base
Installing a Hot Tub above ground is typically the more straightforward approach as it avoids the need for excavation.#N#If you have a patio or decking area this may be a suitable base for an above ground Hot Tub. There are two absolutely vital qualities an existing base needs to have: it must be level and it must be strong.
Above Ground – New Base
If you’re having a base installed especially for your Hot Tub we would recommend a patio, decking area or poured concrete base. Whatever you choose make sure whoever installs it for you ensures the base is level and large enough for your Hot Tub and steps.
In the ground
If you are planning for your Hot Tub to be installed in the ground you’ll need to contact an expert who has previous experience with Hot Tubs. As with all trades, someone who has been personally recommended to you is a wise choice.
What is the best material for a hot tub?
In general, gravel serves as a good option for an outdoor hot tub base due to its ability to provide proper drainage for any rainwater or overflow from the tub itself. Plus, unlike concrete, gravel forms a solid foundation that won't crack over time.
What are spa pads made of?
Spa pads usually come in several interlocking pieces. They are made from plastic, but strong enough to carry the weight of any hot tub full of water and bathers. They're also resistant to chemicals and temperature, so no need to worry about overspill from your tub, or leaving them out year-round.
Can you lay pavers on concrete?
In most cases, you'll want to lay your pavers on top of a level concrete slab. If you don't want the hassle of installing concrete, you can get away with sand plus base panels, or gravel, to provide a sturdy base instead.
What is the best base for a hot tub?
Gravel is an excellent base for hot tubs because it allows for drainage of water while being sturdy enough to handle the high weight of a hot tub. While some people may think that their deck or patio is the go-to placement for their hot tub (due to convenience and aesthetics), gravel may actually be a better option.
What is a hot tub made of?
Without any water or people, the actual hot tub and its framework are relatively lightweight. Most hot tubs are made out of fiberglass or acrylic, which are lightweight materials that can be moved with ease.
Why is my hot tub not working?
Trying to create your base where the earth is bumpy, hilly, or has other deformities may cause the hot tub to not work properly or be damaged. A level area is key to a successful hot tub base. Construction gravel isn’t the most pleasing to the eye.
Is gravel easy to install?
Gravel is easy to install. Gravel is a quick option that can be installed in a few hours, unlike other options that may require more time and effort. Gravel won’t end up cracking over time like concrete. This is due to the fact that gravel allows for ample drainage, rather than sitting on the surface.
How to make a hot tub more calming?
Want an easy way to make a hot tub even more calming? Add water features, like fountains, to the area around it. You could also add plants, turning the space into your version of a meditation garden.
Why is plastic grass used in tubs?
Plastic grass boosts your comfort because it looks natural. You may not want your tub to ruin the effect. That’s why you should look into luxury tubs that use stone, wood, or materials that also look natural for the siding.
Do you need to mow fake turf?
You never need to mow or water fake turf. It stays in great shape all year long with very little upkeep. Cleaning it is usually as easy as spraying it with a hose. Thus, it gives you the chance to enjoy having a spa without having to devote constant effort to keep the space surrounding it in good condition.
Do fake lawns drain water?
That said, they usually drain water much more quickly. If any water spills out, you won’t have to worry about the area around it staying soggy and wet for a long time.
Do you need to maintain artificial grass?
You don’t need to do much to maintain artificial grass. Stressing over keeping the area around your hot tub clean all year long defeats the purpose of having a hot tub. With artificial grass, you can enjoy it without that added burden.
