
How do I fix a leak in my hot tub?
- Gaskets at union fittings at the pump and the heater. First, cut off the power. ...
- Cracked PVC pipes. Cracked PVC pipes can be repaired in several ways. ...
- Worn or loose jets. Marlig’s Fix-a-Leak can be used to fix worn jets. ...
- Crack in the shell. Cracks in the shell can be repaired using Plast-Aid, Acrylic and PVC Repair on Amazon. ...
Full Answer
What should I do if my hot tub is leaking?
What do I do if my hot tub is leaking?
- If a hot tub is leaking, remove the side panels to identify the location of the leak. ...
- CLICK HERE to see Marlig Fix-A-Leak on Amazon. Of course if you need to disassemble the pump or heater, first, switch off the electricity. ...
- Most hot tub leaks come from the pump, it might need a new seal or housing. ...
How to clean a hot tub without draining it?
There are several ways to clean your hot tub by adding a few tips and tricks:
- Use bleach to keep your hot tub cover fresh.
- Use a hose filter for filling your hot tub.
- Use a spray cleaner for cleaning the filter cartridges.
- Use dish soap to clean the interior surface.
How to fix a crack in a fiberglass hot tub?
Things You Will Need
- Household cleaner
- Rag or sponge
- Sandpaper
- Fiberglass repair kit
- Scissors
- Paint brush
How to fix cloudy water in a hot tub?
Shock Dosing Your Hot Tub
- Test your hot tub’s chemical levels with a Dip Test Strip
- Shock dose your hot tub with Chlorine Granules. This shock dose will be dependent on your hot tub’s capacity. ...
- After you’ve carried out the shock dose you should wait for a minimum of 24 hours before testing your water with the dip test strips

Can a leaking hot tub be repaired?
Hot Tub Plumbing Leak Repair Leaking spa jets may need a new gasket (or just tightening). Leaking pipes and PVC fittings (90s, 45s, couplings) should be replaced if possible; just cut it out and replace the fitting with a new one. There are some PVC repair products, such as Mr. Sticky's, that can do the trick.
Is it worth fixing a leaky hot tub?
A hot tub is still worth fixing unless the shell or frame is cracked. Replacing a heater element, control pack, pump or blower is relatively easy and significantly less expensive than buying a new hot tub.
How do you fix a leaky hot tub?
0:322:09How to Repair Spa or Hot Tub Plumbing Pipes : Pools & SpasYouTubeStart of suggested clipEnd of suggested clipUse your regular PVC glue and primer. You could go to any sort of big-box or hardware store getMoreUse your regular PVC glue and primer. You could go to any sort of big-box or hardware store get regular PVC fittings you would cut this and you would fix it and you wouldn't have a leak anymore.
How do you find a leak in a hot tub?
How to Find a Hot Tub LeakTurn off power to the hot tub. ... Examine the fittings and pipes leading to the pump and the spa's heater. ... Follow each pipe to its jet looking for signs of leakage along the way.Place a drop of dark food coloring in the water in front of a jet. ... Let the water set to see how far it drops.More items...
How much does it cost to fix a leak on a hot tub?
The cost for repairing the spa leak, again depends on where and what is leaking, but in most cases spa leaks are fixed for under $500. Larger leaks buried deep in foam, or under the spa, are more likely $1000, and large scale freeze damage could be two thousand, or more.
What is the average lifespan of a hot tub?
5-20 yearsA hot tub can last anywhere from 5-20 years or more. Cheaper hot tubs made with lower quality materials won't last long. If those hot tubs are not well maintained, they may not last more than 5 years. Quality hot tubs that receive excellent care can be enjoyed for as long as 20 or more years.
What glue is best for hot tub repair?
Gorilla glue or superglue may hold your inflatable tub together long enough for a short use (or until your repair kit comes). You can use these in a similar way to the silicone suggestion from the last section. Alternatively, tape has been the go-to fix for punctures by parents for decades!
Why is my tub leaking from the bottom?
Leaking drains are a likely cause of water that seeps from underneath your bathtub. This could be a leak coming from under the drain, which would require the help of a plumber to set right. However, a leaking tub drain could also be caused by a failing seal in the vicinity of the drain assembly.
Will flex seal work on a hot tub?
Technically, Flex Seal does work with hot tubs. You'll be able to use it to fill a hole or a crack, but there are a few things to factor in about its usability: It should only be seen as a temporary fix: As strong and effective as Flex Seal is, it's not magic.
🤔 Where can the sealant be used?
Small leak sealants can be used with all types of spas, hot tubs, and pools. They work equally well with different materials.
🏆 What is the best hot tub leak sealer?
Our team reviewed each of the 12 available sealants and ranked them by their efficiency and safety. The most effective products are the Marlig Lea...
💪Is a sealant a durable solution?
It all depends on the size and severity of the leak. It may take several tries to seal the leak. But when the leak is sealed, it’s usually a perman...
⏳ How long after using the sealant can I use the hot tub again?
Do not restore to normal water circulation for 2 to 4 days. The sealant must dry and solidify to form a strong and long-lasting seal. Bathing can r...
💦 Do I need to drain the water after using the sealant?
You do not need to drain the water. The sealant does not affect the chemistry of the water, and any excess product will be eliminated with the rest...
What Can Cause A Hot Tub Leak?
There are endless reasons for a leaky hot tub or spa, but the vast majority of issues originate from just a handful of places.
How To Find A Leak In A Hot Tub
Hot tubs leaks can come from anywhere, not just the shell itself. In some cases, there may even be multiple leaks at the same time.
How To Fix A Leak In A Hot Tub
Not sure how to go about fixing the leak in your hot tub? Fear not, we’ve got you covered!
How to Fix Small Hot Tub Leaks
There’s a chance your leak is small and easy to fix, so don’t start ripping things out from under your hot tub without taking a moment to investigate. Pinholes and small cracks caused by age, cold temperatures, or manufacturing flaws are sometimes conquerable with a fix in a bottle. For that reason, it’s worth trying this step first.
How to Fix a Leaking Hot Tub Pump or Heater
A common area for leaks is on either side of the pump or heater, and to access this area, you’ll have to remove the hot tub’s side panels. Typically, this just takes loosening a few hand-turned fasteners and some shuffling. With the panel removed, take a look at the pump and heater.
How to Fix Leaks Around the Light
Another common area for leaks is the spa light. If the water level drops to around the height of the light, it could be to blame. The leak can come from a crack in the light fixture itself or the gasket behind it. You’ll probably have to remove the side panels to gain access to the light.
Other Common Hot Tub Leaks
The most challenging leak to locate is one coming from a jet, pipe, or hose buried inside the insulation. Finding a leak inside the insulation takes quite a bit of detective work. With as many access panels removed as possible, allow the hot tub to run like normal.
Tools and Materials
There are a few different ways in which a hot tub can leak, and the cause will determine which tools and materials you’ll need. Your best resource for replacement parts and materials will be a local pool supply shop, but you may be able to order parts online.
How to Fix Small Hot Tub Leaks
There’s a chance your leak is small and easy to fix, so don’t start ripping things out from under your hot tub without taking a moment to investigate. Pinholes and small cracks caused by age, cold temperatures, or manufacturing flaws are sometimes conquerable with a fix in a bottle. For that reason, it’s worth trying this step first.
How to Fix a Leaking Hot Tub Pump or Heater
A common area for leaks is on either side of the pump or heater, and to access this area, you’ll have to remove the hot tub’s side panels. Typically, this just takes loosening a few hand-turned fasteners and some shuffling. With the panel removed, take a look at the pump and heater.
How to Fix Leaks Around the Light
Another common area for leaks is the spa light. If the water level drops to around the height of the light, it could be to blame. The leak can come from a crack in the light fixture itself or the gasket behind it. You’ll probably have to remove the side panels to gain access to the light. Follow these steps to correct leaks around a hot tube light:
Other Common Hot Tub Leaks
The most challenging leak to locate is one coming from a jet, pipe, or hose buried inside the insulation. Finding a leak inside the insulation takes quite a bit of detective work. With as many access panels removed as possible, allow the hot tub to run like normal.
Tools and Materials
There are a few different ways in which a hot tub can leak, and the cause will determine which tools and materials you’ll need. Your best resource for replacement parts and materials will be a local pool supply shop, but you may be able to order parts online.
What causes a hot tub to leak?
Low pH and high bromine/chlorine content can cause leakage over time. You can use strips or digital meters to check the pH of the water. Minimize the amount of vibration. You can minimize the amount of vibration by placing your hot tub on thick rubber .
How long does it take to fix a spa water leak?
Identify and fix water loss within 24 hours. You don’t need to know the source of the leak. You just need to fill the spa and fix the water level (with scotch tape/marker or something else). After 24 hours, check and fix the new water level. Leave marks until the end of the repair.
How long does it take for a hot tub to recirculate?
Recirculate water for 6-8 hours. The seal is very heavy, so it sinks to the bottom. So, in addition to pump recirculation, you can help the sealant rise from the bottom by stirring (sweeping) it with a soft broom. Recirculate and clean the hot tub floor until the leak stops. Turn off the system.
What is sealant in a hot tub?
Put simply, a sealant is a concentrated liquid that plugs leaks in spa/hot tubs/pools. Using sealant helps you avoid expensive repairs. It can be used for materials of all kinds. Sealant does not damage the hot tub or spa’s pumps, heaters, filters, chlorine salt generators or other equipment.
How many ounces of water is needed for a hot tub?
So on average: a hot tub for 2 people (200 gallons) requires 3.2 oz. a hot tub for 4 people (300 gallons) requires 4.8 ounces. a hot tub for 6 people (350 gallons) requires 5.6 ounces. (We use average volumes of hot tubs. Your hot tub may vary).
Is leak sealer cheaper than hot tub sealer?
Leak Sealer is a much easier and cheaper solution. Most hot tub owners already know about leakage sealants, but there are still many questions about these products in online stores. In this article, I’ll explain what a sealant is, how effective it is and, most importantly, I’ll give you a step-by-step guide on how to use it properly.
Do leak sealers work?
Sealants work in about 80% of cases, and they are cheap enough to be worth a shot. If you have a leak that you can’t detect, sealants are your best choice. Only for bigger leaks and cracks are you likely to need professional help.
Can a leaking hot tub be fixed?
Yes. A leaking hot tub can be fixed. The first thing is to identify the source of the leak. Small leaks up to 1/8 inch in diameter can usually be fixed with Marlig Fix-a-Leak from Amazon.
Where do hot tubs usually leak?
Hot tubs often leak at the pump and union fittings on either side of the heater tube. But they can also leak where the jets connect to the acrylic shell or from a cracked PVC pipe.
Why is my tub leaking from the bottom?
All hot tub leaks will eventually pool on the bottom. But a large volume of water on the bottom of the hot tub will likely be a cracked PVC pipe.
How much do hot tub leak repairs cost?
Most hot tub leaks can be fixed by the owner for less than $50. However, for larger repairs or when hiring a hot tub repair company, expect to spend at least $200.
What is the life expectancy of a hot tub?
The life expectancy of a hard-sided, portable hot tub is between fifteen to twenty years. The manufacturer, water chemistry, and regular maintenance are some of the critical factors that impact how long a hot tub would last.
Do hot tub leak sealers work?
Hot tub sealers work for small leaks of up to 1/8 inch in diameter. As they are heavier than water but still liquid, they are designed to sink to the lowest spot; often the place where the leak has sprung.
What is the best hot tub leak sealer?
Marlig’s Fix-a-Leak is the best hot tub sealer for small leaks. I have used it and some other sealers in the past, and it is what I’ll recommend.
How to prevent a hot tub from leaking?
Minimize the amount of vibration. You can minimize the amount of vibration by placing your hot tub on thick rubber. The maintenance of a hot tub plays an important role in preventing leaks, ensuring the proper functioning of the tub, and effectively prolonging its lifespan.
How much does it cost to fix a hot tub leak?
If the reason for the leaks is due to small spa parts, most of the hot tub leaks can be fixed for less than $100. On the other hand, if there is an issue in the main components (like the heater, control system, pumps, ozonator) this could cost you $500 or more. Damages on a large scale could cost $1000 or more.
Why does my inflatable hot tub go down?
Now, let’s take a look at why some inflatable whirlpool baths go down (lose their air) The two main reasons why the inflatable whirlpool baths go down are due to: 1. A leaky air-valve.
How to tell if a hot tub leak has stopped?
To determine if the leak has stopped, you need to take the water level measurements. The procedure is to fill the hot tub with water, mark the water level, and let it work for 24 hours. After that, mark the new water level. If the results are the same – congratulations, no more leaks.
How to find a hot tub leak?
Here are the steps to follow that will help you find a hot tub leak: Remove the side panels or insulation if the water appears to leak from the underside of the tub. Turn off the power and use a flashlight to closely inspect the equipment compartment. Inspect the spa equipment section.
What is the most common component from where leaks initiate?
Pump. A pump is the most common component from where leaks initiate. For a hot tub pump troubleshooting, turn the power off and look for water leakage under the pump . If you find water there, you would have to replace the pump seal and maybe the pump itself (if required).
What happens if a tub leaks?
If the leak occurs from where the fitting is mounted to the tub, the problem is almost certainly with the fitting and it will need to be replaced. If a leak occurs because the tank has been empty for some time, allow the wood to expand to the full saturation point, which should block any minor leaks.
