Best Non Chlorine Pool Shocks In May 2025

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There is always a perfect Best Non Chlorine Pool Shocks out there in the market for you. However, you may not have the time and resources to try and research each of them in detail. So we’ve done the heavy lifting and are sharing below our detailed review of Top 10 Best Non Chlorine Pool Shocks.

To help you in your search, we have completed this list of the Best Non Chlorine Pool Shocks.

Top Rated Best Non Chlorine Pool Shocks Of 2025

Rank	Product Name	Score
1	Leisure Time RENU2 Renew Non-Chlorine Shock Treatment for Spas and Hot Tubs, 1-Pack Buy Now	9.7 Buy Now
2	CLOROX Pool&Spa 33506CLX Pool Shock XtraBlue (6 1-lb Bags) Buy Now	9.5 Buy Now
3	In The Swim Chlorine-Free Oxidizing Pool Shock 6 x 1 Pound Bags Buy Now	9.1 Buy Now
4	In The Swim Chlorine-Free Oxidizing Pool Shock 12 x 1 Pound Bags Buy Now	8.8 Buy Now
5	HTH 67001 Non-Chlorine Shock Oxidizer Salt Swimming Pool Cleanser, 2.2 lbs Buy Now	8.6 Buy Now
6	In The Swim Chlorine Pool Shock - 24 X 1 Pound Bags Buy Now	8.3 Buy Now
7	CLOROX Pool&Spa 33512CLX Pool Shock XtraBlue (12 1-lb Bags) Buy Now	8.1 Buy Now
8	Hot Tub Things Oxidizing Spa Shock 2.2 Pounds - Prevents Organic Buildup Buy Now	7.8 Buy Now
9	SpaGuard Enhanced Spa Shock 6# Buy Now	7.5 Buy Now
10	Doheny's Chlorine Free - Oxidizing Shock - 12 lbs. (1lb. Packets) Buy Now	7.2 Buy Now

1. Leisure Time RENU2 Renew Non-Chlorine Shock Treatment for Spas and Hot Tubs, 1-Pack

• This item is not for sale in catalina island
• Features: quick dissolving, chlorine free
• Buffered to prevent ph fluctuations
• Economical bulk package
• Benefits: oxidizer that clears cloudy water, eliminates odors and contaminants, destroys microorganisms, soaps, deodorants and oils, buffered to prevent ph fluctuations, prevents chloramine build up
• Use: use weekly as part of the leisure time simple spa care program or after every use when using the reserve & renew system, not a disinfectant

2. CLOROX Pool&Spa 33506CLX Pool Shock XtraBlue (6 1-lb Bags)

• Power source type: manual

3. In The Swim Chlorine-Free Oxidizing Pool Shock 6 x 1 Pound Bags

• Main active ingredient is potassium monopersulfate and is safe to swim in just 15 minutes after use
• Chlorine-free shock oxidizes and helps eliminate algae growth as well as harmful bacteria
• Dosage: 1 pound per 10,000 gallons
• Powerful oxidizing agent that eliminates combined non-sanitizing chlorine (chloramines) and provides higher free chlorine levels
• Ideal for use with chlorine or bromine sanitized applications, weekly maintenance, and will not affect other chemical levels

4. In The Swim Chlorine-Free Oxidizing Pool Shock 12 x 1 Pound Bags

• Chlorine-free shock oxidizes and helps eliminate algae growth as well as harmful bacteria
• Ideal for use with chlorine or bromine sanitized applications, weekly maintenance, and will not affect other chemical levels
• Main active ingredient is potassium monopersulfate and is safe to swim in just 15 minutes after use
• Dosage: 1 pound per 10,000 gallons
• Powerful oxidizing agent that eliminates combined non-sanitizing chlorine (chloramines) and provides higher free chlorine levels

5. HTH 67001 Non-Chlorine Shock Oxidizer Salt Swimming Pool Cleanser, 2.2 lbs

• Use: follow included directions for application
• Includes: one 2.2-lb bottle of hth salt pool care non-chlorine shock oxidixer, made in the usa
• Features: oxidizes organic contaminants, dissolves quickly, non-chlorine
• Benefits: eliminates organic contaminants like sunscreen and sweat
• Compatibility: designed for salt pools and spas

6. In The Swim Chlorine Pool Shock - 24 X 1 Pound Bags

• Powerful chlorine shock treatment that is great for regular maintenance
• 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.
• Main active ingredient is 68% calcium hypochlorite (cal-hypo) for quick sanitizing
• Quickly eliminates algae, bacteria, and other harmful contaminants from your pool water
• Dosage: 1 pound per 10,000 gallons

7. CLOROX Pool&Spa 33512CLX Pool Shock XtraBlue (12 1-lb Bags)

• Creates crystal clear water
• Power source type: manual
• Kills bacteria
• Kills and prevents green, black and mustard pool algae
• Improves filter performance
• Multifunctional pool shock with algae-fighting crystals

8. Hot Tub Things Oxidizing Spa Shock 2.2 Pounds - Prevents Organic Buildup

• Compare to leisure time renew
• Formulated exclusively for hot tubs and made from the purest chemicals available
• America's #1 trusted brand of hot tub chemicals
• Use shock weekly to control and prevent organic buildup that causes cloudy water!
• Safety tested to assure quality, guaranteed performance

9. SpaGuard Enhanced Spa Shock 6#

• Spaguard enhanced shock 6#
• Chlorinating spa or hot tub shock
• Eliminates contaminants that build up with spa or hot tub use
• Ph buffered to prevent changes to the delicate ph balance of your spa or hot tub
• Compatible with chlorine, bromine, ozone and ionization systems

10. Doheny's Chlorine Free - Oxidizing Shock - 12 lbs. (1lb. Packets)

• Chlorine free
• 1 lb. per 10,000 gallon dosage
• Active ingredient potassium monopersulfate effectively keeps water clear while controlling contaminants
• Clears pools within 15 minutes
• Safe for all pool surfaces