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Pool Shocks

10 Best Pool Shocks 2025 in the United States

Name: In The Swim Chlorine and Shock Bundle for Sanitizing Swimming Pools – Includes 25 Pound Bucket of 3 Inch Stabilized Chlorine Tablets and 12 x 1 Pound Bags of 68% Cal-Hypo Pool Shock
Brand: In The Swim
Price: 185.98 USD
Availability: InStock

From leading brands and best sellers available on the web.

Hydrogen Peroxide for Pools, 4 Gallons

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Winner

In The Swim

In The Swim Chlorine and Shock Bundle for Sanitizing Swimming Pools – Includes 25 Pound Bucket of 3 Inch Stabilized Chlorine Tablets and 12 x 1 Pound Bags of 68% Cal-Hypo Pool Shock

9.8

score

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Hydrogen Peroxide for Pools, 4 Gallons

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HTH

HTH 52037 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula (12 Pack)

9.6

score

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In The Swim

In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms- 24 X 1 Pound

9.4

score

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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 12 Count (Pack of 1)

9.1

score

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CLOROX POOL & Spa

Clorox® Pool&Spa™ Shock XTRABLUE®2, Kills Bacteria & Algae in Swimming Pools, Swim-Ready in 15 Minutes, (6-Pack)

8.8

score

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CLOROX POOL & Spa

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

8.6

score

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DryTec

DryTec 1-1901-24 Calcium Hypochlorite Pool Shock, 1-Pound, 24-Pack

8.3

score

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AQUA-ORG PLUS

Pool Shock by Aqua Org Plus - 65% Granular Cal Hypo - Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs - 55 Pound Pail

8.0

score

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HTH

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

7.7

score

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#10

In The Swim

In The Swim Chlorine-Free Pool Shock-Oxidizer – Quick Dissolving, Fast-Acting, Shock-Oxidizer - Non-Living Organic Contaminant Eliminator for Swimming Pools and Spas - 24 x 1 Pound Bags

7.4

score

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More products we considered

U.S. Pool Supply Pool Floating Collapsible Chlorine 3" Tablet Chemical Dispenser, 7" Diameter, Collapsible

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10 Best Pool Shocks 2025 in the United States

Hydrogen Peroxide for Pools, 4 Gallons

In The Swim Chlorine and Shock Bundle for Sanitizing Swimming Pools – Includes 25 Pound Bucket of 3 Inch Stabilized Chlorine Tablets and 12 x 1 Pound Bags of 68% Cal-Hypo Pool Shock

Hydrogen Peroxide for Pools, 4 Gallons

HTH 52037 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula (12 Pack)

In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms- 24 X 1 Pound

Clorox® Pool&Spa™ Shock Plus, for Crystal Clear Swimming Pool Water, Swim-ready in 15 minutes, Suitable for vinyl pools 12 Count (Pack of 1)

Clorox® Pool&Spa™ Shock XTRABLUE®2, Kills Bacteria & Algae in Swimming Pools, Swim-Ready in 15 Minutes, (6-Pack)

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

DryTec 1-1901-24 Calcium Hypochlorite Pool Shock, 1-Pound, 24-Pack

Pool Shock by Aqua Org Plus - 65% Granular Cal Hypo - Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs - 55 Pound Pail

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

In The Swim Chlorine-Free Pool Shock-Oxidizer – Quick Dissolving, Fast-Acting, Shock-Oxidizer - Non-Living Organic Contaminant Eliminator for Swimming Pools and Spas - 24 x 1 Pound Bags

U.S. Pool Supply Pool Floating Collapsible Chlorine 3" Tablet Chemical Dispenser, 7" Diameter, Collapsible

FAQ

What is the best pool shock to use?

How often should I shock my pool?

Can I swim in the pool after shocking it?

What are the side effects of pool shock?

How do I safely handle and store pool shock chemicals?

10 Best Pool Shocks 2025 in the United States

Hydrogen Peroxide for Pools, 4 Gallons

In The Swim Chlorine and Shock Bundle for Sanitizing Swimming Pools – Includes 25 Pound Bucket of 3 Inch Stabilized Chlorine Tablets and 12 x 1 Pound Bags of 68% Cal-Hypo Pool Shock

Hydrogen Peroxide for Pools, 4 Gallons

HTH 52037 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula (12 Pack)

In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms- 24 X 1 Pound

Clorox® Pool&Spa™ Shock Plus, for Crystal Clear Swimming Pool Water, Swim-ready in 15 minutes, Suitable for vinyl pools 12 Count (Pack of 1)

Clorox® Pool&Spa™ Shock XTRABLUE®2, Kills Bacteria & Algae in Swimming Pools, Swim-Ready in 15 Minutes, (6-Pack)

Blue Mano Unicorn Floating Chlorine Dispenser for 3 inch Chlorine Tablets with Refill Warning, Durable Design, Unicorn Floater & Dispenser for Inground and Above Ground Swimming Pool

U.S. Pool Supply Pool Chlorine Floater Dispenser with Pop-Up Refill Indicator - Holds 3" Tablets, 7" Diameter, Large Durable Floating Chlorinator, Adjustable Flow for Balanced Chemical Delivery

U.S. Pool Supply Pool & Spa Floating Chlorine & Bromine 1" Tablet Chemical Dispenser, 5" Diameter, Collapsible Floater

U.S. Pool Supply Kitty Cat Floating Pool Chlorine Dispenser, Collapsible Base, Holds 3" Tablets - 7" Fun Cute Happy Pet Life Preserver Animal Float Floater Decoration, Adjustable Balanced Delivery

U.S. Pool Supply Floating Pool Chlorine and Bromine Chemical Dispenser with Pop-Up Refill Indicator - Holds 3" and 4" Tablets, 8" Diameter - Adjustable Balanced Chemical Delivery Clorinator Floater

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

DryTec 1-1901-24 Calcium Hypochlorite Pool Shock, 1-Pound, 24-Pack

Pool Shock by Aqua Org Plus - 65% Granular Cal Hypo - Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs - 55 Pound Pail

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

In The Swim Chlorine-Free Pool Shock-Oxidizer – Quick Dissolving, Fast-Acting, Shock-Oxidizer - Non-Living Organic Contaminant Eliminator for Swimming Pools and Spas - 24 x 1 Pound Bags

6 In 1 Pool Shocks

Hth Pool Shocks

Vinyl Pool Shocks

U.S. Pool Supply Pool Floating Collapsible Chlorine 3" Tablet Chemical Dispenser, 7" Diameter, Collapsible

FAQ

What is the best pool shock to use?

How often should I shock my pool?

Can I swim in the pool after shocking it?

What are the side effects of pool shock?

How do I safely handle and store pool shock chemicals?