Advertising Disclosure

Best chlorines - June 2026

Last Updated - June 7, 2026

1
Best Choice
32% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

In The Swim
32% Off

In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools – Fast Dissolving, pH Balanced Sanitizer - 56% Available Chlorine, 99% Sodium-Dichlor – 40 Pound

In The Swim

$189.99

$249.99
(32% Off)

More Details
Main highlights
- Versatile: Granular chlorine with the ability to be used in all types of swimming pools, spas, fountains, and water features.
- Usage Directions: Add 3 oz. per 10,000 gallons for routine chlorination; use 21 oz. per 10,000 gallons for super chlorination
- Stabilized Chlorine: Contains 56% available chlorine for effective, long-lasting sanitation.
- Powerful Sanitizer: Sodium Dichlor shock removes bacteria, breaks down organic contaminants, and eliminates algae.
- Calcium-Free Formula: Perfect for hard water areas—keeps pool water sparkling clean and crystal clear.
$189.99
$249.99 (32% Off)
2
10% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

In The Swim
10% Off

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 50 Pounds

In The Swim

$154.99

$172.99
(10% Off)

More Details
Main highlights
- Usage: Ideal size for floaters or automatic feeders
- UV Protected: Sun-stabilized to resist depletion from harmful UV rays
- Powerful Sanitization: 99% Trichloro-S-Triazinetrione with 90% stabilized chlorine. Tablets do not expire and are non-perishable, but best used within 2 years of manufacture.
- Long-Lasting Protection: Slow-dissolving to ensure consistent chlorination. Perfect for use in floaters or automatic feeders
- Cleaner, Safer Water: Our chlorine tablets remove bacteria, algae, and other organic contaminants to ensure your above ground or inground swimming pool stays clean and clear throughout the entire season
$154.99
$172.99 (10% Off)
3
Best Value
43% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

TABIT
43% Off

Chlorine Tablets 3 inch 25 Pounds, TABIT Swimming Pool Long Lasting Chlorinating Tablets, Slow Dissolving, Tri-Chlor for Swim Pool, Hot Tubs, Spa

TABIT

$79.99

$139.99
(43% Off)

More Details
Main highlights
- Powerful Chlorine Formula: Made with 99% Trichloro-S-Triazinetrione and 90% available stabilized chlorine to maintain effective sanitization.
- Long-Lasting Protection: Designed to be sun-stabilized, resisting depletion from harmful UV rays to provide reliable, long-lasting chlorination. Non-perishable and formulated to maintain effectiveness over time. For optimal performance, best used within 2 years of manufacture.
- Easy Dosage & Consistent Performance: Each slow‑dissolving 3‑inch tablet provides steady chlorine release for reliable sanitation, typically treating up to 10,000 gallons and lasting several days under normal pool conditions when used as directed.
- Compatible & Pool-Safe Design: Ideal for use in floaters, floating dispensers, or automatic feeders. Safe for vinyl liner, fiberglass, concrete, plaster, and tile pools.
- Cleaner, Safer Water All Season: Effectively eliminates bacteria, algae, and organic contaminants to keep your above-ground or in-ground pool clean, clear, and swim-ready throughout the entire season.
$79.99
$139.99 (43% Off)
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

CLOROX Pool&Spa

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

CLOROX Pool&Spa

$65.00

More Details
Main highlights
- Usage: Use 1 lb. per 12,000 gallon of water. Shock pool weekly and after heavy use, high temperatures, or rain.
- Swim-ready in 15 minutes: Fast dissolving formula works quickly so you can treat and swim in just 15 minutes.
- Packaging may vary
- Compatibility: This product is safe for all swimming pool surfaces, including vinyl, plaster, fiberglass, and tile.
- Clorox Pool App: Test like an expert anytime, anywhere with the Clorox Pool App. Solve common pool problems and get personalized product and dosage recommendations.
- 6 in 1 Formula: Kills bacteria and algae to maintain a clear swimming pool. Our algae-fighting formula prevents algae for crystal-clear water. Destroys contaminants to aid filter performance and clear dull, cloudy water
$65.00
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

CLOROX Pool&Spa

Clorox® Pool&Spa™ XtraBlue 1” Swimming Pool Chlorinating Tablets, Kills Bacteria & Stops Algae, Perfect for Small Pools (5 LB)

CLOROX Pool&Spa

$49.98

More Details
Main highlights
- Usage: Safe for all swimming pool surfaces, including vinyl, plaster, fiberglass, and tile
- Long-lasting sunlight protection: Contains chlorine stabilizer to extend the life of your clean
- Creates Silky Smooth Feeling Water: XTRABLUE chlorinating tablets contain conditioners for silky smooth feeling water
- 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
- Cleans Water & Stops Algae: Kills harmful bacteria and prevents equipment corrosion, scale and stains. Kills and prevents all types of swimming pool algae (green, mustard, black)
$49.98

Best chlorines - June 2026

In The Swim Sodium Dichlor Chlorine Shock Granules for Sanitizing Swimming Pools – Fast Dissolving, pH Balanced Sanitizer - 56% Available Chlorine, 99% Sodium-Dichlor – 40 Pound

In The Swim 3 Inch Stabilized Chlorine Tablets for Sanitizing Swimming Pools - Individually Wrapped, Slow Dissolving - 90% Available Chlorine - Tri-Chlor - 50 Pounds

Chlorine Tablets 3 inch 25 Pounds, TABIT Swimming Pool Long Lasting Chlorinating Tablets, Slow Dissolving, Tri-Chlor for Swim Pool, Hot Tubs, Spa

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

Clorox® Pool&Spa™ XtraBlue 1” Swimming Pool Chlorinating Tablets, Kills Bacteria & Stops Algae, Perfect for Small Pools (5 LB)

You may also like...

SpaChoice 5-Pounds Premium Spa Sanitizing Granules, Spa Chlorine Granules for Hot Tub, Made in USA

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

In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms - 12 X 1 Pound

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

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

Leisure Time E5 Spa 56 Chlorinating Granules for Spas and Hot Tubs - Maintains Clean, Clear, Sanitized Water, 5 lbs

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

Clorox® Pool&Spa™ Swimming Pool Algaecide and Clarifier, Prevents and Treats Pool Algae, Clears Water, 128 Fl Oz (Pack of 1)

SpaGuard Spa Chlorinating Concentrate, 2 lb, Single, Advanced Spa Water Treatment for Hot Tubs and Spas, Quick Dissolving Oxidizer

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

Sign up and get exclusive special deals