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Best Pool Shocks

Pool Shocks: Dive into our top 10 picks for the best pool shock treatments on the market. From powerful chlorine-based options to eco-friendly alternatives, we’ve curated a selection that leaves your pool crystal clear and clean. Discover the perfect pool shock for your needs by exploring our detailed comparisons. Find the right one to keep your pool water balanced, eliminate harmful bacteria, and enjoy a refreshing swimming experience.

Sale1
HTH 52036R Pool Care Shock Advanced, Swimming Pool Chemical – Cal Hypo Formula, Prevents Bacteria & Algae, Restores Crystal Clear Water – Shock Treatment, (6 Pack)
  • 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
Sale2
Clorox® Pool&Spa™ Shock XTRABLUE®2, Kills Bacteria & Algae in Swimming Pools, Swim-Ready in 15 Minutes, (6-Pack)
  • 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.
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Clorox® Pool&Spa™ Shock Plus, for Crystal Clear Swimming Pool Water, Swim-ready in 15 minutes, Suitable for vinyl pools (6-Pack)
  • 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.
Sale4
In The Swim Pool Shock – 68% Cal-Hypo Granular Sanitizer for Crystal Clear Water – Defends Against Bacteria, Algae, and Microorganisms – 12 X 1 Pound
  • Fast-Acting Algae Control: Calcium Hypochlorite (Cal-Hypo) is an effective non-stabilized chlorine shock treatment, ideal for routine maintenance in your swimming pool
  • Versatile Use: Suitable for above ground or in-ground swimming pools, spas, and hot tubs; Pre-dissolve or dilute to avoid bleaching the liner
  • High Chlorine Content: 65% available chlorine, provides powerful sanitization for crystal-clear water
  • Easy Application: Pre-dissolve or dilute to avoid bleaching swimming pool liners; Spread granules in the deepest part of the pool; Brush if needed
Sale5
Pool Shock by Aqua Org Plus – 65% Granular Cal Hypo – Swimming Pool Shock for In-Ground, Above Ground, Spas & Hot Tubs – 12-Pack of 1 Pound Bags
  • PRODUCT SPECS: 12 Pack of 1lb Bags (12 pounds total) of Aqua Org Plus calcium hypochlorite (pool shock). Bagged individually for easy measurement and use. Works in in-ground, above-ground pools, spas and hot tubs. 65% Cal Hypo Granules. Great for regular maintenance.
  • KEY FEATURES: Fast acting Aqua Org Plus calcium hypochlorite & professional-grade formula tackles algae blooms, restores water clarity, raises chlorine levels to eliminate unwanted contaminants. Professional formula trusted by pool maintenance experts. Solves 90% of pool water problems.
  • DIRECTIONS: Ensure the pool filter is running. Measure (1lb for 10,000 gallons of water) & pour Aqua Org Plus into water directly. Distribute evenly. Use a pool brush to ensure granules dissolve into the water and aren’t sitting on the bottom of the pool. Ensure proper circulation and avoid swimming until chlorine returns to 1-4 ppm.
  • BENEFITS: Non-stabilized Aqua Org Plus formula (no CYA’s) to prevent chlorine lock. Effective for all swimming pool types including pools with liners, gunite pools, and saltwater pool systems. Regular testing of pool water and maintenance are essential for optimal shock treatment results.
Sale6
HTH 52042 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula, 2 lb
  • BENEFIT: 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; Use weekly to solve 90% of pool water problems within 24 hours
  • 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
Sale7
CPDI Champion 2 Pack Pool Shock 12.5 Liquid Chlorine, Fast Sanitizer, 1 Gallon
  • Shockingly Quick Sanitation: Enjoy crystal-clear, swim-ready water faster with Champion Pool Shock’s powerful and potent 12.5 percent sodium hypochlorite formula, providing rapid sanitation for your pool.
  • No Cloudiness or Stains: Keep your pool pristine with a formula that doesn’t cloud water or leave residue, preventing stains and ensuring a beautiful, clear swimming environment.
  • Ready to Use: With no mixing required, it offers an effortless pool care solution. Simply pour it directly into your pool or feed it through a peristaltic metering pump for easy and effective sanitization.
  • Cost-Effective Solution: Save on pool maintenance with a liquid chlorine that offers superior cleaning power at a lower cost, reducing the need for expensive alternatives.
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HTH 52043 Pool Care Shock Advanced, Swimming Pool Chemical Prevents Bacteria & Algae, Cal Hypo Formula, 2 lbs (2-Pack)
  • BENEFIT: 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; Use weekly to solve 90% of pool water problems within 24 hours
  • 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
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Aqua Clear Pool Products Pool Shock 6×1 lb.
  • Kills bacteria
  • Safe for all pool types
  • 6 pk
  • Power source type: Manual
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Clorox® Pool&Spa™ Swimming Pool Algaecide and Clarifier, Prevents and Treats Pool Algae, Clears Water, 128 Fl Oz (Pack of 1)
  • 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.

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