July 2, 2025

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Pool Chlorines of 2025

Save up to 43% off

Best Choice

1

Rx Clear
Rx Clear Stabilized Granular Chlorine | 50 Pound Bucket | Use As Bactericide, Algaecide, & Disinfectant in Swimming Pools and Spas | Fast Dissolving and UV Protected
Main highlights

Key Features
99% sodium dichlor for less skin irritation, UV-resistant for longevity, quick dissolve formula, pH neutral for fewer chemical adjustments.

Ideal Use Cases
Perfect for swimming pools, hot tubs, and spas requiring clear, clean water with minimal chemical maintenance and no bleach damage to liners.

Customer Praise
Users appreciate its effectiveness in keeping water crystal clear and the reduced need for frequent chemical adjustments, highlighting ease of maintenance.
9.8

Exceptional

Our Rating

9.3
Simple to use

8.0
worth the money

8.0
Long life
How do we rank?

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Based on millions of stores and reviews

Shoppers influence our rankings
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Value for Money

2

Doheny's
Doheny’s 3-Inch Stabilized Chlorine Tablets | 99% Pure Tri-Chlor, 90% Available Chlorine | Long-Lasting, UV-Protected, Slow-Dissolving Pool Sanitizer | Individually Wrapped, Childproof 50lb Bucket
Main highlights

Long Lasting and UV Stabilized
Each tab is pre-stabilized against UV rays to prevent premature chlorine burn-off, making them last longer and more efficient.

Ideal for Pool Maintenance
Perfect for placing in pool skimmers, floaters, or feeders for easy chlorine distribution, ensuring a clean and clear pool.

Individually Wrapped Tablets
Customers appreciate the individually wrapped tablets which minimize odor, dust, and skin contact, and keep the chlorine fresh and controlled.
9.6

Exceptional

Our Rating

9.3
Simple to use

9.3
safety

8.7
Long life
3

CLOROX POOL & Spa
Clorox Pool&Spa XTRABLUE 3” Chlorinating Tablets, Individually Wrapped, Kills Bacteria & Stops Algae (5 LB)
Main highlights

Kills Bacteria and Algae
Effectively eliminates bacteria and prevents all types of pool algae.

Ideal for Pool Maintenance
Perfect for regular pool care, ensuring water clarity and safety.

Highly Praised for Performance
Users commend its effectiveness in maintaining pool cleanliness.
Key specs
- Usage:Kills bacteria
- Features:Prevents corrosion, scale
- Form:N/A
- Active Ingredient:N/A
- Capacity:N/A
9.5

Excellent

Our Rating

8.0
Sheerness

8.0
Simple to use

8.0
Long life
4

HTH
HTH 42052W Pool Care 3" Chlorine Tabs Advanced, Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide, Destroys Bacteria & Algae, Delivers Clear Water All Season, 5 lbs

19% Off
Main highlights

All-in-One Pool Care
Sanitizer, clarifier, and algaecide in one convenient tablet.

Versatile Use Cases
Ideal for all pool types, including vinyl and saltwater.

Customer Praised Feature
Individually wrapped tablets praised for easy and immediate use.
Key specs
- Usage:Swimming pool sanitizer
- Features:Sanitizer, clarifier, algaecide
- Form:Tablet
- Active Ingredient:Chlorine
- Capacity:3-inch tablet
9.3

Excellent

Our Rating

8.2
Simple to use

8.0
Long life

8.0
worth the money
5

HTH
HTH 52031 Swimming Pool Care Shock, Swimming Pool Chlorinator Boosts Chlorine Levels, Cal Hypo Formula, 13.3oz (1 Pack)

43% Off
Main highlights

Convenient Multi-Use Pool Shock
Shock treat, sanitize, clarify, and help prevent bacteria and algae in your swimming pool water, all with this convenient, easy-to-use product.

Ideal for All Pool Types
Great for all pool types including vinyl-lined pools and saltwater systems. Use weekly to solve 90% of pool water problems within 24 hours.

Highly Praised for Affordability and Effectiveness
Customers appreciate its affordability, effectiveness in maintaining clean and algae-free pools, and the convenience of pre-measured packets, making pool maintenance easy and efficient.
9.1

Excellent

Our Rating

9.5
Simple to use

9.3
Sheerness

8.2
worth the money
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6

In The Swim

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 25 Pounds

21% Off
9.0

Excellent

Our Rating

9.5
Sheerness

9.3
Simple to use

8.9
Long life
7

PROFELIZ

PROFELIZ Chlorine Tablets 3 Inch for Swimming Pools, Kills Bacteria and Stops Algae, Slow Dissolving,Exclusive Protective Packaging,Pool Chlorine Tablets,20lbs

15% Off
8.7

Very Good

Our Rating
8

Doheny's
Doheny's Super Pool Shock | Pro-Grade Chlorine Shock, Quick-Dissolving, Fast-Acting 68% Cal-Hypo Granular Pool Shock | 24 x 1lb Bags, Proudly Made in The USA
Main highlights

Fast Acting Pool Shock Treatment
Quickly boosts chlorine levels to remove algae and contaminants, ensuring crystal clear pool water. Made in the USA with easy-to-use bags.

Pro Grade Cal Hypo Pool Shock for Regular Maintenance
Ideal for maintaining pool clarity all season long. Use 1lb per 10,000 gallons; 2-3 doses for extensive algae blooms.

Highly Effective and Quick Results
Customers praise its rapid effectiveness in clearing up pools, even outperforming other brands. Many appreciate the fair price and reliable delivery.
8.6

Very Good

Our Rating

9.7
Sheerness

9.5
Simple to use

8.9
worth the money
9

Rx Clear
C3… 50 lbs. 3" Stabilized Chlorine Tabs for Swimming Pools | Easy to Use for Above Ground or Inground Pool | Slow Dissolving Individual Chlorinating Tablets | 50 Pound Bucket
Main highlights

High Chlorine Content
Contains 99% Trichloro-S-Triazinetrione with 90% available stabilized chlorine for effective pool sanitation.

Versatile Usage
Ideal for use in floating feeders, skimmers, and automatic chlorinators.

Safe Packaging
Praised for its detailed, safe packaging ensuring tablets remain intact.
Key specs
- Usage:Floating feeders, skimmers
- Features:Stabilized Chlorine
- Form:3 Inch Tablets
- Active Ingredient:Trichloro-S-Triazinetrione
- Capacity:50 Pound Bucket
8.5

Good

Our Rating

9.3
Simple to use

8.9
worth the money

8.7
Long life
10

In The Swim
In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools – Fast Dissolving, pH Balanced Sanitizer - 56% Available Chlorine, 99% Sodium-Dichlor – 25 Pound

12% Off
Main highlights

Powerful Sanitizing Powder
In The Swims granular chlorine destroys bacteria, breaks down contaminants, kills algae, and keeps hard-water pools sparkling clean with its calcium-free formula.

Ideal for Pools and Spas
Perfect for swimming pools, spas, fountains, and water features, providing effective sanitization and maintaining crystal clear water.

Highly Effective and Long-Lasting
Customers praise the product for its effectiveness, noting it keeps pool water crystal clear for extended periods and requires less frequent use.
8.2

Good

Our Rating

9.5
quality of ingredients

9.3
Simple to use

9.1
Durability

Pool Chlorines of 2025

1

Rx Clear Stabilized Granular Chlorine | 50 Pound Bucket | Use As Bactericide, Algaecide, & Disinfectant in Swimming Pools and Spas | Fast Dissolving and UV Protected

9.3

8.0

8.0

How do we rank?

How do we rank?

Analyzing top stores

2

Doheny’s 3-Inch Stabilized Chlorine Tablets | 99% Pure Tri-Chlor, 90% Available Chlorine | Long-Lasting, UV-Protected, Slow-Dissolving Pool Sanitizer | Individually Wrapped, Childproof 50lb Bucket

9.3

9.3

8.7

3

Clorox Pool&Spa XTRABLUE 3” Chlorinating Tablets, Individually Wrapped, Kills Bacteria & Stops Algae (5 LB)

8.0

8.0

8.0

4

HTH 42052W Pool Care 3" Chlorine Tabs Advanced, Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide, Destroys Bacteria & Algae, Delivers Clear Water All Season, 5 lbs

8.2

8.0

8.0

5

HTH 52031 Swimming Pool Care Shock, Swimming Pool Chlorinator Boosts Chlorine Levels, Cal Hypo Formula, 13.3oz (1 Pack)

9.5

9.3

8.2

6

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 25 Pounds

9.5

9.3

8.9

7

PROFELIZ Chlorine Tablets 3 Inch for Swimming Pools, Kills Bacteria and Stops Algae, Slow Dissolving,Exclusive Protective Packaging,Pool Chlorine Tablets,20lbs

8

Doheny's Super Pool Shock | Pro-Grade Chlorine Shock, Quick-Dissolving, Fast-Acting 68% Cal-Hypo Granular Pool Shock | 24 x 1lb Bags, Proudly Made in The USA

9.7

9.5

8.9

9

C3… 50 lbs. 3" Stabilized Chlorine Tabs for Swimming Pools | Easy to Use for Above Ground or Inground Pool | Slow Dissolving Individual Chlorinating Tablets | 50 Pound Bucket

9.3

8.9

8.7

10

In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools – Fast Dissolving, pH Balanced Sanitizer - 56% Available Chlorine, 99% Sodium-Dichlor – 25 Pound

9.5

9.3

9.1

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