15 Best Hot Tub Chemicals of 2022 | Reviews & Guide

The main function of all hot tubs is to deliver a fulfilling spa experience. Glistering clean spa water ensures that you have a mesmerizing experience in your bathtub.

However, if you pay no attention to maintaining the quality of the hot tub water, you will have the same experience you desire. Even though your hot tub contains a smaller volume of water than your swimming pool, it still requires the same levels of care and diligence.

The heated water changes the chemical balance consistently in your hot tub. Therefore, you need the help of chemicals to maintain water chemistry by eliminating contaminants and reducing unpleasant odors.

Several types of chemicals, such as bromine and chlorine, help in clearing unnecessary microorganisms from your spa water.

The significance of cleaning your spa water calls for the use of the right sanitizer. To choose the right sanitizer, it is crucial to understand the basic features of the best sanitizers available in the market.

Depending on the usage and size of the tub, you may have to choose from a variety of hot tub chemicals from time to time. However, it is crucial to test the water first before choosing a type of chemicals. Here is a list of reasons for requiring chemicals.

• Chemicals help in maintaining the right alkalinity levels. The maintenance of the proper alkalinity levels will prevent fluctuations in the pH levels.
• The chemicals also help in determining the proper pH levels, depending on whether you need to increase or decrease them.
• A sanitizer also helps in getting rid of bacteria and viruses. These contaminants usually survive and thrive in warm water.
• Chemicals also break down any organic contaminants in your tub.

Now that you are aware of the significance of the use of chemicals, here are the best sanitizers that you can use to clean the hot tub.

Best Hot Tub Chemicals

1. Leisure Time Spa Sanitizer Spa 56 Chlorinating Granules (3033A)

The 30330A from Leisure Time is one of the few products that are known for its efficiency. The sanitizer takes no time to dissolve in the water and killing the germs within, removing the impurities from the water.

Experts also recommend this product because it doesn’t take up the natural balance of spa water by maintaining neutral pH levels.

Adding the right amount of sanitizer to specific gallons of water is enough to give shock treatment to the tub. The hazardous chemicals used for the shock treatment means that the pool will be ready for use two days after the treatment.

2. Clorox Pool and Spa 23006CLXCA

This Clorox pool and spa granules dissolves super-fast and helps in removing all types of impurities and contaminants from the water. The sanitizer is also used for providing shock treatment too, the chemical leaves the pool germ and bacteria-free while preserving the calming blue color.

The minute particles responsible for chlorinating are well protected against the scorching beams of sun and work equally well in salt and chlorine pools and hot tubs.

Therefore, if your spa is becoming a hub for all kinds of bad odor and irritating elements, this super cleaning agent is the product you need.

3. SpaChoice 472-3-5081 Chlorine Granules

If you are looking for a product that has chlorine granules that dissolve completely in water without taking much time, then this product by SpaChoice is the ideal solution. The product ensures that your spa is clean and tidy through the help of chlorine granules the ultimate enemies of bacteria.

The product helps in the removal of bacteria from your pool while preventing the regrowth of algae.

The product site has a user guide, which you can download easily. Another good quality of the product is that it comes with complete technical specifications making it easier for you to apply them appropriately.

The spa sanitizer, however, fails to maintain the balance of chlorine in the pool or spa on most occasions. Additionally, the product is also not ideal for plastic bath and spa tubs.

4. Spa Essentials 32130000 Granules

This is one of the products that don’t need pre-dissolving for the granules to dissolve quickly. The product is convenient to use, and the concentrated formula makes it even more effective.

The chlorinating granules, in addition to working as a sanitizer, also serve the purpose of an oxidant. This not only saves you from the hassle of choosing and buying multiple products but also saves you precious money.

The perfectly stable chlorinating impact makes these granules stand out from those of the other products in this compilation. The granules not only clean the pool but also make it soothing for the human skin.

5. Leisure Time Spa Tablets

Different from the other hot tub chemicals, these tablets are easy and convenient to use. The tablets are round in size and measure a total of 1-inch. The tablets also fit the floaters and feeders of the spa perfectly, helping in the continuous release of bromine.

The tablets are sound on dantobrom chemistry and are similar to a bromine sanitizing system. These tablets continuously disinfect your pool by killing germs and bacteria. The tablet diffuses in a way that it distributes bromine equally in the water and maintains a stable level.

6. Spa Choice Brominating Sanitizer Tabs

The presence of 98% active ingredients in the bromine tablets makes them very effective in killing bacteria and disinfecting the pool and spa.

The tablets are slow to dissolve and generally last longer. The products distribute bromine appropriately in the water and ensure that they don’t leave behind any bad odor, making the pool and water look and feel good.

 The large tablet container also comes with a tight lid which helps in keeping the tablet stay fresh for more than a year. The only thing to consider, however, is that the container is tossed in storage, delivery, and placement which often results in broken tablets and a waste of money.

7. Hot Tub Spa Bromine Tablets

The “twin-packed” spa bromine tablets come with 98% active ingredients. These tablets are the finest available in the market since they work efficiently and are cost-effective too.

These bromine tablets are very effective and help in yielding the best results when it comes to killing germs and bacteria. The tablets keep your pool and spa clean and tidy by completely disinfecting the pool.

The tablets dissolve very slowly; by taking their time during the dissolving process, the tablets ensure that appropriate amount of bromine is in the water. 6 tablets per feeder in the water are enough to keep your tub clean and tidy for a month.

8. In the Swim Pool Bromine Tablets 8 lbs

The bromine tablets constitute of bromine and chlorine and dissolve very slowly. They also help in keeping the pool disinfected and save you from giving your pool another treatment, saving you money in the long-run.

The products are also ideal for small preheated pools and work quite efficiently for personal spas and hot tubs too. The products ensure that the water is soothing and gives the users a relaxing experience.

9. Leisure Time Spa Shock Oxidizer

This shock oxidizer from Leisure is the ideal solution for the removal of odor-causing ammonia in your spa. This product does not have chlorine and is efficient in eliminating contaminants and odors.

The shock oxidizer can destroy all types of microorganisms present in the spa or a pool. The product is compatible with bromine, chlorine, and mineral purification systems.  

The product is ideal for use and has positive feedback from the users. However, in comparison to this product from Leisure Time, the other hot tub chemicals constitute additional active ingredients that speed up the process of purification. This means that the user a lesser quantity of the other products to get good results. This may increase the overall cost of buying and using the shock oxidizer from Leisure Time.  

10. SpaGuard Enhanced Shock

If you are looking for a hot tub chemical that can shock, clarify, and work as a pH buffer, then you have hit the jackpot with the SpaGuard Enhanced Shock. The product dissolves quickly and is capable of delivering results in as little as 15 minutes.

You can use the product with your brominated spas to get rid of unpleasant odors. You will notice the results in the form of the restoration of the water sparkle within minutes. However, users need to avoid using the spa too soon after using the hot tub chemicals, as it may lead to burning eyes.

11. 2-Pack Oxy-Spa Oxidizing Shock

This product comes with the highest concentration of active oxygen, which makes it work quite impressively.

The non-chlorine oxidizing shock helps in eliminating residual soaps, natural oils, and deodorants from hot tub water.

Compared to other hot tub chemicals in the list, you can use the pool or bathtub several minutes after treating the water. People have complained of the color of water turning gray after several uses.  

12. SpaGuard Spa Enhanced Shock

The shock oxidizer saves you from the use of additional chemicals, as it removes odor without forming white fungus later.

Many people recommend alternating between the use of chlorine and spa shocker. Not only is the product convenient to use but it is also very cost-effective.

13. Kem-Tek 177 1-Inch Chlorinating Tablets for Pool and Spa

Unlike the other hot tub chemicals in the list, the manufacturers of Kem-Tek 177 offer 24×7 customer support. 

The product comes in various sizes and ensures the hassle-free chlorination of your hot tub. The product also prevents algae contamination in your hot tub.

14. Spa Essentials 32305000 Brominating Tablets

The product ensures long-lasting protection of the spa water by controlling the bacteria within effectively. Those who are sensitive to sanitization can switch to this process by using it with the help of a floating feeder.

The product ensures the safety of the spa water by maintaining the correct chemical levels. The product is safe to use and does not cause any skin irritation.

15. Oxy-Spa- Non-Chlorine Hot Tub & Pool MPS

The presence of oxygen makes the product one of the most effective shock treatments you can ever implement on your bathtub. This unsurpassed quality enables it to outperform other brands in this range.

The granular form of the spa water ensures that the water is clean without a glitch. The only visible glitch in the product is the quantity of chemical which accounts for only 70% of the total package.

Conclusion

Regardless of the product you choose, a fact worth remembering is that hot tub chemicals play a crucial role in maintaining water chemistry. Care must be taken when it comes to regular maintenance of the hot tub. Not doing so can lead to severe technical and health problems for the user.

Therefore, rather than waiting for things to go bad, pick the right hot tub chemicals and start cleaning your hot tub.

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