Top 10 Best clorox pool shock in 2026

Last Updated - 6/6/2026

🏆Best Choice

HTH

HTH 52036R Pool Care Shock Advanced, Swimming Pool Chemical - Cal Hypo Formula, Prevents Bacteria & Algae, Restores Crystal Clear Water - Shock Treatment, (6 Pack)

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•BENEFITS: Stay all clear for cannonballs; This fast-dissolving, convenient 4-in-1 formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity
•FEATURES: Multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity
•VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock
•COMPATIBLE WITH ALL SWIMMING 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 with HTH 6-Way Test Strips to test and balance your swimming pool water twice weekly

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$26.76

$35.99

-26%

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Clorox Pool & Spa

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

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Pool Algae Treatment: Our Pool Algaecide and Clarifier is specially formulated to treat existing algae while providing long-lasting defense against stubborn growth, ensuring that your pool remains clear and algae-free for an extended period of time.
•Maintain Crystal Clear Water: Kills and prevents all types of swimming pool algae (green, mustard, black algae) for crystal clear swimming pool water.
•Non-Foaming Formula: Spend less time maintaining and more time enjoying your pool with this Swimming Pool Algaecide and Clarifier, which features a non-foaming formula.
•Suitable for Use in All Types of Pools: This product is proven to meet the needs of every pool owner, as it is compatible with all types of pools, including saltwater pools. You can trust our product to deliver exceptional performance and keep your pool water clean and clear.
•For best results, add to the deepest end of the pool with the filter running. Circulating pool water when applying chemicals helps disperse chemicals throughout the pool for maximum coverage
•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.

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$14.88

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Clorox Pool & Spa

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

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•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
•Swim-ready in 15 minutes: Fast dissolving formula works quickly so you can treat and swim in just 15 minutes.
•Compatibility: This product is safe for all swimming pool surfaces, including vinyl, plaster, fiberglass, and tile.
•Usage: Use 1 lb. per 12,000 gallon of water. Shock pool weekly and after heavy use, high temperatures, or rain.
•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.
•Packaging may vary

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$65.00

$74.99

-13%

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Clorox Pool & Spa

Clorox® Pool&Spa™ Swimming Pool pH Up, Raises pH, Protects Against Eye and Skin Irritation, 4LB (Pack of 1)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Raises Low pH: Clorox Pool&Spa Swimming Pool pH Up is formulated to elevate the pH levels in swimming pool water. By increasing pH levels, it helps in restoring water parameters to their ideal ranges, ensuring a balanced and healthy swimming environment.
•Improves Swimmer Comfort: This product plays a crucial role for swimmer comfort, as it prevents eye and skin irritation caused by low pH. It aids in preventing dry, itchy skin and red burning eyes for a more pleasant swimming experience.
•Protects Pool Equipment from Corrosion: By keeping your pool's pH level balanced, this product helps prevent equipment corrosion, allowing you to spend less time maintaining and more time enjoying your swimming pool.
•Preserves Pool & Equipment - Unbalanced water can cause a corrosive environment that damages your pool surfaces or equipment. This product reduces pool maintenance, extending the life of your pool's cleanliness.
•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

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$8.97

$9.99

-10%

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Clorox Pool & Spa

Clorox® Pool&Spa™ Swimming Pool Super Water Clarifier, Creates Crystal Clear Pool Water, 1 Quart (Pack of 1)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Super Water Clarifier: Clorox Pool&Spa Swimming Pool Super Water Clarifier is a concentrated solution that clears dull, hazy, or cloudy pool water, leaving it sparkling clear. Ideal for restoring the clarity and sparkle of your pool.
•Creates Crystal Clear Pool Water: Our Swimming Pool Super Water Clarifier effectively transforms cloudy or dull pool water into sparkling clarity, ensuring a refreshing and inviting swimming experience.
•Easier Filtration: This product combines Small Particles for easier filtration, ensuring that even the tiniest particles are captured, leaving your pool water cleaner and clearer than ever before.
•For Weekly Treatment: Apply this product weekly as part of your routine maintenance to effectively uphold the clarity of your pool water and ensure a consistently clean swimming environment. This is great for before or after a pool party.
•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

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$10.55

$12.99

-19%

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Clorox Pool & Spa

Clorox® Pool&Spa™ Swimming Pool Algaecide, Prevents and Treats Pool Algae, Non-Foaming, 1 Quart (Pack of 1)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Fast-Acting Algae Treatment: Clorox Pool & Spa Swimming Pool Algaecide helps prevent and treat green pool algae quickly and controls algae growth in pools keeping it crystal clear.
•Non-Foaming Formula: It effectively eliminates algae growth and offers longer-lasting protection for your pool without any foaming.
•Effective Kill & Preventative Treatment: Clorox Pool&Spa Swimming Pool Algaecide effectively kills existing algae and prevents future growth, ensuring a pristine pool environment.
•Suitable for All Pools: This non-foaming formula suits all types of pools, including saltwater pools.
•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.

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$17.89

$19.98

-10%

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Clorox Pool & Spa

Clorox® Pool&Spa™ Shock Plus, for Crystal Clear Swimming Pool Water, Swim-ready in 15 minutes, Suitable for vinyl pools (6-Pack)

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•4 in 1 Formula: Kills bacteria and won’t impact pH. Clears cloudy water. Destroys contaminants. Improves filter performance
•Swim-ready in 15 minutes: Fast dissolving formula works quickly so you can treat and swim in just 15 minutes
•Compatibility: This product is safe for all swimming pool surfaces, including vinyl, plaster, fiberglass, and tile.
•Usage: Use 1 lb. per 12,000 gallon of water. Shock pool weekly and after heavy use, high temperatures, or rain.
•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

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$29.98

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Clorox Pool & Spa

Clorox® Pool&Spa™ Spa Water All-in-One Sanitizer & Shock, Destroys Contaminants, Clears Cloudy Water, 2LB (Pack of 1)

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•All-in-One Spa Solution: Clorox Pool&Spa Spa Water All-in-One Sanitizer & Shock is a stabilized chlorinator that combines powerful sanitizing and shocking capabilities, making it essential for maintaining a clean and clear spa and hot tubs.
•Effective Contaminant Destruction: Destroys contaminants effectively, ensuring your spa water is safe and healthy. Ideal for regular use to prevent the buildup of organisms and algae.
•Clears Cloudy Water: Formulated to clear cloudy water fast, restoring the sparkling clarity of your spa. Say goodbye to murky, dull water and enjoy a crystal-clear spa experience.
•Fast-Dissolving Formula: Features a formula that works quickly to sanitize and shock your spa water ensuring you can enjoy a clean and clear spa experience with minimal wait time.
•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.

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$24.98

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Clorox Pool & Spa

Clorox Pool&Spa Shock XtraBlue 1 lb

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Easy open, easy pour bottles
•Multi-functional pool shock with algae-fighting crystals
•Creates crystal clear water
•Kills and prevents green, black and mustard algae
•Kills bacteria
•Improves filter performance
•Reduces chlorine odor and eye irritation
•Won't impact pH
•NOTE: Packaging may vary

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$16.00

$17.17

-7%

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Clorox Pool & Spa

Clorox Pool&Spa 33506CLX Pool Shock XtraBlue (6 1-lb Bags), 6 Pack, White

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Multi-functional pool shock with algae-fighting crystals
•Creates crystal clear water
•Kills and prevents green, black and mustard pool algae
•Kills bacteria
•Improves filter performance
•Swim-ready in 15 minutes
•Reduces chlorine odor and eye irritation
•Won't impact pH

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$48.40

$52.50

-8%

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