Best Pool Chlorine Granules

Written by

Pop Expert

Looking for the Best Pool Chlorine Granules available to buy right now on Amazon but don’t want to have to do all the research on the pros and cons of the different types of Pool Chlorine Granules?

Pop Expert have put together this list of the top 10 selling Pool Chlorine Granules on Amazon – sorted by overall popularity and positive consumer reviews.

The Pop Expert list of top selling Pool Chlorine Granules is the ideal place to start when you are trying to find the Best Pool Chlorine Granules for your neeeds.

Popular Pool Chlorine Granules on Amazon

Details on the Best Pool Chlorine Granules

Bestseller No. 1
Rx Clear Stabilized Granular Chlorine | One 50-Pound Bucket | Use As Bactericide, Algaecide, and Disinfectant in Swimming Pools and Spas | Fast Dissolving and UV Protected
1,623 Reviews
Rx Clear Stabilized Granular Chlorine | One 50-Pound Bucket | Use As Bactericide, Algaecide, and Disinfectant in Swimming Pools and Spas | Fast Dissolving and UV Protected
  • CLEAR WATER FOR SAFE SWIMMING - Swimming in crystal clear water does not mean your skin has to suffer. The granular chlorine is 99% sodium diclor making a relaxing swim not as harsh.
  • LONG LASTING - Dichlor resists UV light, lasting longer than other types of chlorinating supplies due to built in stabilizer for your swimming pool, hot tub, or spa.
  • DISSOLVES QUICKLY - Add 1 oz of this cleaning chemical to your pool for every 5,000 gallons your pool contains, daily for the best quick water treatment maintenance.
  • FEWER CHEMICALS NEEDED - Our dichlor is pH neutral, meaning less chemical adjustments to be made by you! This pool chlorinator acts as a sanitizer, pool algaecide, and disinfectant. This granular chlorine dissolves in a 4-foot column, so there is no need to worry about bleach damage on your pool liner as with chlorine tablets.
  • TRUSTED POOL SUPPLIES - Rx Clear is the best choice for swimming pool accessories and pool chemicals and supplies.
Bestseller No. 2
CLOROX Pool&Spa All-in-One XtraBlue Chlorinating Granules, Kills Bacteria & Stops Algae, Blue, 6 Pounds
3,792 Reviews
CLOROX Pool&Spa All-in-One XtraBlue Chlorinating Granules, Kills Bacteria & Stops Algae, Blue, 6 Pounds
  • Dual Action Sanitizer and Shock - Clorox Pool&Spa All-in-One XtraBlue Chlorinating Granules can be used to sanitize and shock your pool water clean and clear. Cleans and clears water in one step.
  • Quick-Dissolving, Fast-Acting: These quick-dissolving, fast-acting chlorine granules not only kill bacteria but are also stabilized to protect against loss from sunlight, ensuring your sanitizer residual lasts longer in your pool water.
  • For Clean, Algae-Free Water. Kill bacteria and stop green, mustard and black pool algae with All-in-One XtraBlue Chlorinating Granules. The multi-functional XtraBlue formula kills and prevents all types of pool algae, kills bacteria, and reduces eye irritation and chlorine odor.
  • Improves Filter Performance: This product destroys contaminants to aid filtration, helping to clear dull water and enhance overall pool clarity. Enjoy a cleaner, more efficient pool filtration system.
  • Clorox Pool App: Test like an expert anytime, anywhere with the Clorox Pool App. Solve common swimming pool problems and get personalized product and dosage recommendations
On Sale!Bestseller No. 3
In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms - 25 Pounds
207 Reviews
In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms - 25 Pounds
  • Powerful chlorine shock treatment that is great for regular maintenance.
  • Quickly eliminates algae, bacteria, and other harmful contaminants from your pool water.
  • Main active ingredient is 68% Calcium Hypochlorite (Cal-Hypo) for quick sanitizing.
  • Dosage: 1 Pound per 10,000 gallons
  • Cal-Chlor granules can be used in swimming pools, spas and hot tubs. Must pre-dissolve/dilute to prevent bleaching of the liner.
On Sale!Bestseller No. 4
HTH Pool Care Chlorine Granules Ultra, Swimming Pool Chlorinating Sanitizer & Shock, Kills Bacteria & Algae, 18 lbs
  • BENEFIT: Get the ultimate in pool care convenience with this all-in-one Cal Hypo formula; Sanitizes, controls algae, clarifies, softens pool water, and even prevents stain and scale to keep your pool clean, clear, and ready for summer fun
  • VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes and shock treats without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock
  • MULTIFUNCTIONAL, FAST ACTING: The all-in-1 pool treatment has built-in algae control, pool water clarifier, stain and scale preventer, water softener and filter aid—all with visible sparkling blue results in 24 hours
  • COMPATIBLE WITH ALL POOLS: This product is great for all pool types including vinyl-lined pools and saltwater systems
  • YOU’RE ALL CLEAR WITH HTH: For best results, use HTH 6-Way Test Strips twice weekly to test and balance your swimming pool water and keep chlorine levels between 1 and 4 ppm
On Sale!Bestseller No. 5
Pool Shock by Aqua Org Plus - 65% Granular Cal Hypo - Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs - 55 Pound Pail
2 Reviews
Pool Shock by Aqua Org Plus - 65% Granular Cal Hypo - Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs - 55 Pound Pail
  • PRODUCT SPECS: 55 pound bucket of Aqua Org Plus calcium hypochlorite (pool shock). Works in in-ground, above-ground pools, spas and hot tubs. 65% Cal Hypo Granules. Great for regular maintenance.
  • KEY FEATURES: Fast acting Aqua Org Plus calcium hypochlorite & professional-grade formula tackles algae blooms, restores water clarity, raises chlorine levels to eliminate unwanted contaminants. Professional formula trusted by pool maintenance experts. Solves 90% of pool water problems.
  • DIRECTIONS: Ensure the pool filter is running. Measure (1lb for 10,000 gallons of water) & pour Aqua Org Plus cal hypo into water directly. Distribute evenly. Use a pool brush to ensure granules dissolve into the water and aren’t sitting on the bottom of the pool. Ensure proper circulation and avoid swimming until chlorine returns to 1-4 ppm.
  • BENEFITS: Non-stabilized Aqua Org Plus formula (no CYA’s) to prevent chlorine lock. Effective for all swimming pool types including pools with liners, gunite pools, and saltwater pool systems. Regular testing of pool water and maintenance are essential for optimal shock treatment results.
  • BEST PRACTICES: Keep Aqua Org Plus products out of reach of children. Avoid direct contact with skin and eyes. Use in a well ventilated area. Store in a cool dry place, away from sunlight. Follow guidelines and usage instructions provided by the manufacturer. Do not add directly into the pool floater or skimmers.

Newest Pool Chlorine Granules

New
AquaTick Cal-Hypo Water Sanitization Pool Shock Chlorine granules - 68% Calcium Hypochlorite Formula- Ideal for Pools, Spas, and Hot Tubs (50 Pounds)
  • ✅ Powerful Sanitization Formula: Achieve crystal-clear water with our powerful chlorine shock treatment, ideal for regular maintenance. Quickly eliminate algae, bacteria, and contaminants from your pool/spa/tub for a safe and enjoyable swimming experience.
  • ✅ High-Quality Cal-Hypo Composition: Formulated with 68% Calcium Hypochlorite for quick and efficient sanitizing. Precise dosage of 1 Pound per 10,000 gallons ensures optimal pool water balance.
  • ✅ Versatile Application and Easy Use: Chlorine granules suitable for swimming pools, spas, and hot tubs. Convenient resealable containers for hassle-free application and storage.
  • ✅ Long-Lasting and Calcium-Free: Enjoy long-lasting protection with our fast-acting chlorinating granules for hot tubs and spas. Calcium-free formula keeps hard-water pools sparkling clean and crystal clear.
  • ✅ AquaTick: Trusted pool care with potent Cal-Hypo formula. Crystal-clear water, reliable sanitization, and easily dissolvable. 'Your pool, our expertise.'
New
Pool Stabilizer and Conditioner Granules White - Increase Chlorine Sanitizer Efficiency - Cyanuric Acid - 50 Pound Bucket
  • 50 Lb Bucket for easy storage 98% Cyniaric Acid Effective in saltwater and chlorine pools Decrease chlorine loss due to sunlight
New
SpaChoice 472-3-5081-02-A Spa Chlorine Granules for Hot Tub, 5-Pounds, 2-Pack
  • Chlorine granules for hot tubs and spas
  • Initial dose: Add 6 teaspoons of this product for each 500 gallons of water
  • Each level teaspoon (0.17 ounces) of this product will provide approximately 1.4 ppm available chlorine in 500 gallons of water
  • Dissolves quickly and completely
  • Controls algae and kills bacteria
New
SpaChoice 472-3-5081A Spa Chlorine Granules for Hot Tub, 5-Pounds
686 Reviews
SpaChoice 472-3-5081A Spa Chlorine Granules for Hot Tub, 5-Pounds
  • Chlorine granules for hot tubs and spas
  • Initial dose: Add 6 teaspoons of this product for each 500 gallons of water
  • Each level teaspoon (0.17 ounces) of this product will provide approximately 1.4 ppm available chlorine in 500 gallons of water
  • Dissolves quickly and completely
  • Controls algae and kills bacteria
New
SpaChoice Chlorine Granules and HTH Swimming Pool Shock Treatment 12-Pack
  • Chlorine granules provide 1.4 ppm available chlorine in 500 gallons of hot tub water per teaspoon (0.17 oz).
  • Shock treatment restores crystal clarity and solves 90% of pool water problems within 24 hours.
  • Compatible with all pool types including vinyl-lined and saltwater systems.
  • Initial dose for hot tubs is 6 teaspoons of chlorine granules per 500 gallons of water.
  • Shock treatment formula kills bacteria and algae, reduces chlorine odor and irritation.