How Much Does It Cost to Fix a Hot Tub? What the Pros Say
Even with the best hot tub, something can go wrong. Some things are easy and cheap to fix by yourself. The challenging part can be to find the right parts, particularly if you have an older or less known hot tub. In some cases, the fix is more complex and needs some professional help. Keep in mind that somebody needs to come to your house for the repair, as it will be costly to move the tub.
How much does it cost to fix a hot tub?
Generally, fixing a hot tub ranges from $200 and $2,000. Most people spend around $300 to repair the control unit. Major repairs, especially those that involve the tub cabinet and piping, can be as high as $1,500. Many factors influence the repair cost, like the type of problem and the cost of the parts.

The cost of fixing a hot tub varies depending on the type of repair that is done and the severity of the issue. In this article, I will show you all you need to know and provide you with tips from professionals to fully understand how much it costs to fix a hot tub.
Contents
- 1 How much does it cost to fix a hot tub
- 2 Cost of Repairs Based on the Type of Repairs
- 2.1 1. Cost of a Hot tub Cover Repair
- 2.2 2. Cost of Hot Tub Problems due to Hard Water
- 2.3 3. Cost of a Hot Tub Heater Repair
- 2.4 4. Cost of a Hot Tub Hole Repair
- 2.5 5. Cost of a Hot Tub Circuit or control Board Repair
- 2.6 6. Cost of Rebuilding a Hot Tub Cabinet
- 2.7 7. Cost of a Hot Tub Pump Repair
- 2.8 8. Cost of a Hot Tub Motherboard Repair
- 2.9 9. Cost of a Hot Tub Leak Repair
- 2.10 10. Frozen Pipes
- 3 Should I repair the hot tub part or replace it?
- 3.1 1. Hot Tub Filter Replacement
- 3.2 2. Hot Tub Jet Replacement
- 3.3 3. Hot Tub Pressure Switch Replacement
- 3.4 4. Hot Tub Diverter Valve Replacement
- 3.5 5. Hot Tub Cover replacement
- 3.6 6. Hot Tub Foam Insulation Replacement
- 3.7 7. Hot Tub Thermostat Replacement
- 3.8 8. Hot Tub Light Replacement
- 3.9 9. Hot Tub Motor and Pump Replacement
- 3.10 – Hot Tub Labor Cost
How much does it cost to fix a hot tub
We all like the relaxation and luxury offered by our hot tub, especially after a long day. Today, hot tubs come in different styles and sizes, and it ranges from the simplest inflatable models to more complex models with a lot of controls. Like every other device and appliance, hot tubs break down. Sometimes, these issues are easy to fix, and you can do them yourself. In that case, the cost is the parts you need. In other cases, you may need to contact your dealer or another professional to help you out.
In those cases, somebody will need to come to your house to check what the problem is. To keep the cost down, you should let them know what you think the problem is. This depends on your own knowledge, and a correct diagnosis is not always possible. But if the person who visits you can repair it immediately, it will be cheaper, instead of having to return again.
Cost of Repairs Based on the Type of Repairs
Hot tubs are getting more complex with more electronics, all of which can fail or break. This can lead to problems that will require professional attention. Below is a list of the parts of hot tubs that usually require fixing and the cost of fixing each part.
I have tried to list some of the more common repairs for your hot tub. The prices mentioned are indications. The actual price you will pay will depend on the hourly rate used, the cost of coming to your house, and the actual cost of the part for your hot tub brand. Parts for some brands are just more expensive than others.
1. Cost of a Hot tub Cover Repair
If you decide to fix your hot tub cover yourself, you'll spend between $50 and $80. Expect between $100 and $150 if you hire a professional. Like other parts that are on the outside, Covers will see their share of wear and tear, depending on your local environment. Often they can be fixed if you use a basic repair kit. If the cover is really old and in bad shape, replacing it can, in some cases, be a more economical choice.
2. Cost of Hot Tub Problems due to Hard Water
Expect the cost for problems with hard water between $50 and $100 if you do this yourself. You'll experience scale deposits in your hot tub and pipes if you live in an area with hard water. This can cause the water to become cloudy. However, treating hard water in hot tubs is affordable and easy. You only need the right chemicals and filter to achieve this. If you decide to hire a professional, it will cost you between $100 and $150
3. Cost of a Hot Tub Heater Repair
Repairing the hot tub heater will cost between $150 and $300. The heater is an important part of the hot tub because it determines how soothing and enjoyable the water will be. Heaters can start to wear with time, and this can cause an inconsistency in the temperature of the water. You can rewire the heater if the issue is not serious or you have to replace the heater.
4. Cost of a Hot Tub Hole Repair
Repairing a hole or crack will cost in the range of $100 to $250. Most hot tubs have a sturdy and strong design, but this does not imply that they won't crack or break when subjected to sudden impact or heavy pressure. Most professionals use fiberglass mixture to fix holes in hot tubs.
5. Cost of a Hot Tub Circuit or control Board Repair
The cost of repairing a circuit board is between $150 and $450, depending on the severity of the issue. In most cases, the whole circuit or control board will be replaced. It is important to repair the circuit board immediately because it is responsible for controlling functions and other features of the hot tub. Often you'll need a professional to handle this type of repair.
6. Cost of Rebuilding a Hot Tub Cabinet
The cost for rebuilding your hot tub cabinet depends on the size of the hot tub, but you can expect between $150 and $400 or more. In general, large hot tubs are more complex and would require more time, and the cost of rebuilding will be higher. Rebuilding a cabinet is a good option, especially if the old one is broken and has cracks. After the rebuild of the cabinet, your tub will look fresh.
7. Cost of a Hot Tub Pump Repair
Repairing the pump will cost you between $200 and $500. Your actual cost depends on the type of problem. The pump is a key component of the hot tub, as it powers the jets and circulates the water. It is also one of the more expensive parts to replace. I always recommend fixing it first. It is important to note that different types of repairs can be done on most pumps. This includes fixing loose connectors, bearings, impellers, and shaft seals.
8. Cost of a Hot Tub Motherboard Repair
The cost of repairing the motherboard is between $150 and $450. It is an important component and controls different processes and functions that allow water to flow, the heater on, and the jet to function. To easily access the fault, the panel is usually removed and the wires and connectors checked. In most cases, the whole motherboard will need to be replaced, as it is difficult to repair it on site.
9. Cost of a Hot Tub Leak Repair
Generally, there can be many different causes for a leak. Depending on the type of leak, the cost to fix it by a professional is usually between $250 and $1,500. Hot tub leaks are often due to faulty pumps or issues with connections and valves. Repairing leaks due to pump issues is more expensive than repairing leaks due to valve issues. Cracks in the shell are another cause for leaks and require a different repair.
10. Frozen Pipes
Fixing frozen pipes in hot tubs costs around $200 to $500. Frozen pipes can lead to cracks in the pipes or pump. They must be fixed without delay, and often mean the pump and or part of the pipes need to be replaced.
Should I repair the hot tub part or replace it?
In some cases, fixing the hot tub part is just not possible. The only solution will be to replace the faulty part. Sometimes replacing can also be a more cost-effective solution for a professional. Fixing the part can take more time, and in that case, the labor cost will be higher than the cost of the part. Below is a list of possible replacement needs you are likely to encounter and the cost of fixing each one:
1. Hot Tub Filter Replacement
The hot tub filter keeps contaminants and dirt out of the hot tub. The filter requires regular cleaning and maintenance to prevent it from becoming clogged. It is also prone to wear and tear, and you'll need a replacement when this happens. In general, replacing the filter is really easy. No need to hire a professional. The cost for a replacement filter is between $25 and $60.
2. Hot Tub Jet Replacement
The costs of a hot tub jet replacement are between $50 and $200. Depending on your hot tub design, you can replace it yourself. Ensure that you use the correct model and size, and make sure the seal is good. Else it can introduce a leak. If you are unsure, ask a professional for help.
3. Hot Tub Pressure Switch Replacement
On average, a hot tub pressure switch costs around $100 and $250 to replace. The pressure switch controls the flow of water and ensures that the heater does not overheat or burn out. Replacing this component is easy, but it's best to leave the job to a professional.
4. Hot Tub Diverter Valve Replacement
The cost for replacing the hot tub diverter valve is around $100 and $200. Expect when you have a lot of knowledge, I recommend leaving the replacement to a professional. The diverter valve controls the flow of water to different parts of the hot tub.
5. Hot Tub Cover replacement
The cost of replacing the hot tub cover is between $75 and $500. However, this depends on the type and size of the hot tub cover. The cover is essential to protect the tub against debris, dirt, insects, and other unwanted particles. This replacement is easy, and you wouldn't need a professional.
6. Hot Tub Foam Insulation Replacement
In most cases, fixing the foam insulation costs between $200 and $400. The foam insulation is important for keeping the water temperature without running the heater all the time. It also protects different hot tub parts from frosty conditions during winter. In some models, the foam insulation is prone to damage, thereby requiring replacement which should be done by a professional.
7. Hot Tub Thermostat Replacement
The cost of replacing the thermostat is between $125 and $250. Without the thermostat, the temperature will not be regulated properly. You won't be able to get the desired temperature in your hot tub. Replacing the thermostat should be done by a professional because it often requires disconnecting the control box.
8. Hot Tub Light Replacement
Lights in hot tubs help to improve its aesthetic appeal and make it a lot easier to use a night. However, these lights are also prone to fail, thereby requiring a replacement. The cost of replacing the light is between $100 and $250. Luckily, modern led lights last super long, and in most cases, will not fail or need to be replaced during the lifetime of the hot tub.
9. Hot Tub Motor and Pump Replacement
The cost of replacing the hot tub motor or pump is between $250 and $1,000 each. Depending on the brand and model of the pump or motor.
– Hot Tub Labor Cost
In addition to all the part prices mentioned above, there is an additional cost: labor. However, this only applies when you hire a professional to handle the repairs. Labor cost is mostly between $75 and $130. However, some workers charge extra money for diagnosis, usually around $100 to $200. Also, travel time to your location can be charged separately.