10 Best Pool Shocks 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing 296 products, scanning 4210 reviews, spending more than 36 hours of research and speaking with our test users, we think the Pool Essentials Shock Treatment 6 Pack (13.4 oz Bags) is the one of the Best Pool Shock on the market.

Pool Essentials Shock Treatment 6 Pack (13.4 oz Bags) – Best Overall Pool Shock

Pool Essentials Shock Treatment 6 Pack (13.4 oz Bags)
  • Fast-dissolving pool shock
  • Clears cloudy water and removes swimmer contaminants* (*) such as body oils, sweat, lotions and urine
  • power_source_type: Manual
  • No assembly required

hth 52016 Super Swimming Pool Shock – Best under $50

hth 52016 Super Swimming Pool Shock
  • Add every 7-days
  • Kills bacteria & algae
  • Fast acting 4-in-1 shock treatment
  • Crystal clear results in 24-hours
  • Compatible with salt systems

DryTec Calcium Hypochlorite Chlorinating Shock Treatment for Swimming Pools

DryTec Calcium Hypochlorite Chlorinating Shock Treatment for Swimming Pools
  • 24 bags (1-pound each)
  • Fast-Acting Quick-Dissolving Swimming Pool Sanitizer
  • Kills bacteria, controls algae, and destroys organic contaminants in pools
  • 68% calcium hypochlorite
  • Recommended Dosage: 1 pound per 10,000 gallons of water

hth Pool Shock Super Shock Treatment 6 count 6lbs (52008)

hth Pool Shock Super Shock Treatment 6 count 6lbs (52008)
  • Shows results in 24 hours
  • Available in a 1lb size
  • Sold in a 6 pack

Clorox Pool&Spa Shock Plus 6 Pack (1 lb Bags) – Best Budget Pool Shock

Clorox Pool&Spa Shock Plus 6 Pack (1 lb Bags)
  • Fast-dissolving, pool shock
  • Creates crystal clear water
  • Kills bacteria and algae
  • Improves filter performance
  • Won't impact pH
  • NOTE: Packaging may vary

In The Swim Chlorine Pool Shock

In The Swim Chlorine Pool Shock
  • Powerful chlorine shock treatment that is great for regular maintenance
  • Quickly eliminates algae, bacteria, and other harmful contaminants from your pool water
  • Main active ingredient is 68% Calcium Hypochlorite (Cal-Hypo) for quick sanitizing
  • Dosage: 1 Pound per 10,000 gallons
  • Special Shipping Information: This product may not be available for 1 or 2 day shipping due to federal regulations that require it to ship via ground ship methods only. This product can only be shipped within the 48 contiguous states.

Clorox Pool&Spa Shock XtraBlue 1 lb

Clorox Pool&Spa Shock XtraBlue 1 lb
  • 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

Doheny's Chlorine Super Shock

Doheny's Chlorine Super Shock
  • Main active ingredient is 68% Calcium Hypochlorite (Cal-Hypo)
  • Powerful chlorine shock treatment that is great for regular maintenance
  • Quickly eliminates algae, bacteria, and other harmful contaminants from your pool water
  • 65% Available Chlorine
  • Dosage: 1 Pound per 10,000 gallons

DryTec 23224-24 73% Calcium Hypochlorite Chlorine Extra Shock Treatment for – Premium Pick

DryTec 23224-24 73% Calcium Hypochlorite Chlorine Extra Shock Treatment for
  • Chlorine pool shock, 73% calcium hypochlorite
  • Prevents algae growth
  • Clarifies pool water
  • Super chlorinates pool water

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