We spent many hours on research and managed to find top 10 chlorinating granules for hot tub that is best suitable for you. This review is based on reliable sources, product specs, and hundreds of customer reviews. In this article, were going to highlight the main features of the best chlorinating granules for hot tub and why they are important when it comes to choosing the right one.

Best chlorinating granules for hot tub

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Best chlorinating granules for hot tub reviews

1. Spa Essentials 32130000 Chlorinating Concentrate Granules for Spas and Hot Tubs, 2-Pound

Feature

Granular stabilized chlorinator
Fast acting
Quick dissolving
Acts as a sanitizer and an oxidizer; no need for two products
May be added directly to spa, no pre-dissolving needed

Description

Spa Essentials Chlorinating Concentrate is a spa and hot tub sanitizer. Customers prefer this product because it is a fast acting granular stabilized chlorinator that acts as a sanitizer and an oxidizer. This is a hard-working product that will kill and control bacteria - resulting in water that's a pleasure to soak in. Spa Essentials brand chemicals are the easiest to use: reach and maintain beautiful spa water. 97% Sodium dichloro-s-triazinetrione.

2. SpaChoice 472-3-5081 Chlorine Granules for Spas and Hot Tubs, 5-Pounds

Feature

Dissolves Quickly and Completely
Stabilized Spa Chlorine
56% Available Chlorine
Controls Algae
Kills Bacteria
Downloadable User Guide Available Under Product Information: Technical Specifications

Description

Spa Choice Sanitizing Granules are designed to dissolve quickly and completely. Chlorine granules provide a steady source of available chlorine to spa water to control algae growth, kill bacteria and destroy organic contaminants. Spa choice chlorine granules are stabilized to protect against ultraviolet radiation from the sun, increasing the life of your chlorine. This product is designed to dissolve quickly and completely providing a steady source of available chlorine to control the growth of algae, kill bacteria and destroy organic contaminants. DIRECTIONS FOR APPLICATION: Broadcast the product evenly over a wide area in the deepest part of the spa with water circulating. F DIRECTIONS OR SPA AND HOT TUB USE: Each level teaspoon (0.17 ounces) of this product will provide approximately 1.4 ppm available chlorine in 500 gallons of water. Using an appropriate test kit, test and adjust the water to the following values: pH 7.2-7.8, total alkalinity 60-100 ppm, calcium hardness 200 ppm minimum. Maintain these conditions for proper spa and hot tub operation by frequent testing with a test kit. Do not allow cyanuric acid level to exceed 150 ppm. It is recommended that spas and hot tubs be drained every 30-90 days. More often under heavy use. Consult manufacturers recommendations concerning the compatibility of chlorine sanitizers with their equipment. Some oils, lotions, fragrances and cleaners may cause foaming or cloudy water and may react with chlorine sanitizers to reduce their efficacy. DIRECTIONS FOR START-UP (FRESHLY FILLED) 1. Turn on the circulation system and ensure that it is operating properly. 2. Add 6 teaspoons of this product for each 500 gallons of water. Check the free available chlorine (FAC) and, if below 4-5 ppm, repeat as needed. Re-entry into treated spas is prohibited above levels of 3 ppm of chlorine. DIRECTIONS FOR REGULAR USE: Turn on the circulation system and ensure that it is operating properly. Scatter approximately 3 teaspoons per 500 gallons of this product over the surface of water. Always use a clean dry spoon. Test for FAC and add additional product, if necessary, to attain 4-5 ppm FAC. Maintain 1-3 ppm FAC while the spa or hot tub is in use. After each use, shock treat with 9 teaspoons per 500 gallons water to control odors and algae. Repeat as needed. Re-entry into treated spas is prohibited above levels of 3 ppm of chlorine.

3. Clorox Pool&Spa XtraBlue Chlorinating Granules 6 lb

Feature

All purpose sanitizer, shock and algaecide

Description

Clorox Pool&Spa XtraBlue Chlorinating Granules protect against algae and bacteria for water that stays clean, clear & free of visible algae. Protected against sunlight to last longer.

4. Spa Essentials 32131000 Chlorinating Concentrate Granules for Spas and Hot Tubs, 5-Pound

Feature

Granular stabilized chlorinator
Fast acting
Quick dissolving
Acts as a sanitizer and an oxidizer; no need for two products
May be added directly to spa, no pre-dissolving needed

Description

Spa Essentials Chlorinating Concentrate is a spa and hot tub sanitizer. Customers prefer this product because it is a fast acting granular stabilized chlorinator that acts as a sanitizer and an oxidizer. This is a hard-working product that will kill and control bacteria - resulting in water that's a pleasure to soak in. Spa Essentials brand chemicals are the easiest to use: reach and maintain beautiful spa water. 97% Sodium dichloro-s-triazinetrione.

5. Leisure Time 22337A Spa 56 Chlorinating Granules for Hot Tubs, 2 lbs

Feature

Specifically formulated for spa and hot tubs
Maintains clean, clear sanitized water
EPA approved

Description

Spa 56 Chlorinating Granules provides a reliable and easy to use source of concentrated chlorine toeffectively sanitize and disinfect hot water. Can be used as part of the Simple Spa Care Program. EPA approved, and specifically formulated for spas and hot tubs. Start Up: See product label for complete application instructions. Tips: Shocking the spa after each use will destroy organic bather waste.

6. SpaGuard Spa Chlorinating Concentrate - 5 Lb

Feature

Quick dissolving
Fast acting
Add as needed to maintain 3-5ppm
Acts as a sanitizer and an oxidizer; no need for two products
May be added directly to spa, no predissolving needed.

Description

SpaGuard Chlorine Concentrate 5# SpaGuards Chlorinating Concentrate provides spa owners with the sanitizing power of chlorine in a quick-dissolving granular form, making application quick and easy. Simply add to spa water while the pump is running, and they dissolve completely to start disinfecting your spa. Chlorinating Concentrate is also pH neutral to ensure no affect on your chemically-balanced spa water. This concentrate can be used in regular doses as a sanitizer, and in shock doses as an oxidizer. Product Dosage Routine Maintenance: 1/2 tsp per 100 gallons of water repeated every 15 minutes until chlorine residual of 3-5 ppm is achieved. Superchlorination: 1 tsp per 100 gallons of water. Directions Pre Treatment: Ensure all spa and tub equipment is working properly. Backwash or clean the filter system following manufacturers directions. Adjust pH to between 7.2-7.6. When using other products as outline in the directions for this product, always follow directions on those products. Spas should be drained and cleaned at least every 60 days or whenever water becomes difficult to manage or keep clear. Both oils, salts and lotions should not be used unless specifically formulated for use in spas and hot tubs as they can lead to cloudy water. Routine Maintenance: With pump on, add 1/2 teaspoon of this product per 100 gallons of water as an initial treatment. Repeat at 15 to 20 minute intervals until a residual of 3-5 ppm of available chlorine is established as determined by test kit. A test kit must be used regularly to determine the frequency of additional doses of this product needed to maintain the chlorine residual of 3-5 ppm. Superchlorination: Use 1 teaspoon of this product per 100 gallons of water. Superchlorination may be needed on a nightly basis in a heavy used spa or as infrequently as once a week in a moderately used spa.

7. SpaGuard Chlorinating Concentrate - 2 lbs

Feature

SpaGuard Spa Chlorinating Concentrate 2# Container. Granular stabilized chlorinator
Fast acting and Quick Dissolving!
We ship fast! Your order will ship USPS 2-3 Day Priority Mail!
Acts as a sanitizer and an oxidizer
May be added directly to spa, no predissolving needed

Description

This item will ship USPS 2-3 Day Priority Mail. The sanitizing power of chlorination in concentrated granules. Chlorinating Concentrate should be added directly to spa water while the pump is running. Use regular doses as a sanitizer and shock doses as an oxidizer. When you use BioGuard spa care products (SpaGuard or Soft Soak), you are enlisting a group of individuals whose expertise is unsurpassed in the spa and pool industry. Whose dedication to helping you achieve perfect water no matter what the individual circumstance is their number one priority. Whose sole purpose is making your spa or pool the most enjoyable and trouble-free experience that you and your family will ever have. Whose dedication to the innovation and history of new product introductions is never matched, but often imitated. This dedication to service and the relentless pursuit of perfect water is inherent in the DNA of every BioGuard dealer.

8. PureSpa SpaPure Chlorinating Granules (2 lb)

Feature

SpaPure Chlorinating Granules (2 lb)
Concentrated chlorine formula
Effectively controls bacteria
Maintains sanitizer levels and water clarity

Description

The SpaPure Chlorinating Granules (2 lb) (2 Pack) product is an effective concentrate that will control bacteria in hot tubs and spas. Regular use of this product will help maintain both water clarity and sanitizer levels. When used routinely with a proper test kit, this product will ensure safe spa water. Concentrated chlorine formula Effectively controls bacteria Maintains sanitizer levels and water clarity Directions Routine Application: With circulation pump on, add 1 tablespoon of or 1/2 an ounce of this product for every 500 gallons of water. Regular additions will be necessary to maintain 2-4 ppm of free available chlorine at all times. Actual dosages of product required to maintain the desired free chlorine residual will way with spa use and water temperature. Use a test kit frequently to determine and maintain the proper free chlorine residual. Shock: Add 2 tablespoons or 1 ounce of this product for every 500 gallons of water. Maintain operation of your pump and filter. Regular additions will be a least once a week. Additional treatments may be necessary when the spa is being used frequently or when spa is used by multiple people. Ingredients Sodium Dichloro-s-triazintrione:97% Other Ingredients:3%

9. Hot Tub Things Chlorine Granules 2 Pounds - Effective Spa Water Disinfectant

Feature

The leading hot tub chlorine sanitizer. Say goodbye to bacteria and say hello to clean water!
America's #1 Trusted Brand of Hot Tub Chemicals
Safety Tested to Assure Quality, Guaranteed Performance
Formulated Exclusively for Hot Tubs And Made from the Purest Chemicals Available
Compare to Leisure Time Spa 56 Chlorinating Granules

Description

When used as directed, this product is effective as a spa and hot tub water disinfecting agent.

Use: Use one teaspoon of this product per 100 gallons of water. May be needed on a nightly basis in a heavily used spa or as infrequently as once a week in a moderately used spa.

Check levels of chlorine using your standard Chlorine test strip. Keep a residual of 3-5 ppm of available chlorine for optimal hot tub balance.



About Us
Hot Tub Things is your premier source for spa parts and hot tub parts online. With over 30 years of experience in the hot tub industry, we are committed to high quality, low prices, and phenomenal customer service. We'd like your experience at Hot Tub Things to be a positive reflection of our commitment to these values. Whether you are looking for a custom spa cover, a hot tub ozonator, a spa cover lift, spa chemicals, a spa heater, a hot tub filter, a spa circuit board, or spa accessories, you have come to the right place!

10. Rendezvous Sani-Spa 4.5# Bucket

Feature

Rendezvous 4.5# Sani-Spa Chlorinating Granules
Quick Dissolving
Compatible with Ozone and Mineral Purifiers
.5oz Per 500 Gallons of Water
Chlorine Concentrate 4.5# Bucket

Description

Rendezvous 4.5# Sani-Spa Chlorinating Granules. Rendezvous Sani-Spa Chlorinating Granules is a special type of chlorine formulated for the spa or hot tub with demanding requirements of high-temperature or hot tub disinfection. This product is quick dissolving. A double dose of this product can be added as a shock treatment. Rendezvous Sani-Spa Chlorinating Granules is compatible with ozone and mineral purifiers. Initial Treatment: .5oz per 500 gallons of spa or hot tub water. Repeated until 3-5 ppm of chlorine is reached

Conclusion

All above are our suggestions for chlorinating granules for hot tub. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using chlorinating granules for hot tub with us by comment in this post. Thank you!
Alyssa Salazar