10 Best pool chemicals besides chlorines of 2025

Save up to 21% off

Best Choice

1

POOL SHARK

68% Calcium Hypochlorite Pool Shock for Swimming Pools - Chlorine Granules Swimming Pool Shock 50 lbs Bucket - Pool Chlorine for Inground and Above Ground Pool Treatment, Saltwater (50lbs)
9.8

Exceptional

Our Rating
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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

HTH
HTH 42049 Pool Care 1" Chlorine Tabs, Swimming Pool Sanitizer with Added Clarifier - Eliminates Bacteria & Algae, Makes Water Clean & Crystal Clear, Sanitizes & Protects - Slow Dissolving, 1.5 lbs

21% Off
Main highlights

Long Lasting Chlorine Protection
Slow-dissolving formula ensures up to one week of chlorination.

Versatile Pool Compatibility
Ideal for all pool types, including saltwater systems.

Customer Praised Efficiency
Highly effective in maintaining clear, clean, and sanitary water.
9.4

Excellent

Our Rating

9.7
Simple to use

8.9
worth the money

8.7
Long life
4

DryTec
Drytec 1-1901-24 Calcium Hypochlorite Chlorine Shock Treatment for Swimming Pools, 1-Pound, 24-Pack

14% Off
Main highlights

High Chlorine Concentration
Provides 5 to 10 ppm available chlorine per bag, ensuring effective pool sanitization.

Ideal for Algae Control
Perfect for managing algae issues in pools, especially during opening or after heavy use.

Long-Lasting Clarity
Praised for maintaining crystal-clear water for extended periods, reducing maintenance frequency.
9.3

Excellent

Our Rating

8.9
Simple to use

8.2
worth the money

8.2
Durability
5

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.
9.2

Excellent

Our Rating

8.0
Sheerness

8.0
Simple to use

8.0
Long life
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6

PROFELIZ

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

10% Off
9.1

Excellent

Our Rating
7

In The Swim

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 10 Pounds
9.0

Excellent

Our Rating

9.5
Sheerness

9.3
Simple to use

8.9
Long life
8

CLOROX POOL & Spa
Clorox® Pool&Spa™ Shock XTRABLUE® Plus, Kills Bacteria & Algae in Swimming Pools, Swim-Ready in 15 Minutes, (12-Pack)
Main highlights

6-in-1 Functionality
Combines algae prevention, bacteria killing, and contaminant destruction for clear water.

Quick and Easy Use
Ideal for weekly maintenance or after heavy use or rain.

Customer Satisfaction
Praised for maintaining pool clarity and ease of use.
8.7

Very Good

Our Rating

9.9
Maneuverability

9.5
Simple to use

8.9
Sheerness
9

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

18% 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.
8.5

Good

Our Rating

8.2
Simple to use

8.0
Long life

8.0
worth the money
10

CLOROX POOL & Spa
Clorox® Pool&Spa™ Swimming Pool Chlorine Stabilizer, Helps Chlorine Last Longer, Saltwater Pool Compatible, 4LB (Pack of 1)

20% Off
Main highlights

Helps Chlorine Last Longer
This product extends the lifespan of chlorine in pools, making it more effective and efficient, especially under the sun's impact.

Ideal for Salt and Liquid Chlorine Pools
Perfect for use in saltwater pools, newly constructed pools, and pools utilizing liquid chlorine for maintenance.

Commonly Praised for Price and Effectiveness
Customers appreciate the product's cost-effectiveness and its ability to stabilize chlorine levels, reducing the frequency of chlorine additions.
8.4

Good

Our Rating

8.7
Simple to use

8.7
Precision

8.7
quality of ingredients

10 Best pool chemicals besides chlorines of 2025

1

68% Calcium Hypochlorite Pool Shock for Swimming Pools - Chlorine Granules Swimming Pool Shock 50 lbs Bucket - Pool Chlorine for Inground and Above Ground Pool Treatment, Saltwater (50lbs)

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

HTH 42049 Pool Care 1" Chlorine Tabs, Swimming Pool Sanitizer with Added Clarifier - Eliminates Bacteria & Algae, Makes Water Clean & Crystal Clear, Sanitizes & Protects - Slow Dissolving, 1.5 lbs

9.7

8.9

8.7

4

Drytec 1-1901-24 Calcium Hypochlorite Chlorine Shock Treatment for Swimming Pools, 1-Pound, 24-Pack

8.9

8.2

8.2

5

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

8.0

8.0

8.0

6

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

7

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 10 Pounds

9.5

9.3

8.9

8

Clorox® Pool&Spa™ Shock XTRABLUE® Plus, Kills Bacteria & Algae in Swimming Pools, Swim-Ready in 15 Minutes, (12-Pack)

9.9

9.5

8.9

9

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

10

Clorox® Pool&Spa™ Swimming Pool Chlorine Stabilizer, Helps Chlorine Last Longer, Saltwater Pool Compatible, 4LB (Pack of 1)

8.7

8.7

8.7

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