Best Pool Shock- Buyer’s Guide

Pool shock treatment is a process where chlorine is added to water for increasing the level of free chlorine. Super-chlorination of pool water is essential to destroy various contaminants such as bacteria, algae, and chloramines.

The Best Pool shock kills invisible germs and makes water sparkling within a few hours.

Best Pool Shock – Top Picks

Have a look at some of the top choices that you must consider while selecting the chlorine pool shock-

  1. In The Swim Chlorine Pool Shock
  2. Clorox Pool & Spa Shock Plus
  3. Doheny’s Chlorine Super Shock
  4. Nava Chemicals StarPlus Pool Shock
  5. HTH 52014 Ultimate Shock

1. In The Swim Chlorine Pool Shock

Best Pool Shock

Looking for a product that is perfect for chlorine shock treatment? If yes, then In The Swim Chlorine Pool Shock is an ideal choice!

It is effective in eliminating algae, bacteria, and other harmful components that can contaminate the water of your pool. Algae blooms and invisible germs cause illness to the swimmers and shock treatment is necessary to resolve this issue.

It dissolves quickly in water and can be utilized for pool closing and opening. Main ingredient of this pool shock is calcium hypochlorite which is great for sanitization. 1 pound of this pack of 12×1 lb is required for 10,000 gallons of water.

It is easy to use, reliable, and has the capacity to increase the free chlorine level to 9ppm. Regularly use this product to oxidize everything and remove substances that make the water cloudy.

Within 24 hours, the water looks clean and sparkling with help of this pool shock treatment.

2. Clorox Pool & Spa Shock Plus

Clorox Pool Shock

Undoubtedly, this is one of the best choices for pool shock treatment. Contaminants that make the water cloudy are removed easily with this product and the pool becomes swim-ready within 15 minutes. This product weighs 6 pounds and its dimensions are 5.69×8.5×7.81 inches.

With a fast-dissolving formula and ability to destroy microscopic impurities, Clorox Pool & Spa Shock Plus improves the filter performance of the pool water.

You can use this product once a week. After heavy rain or heat, this product should be applied again. It is easy to use and does not impact the pH of the water after chlorination. This item has received positive reviews related to packaging, warmth, sheerness, and value for money.

3. Doheny’s Chlorine Super Shock

Best Chlorine Pool Shock

With 68% calcium hypochlorite, this product is effective in chlorine shock treatment. 1 pound of substance is sufficient for 10,000 gallons of water. It has received amazing reviews when it comes to sheerness, packaging, and convenience to use.

This shock treatment quickly removes the contaminants and germs such as bacteria and algae. Get this to give a boost of chlorine in water and save the swimmers from pathogenic microbes and bacteria. Three sizes of bags are available for this particular product, i.e. 6×1 lb bag, 12x1lb bag and 24×1 lb bag.

It oxidizes the pool water by burning off the spent chlorine cells also known as chloramines and ensures crystal clear and safe swimming water.

4. Nava Chemicals StarPlus Pool Shock

Nava Chemicals StarPlus Pool Shock

This pool shock is apt for all types of pools and spas. It dissolves quickly and does not cause build-up. For super chlorination of pool water, use one pound of this item per 10,000 gallons.

If you are using it in ground pools, then just broadcast this product in the deep end. No one can enter the swimming pool until the level of chlorine comes below 3ppm.

Superchlorination of water is required on a nightly basis in a spa with a high usage rate while in moderately used spas, it can be done on a weekly basis.

Ideal for spa and hot tub disinfection, only half a tablespoon of this product is needed for 100 gallons of water. This stabilized pool shock makes the water clear by removing the substances that creates cloudiness in water.

5. HTH 52014 Ultimate Shock

HTH 52014 Ultimate Shock

Unhealthy pools have hard water, scale formation, and cause irritation to the swimmer. Apply this pool shock through a skimmer and transform an unhealthy pool into a safe and sanitized one.

It contains 52% of calcium hypochlorite as the main ingredient that kills unwanted bacteria and other impurities. This pool shock should ideally be used once a week but extreme weather conditions like heavy rain and sun can reduce free chlorine levels and may demand repeated application of this product.

This product shows great compatibility with fresh and saltwater pools and doesn’t over-stabilize the water. If used properly as per instructions, you can get surprising results within 24 hours. With visible blue action, you can easily understand when it starts working.


Pool shock treatment is very important for the health of swimmers. Choose one of the options from the given list and ensure advanced-level chlorination, prevention from germs, and sparkling clear water.

Most of the products come with handy packaging and can be used with ease. So, get a pool shock and enhance the quality of water in the pool, spa, and hot tub.

Leave a Comment