Calcium Hypochlorite Chlorine Shock Treatment
Best rapid solution for maintaining clear pool water.
This DryTec Calcium Hypochlorite Chlorine Shock Treatment is designed for swimming pools, offering a powerful solution for maintaining water clarity and sanitation. Each 1-pound bag is formulated to be dispersed evenly across the water's surface, effectively destroying organic contaminants, killing bacteria, and controlling algae. The product is a granular form of 68% Calcium Hypochlorite, providing 5 to 10 ppm of available chlorine per 10,000 gallons of water. It is recommended for routine chlorination and shock treatments, with specific instructions for opening pools and addressing common issues like algae or unpleasant odors. For optimal performance, maintaining pH between 7.2-7.6 and total alkalinity between 60-120 is advised.
$109.64
More Pool Shock Options
Owner Satisfaction
4.4
/ 5
Category Rank
781
/ 1319
#781 in Pool Cleaners & Chemicals
Price vs Category Average
+61%
Above average
Package Size
24
/ -Pack
Who it's for
- Pool owners needing quick, powerful water purification.
- Budget-conscious pool maintainers seeking efficient sanitation.
- Pool owners needing to increase water hardness.
Who should skip it
- Pool owners sensitive to water chemistry fluctuations.
- Pool owners seeking convenient, direct-application shock treatments.
- Pool maintainers in sunny climates without adequate CYA.
Key Specs
Package Size
24-Pack
Active Ingredient
68% Calcium Hypochlorite
Weight
24 Pounds
Form
Granular
Unit Count
384.0 Ounce
Dimensions
24 x 12 x 6 inches
pH Range
7.2 to 7.6
Total Alkalinity Range
60 to 120
Features
- Powerful 68% Calcium Hypochlorite formula
- Destroys organic contaminants and kills bacteria
- Controls algae growth
- Easy to use granular form
- Maintains water clarity
- Suitable for shock treatment and routine chlorination
What customers say
Customers consistently praise this shock treatment for its remarkable effectiveness in quickly clearing cloudy water and combating algae. Many highlight its ease of use, noting how it dissolves well and delivers rapid results, making pool maintenance straightforward. The product is widely regarded as a reliable solution for maintaining crystal clear pool water, offering significant value for its consistent performance. Its ability to restore water clarity efficiently is a recurring positive point.
Know before you buy
This product provides 5 to 10 ppm of available chlorine per 10,000 gallons of water. You should adjust the dosage based on your specific pool volume and whether you are performing routine maintenance or a heavy-duty shock treatment.
Yes, for the best results, ensure your pH is between 7.2 and 7.6 and your total alkalinity is between 60 and 120 ppm. Maintaining these levels helps the chlorine work more effectively.
Yes, this formula is designed to control algae growth. For severe cases, you may need to follow the shock treatment instructions to effectively clear the water.
While effective for most pools, you should always ensure your calcium hardness levels are above 200 ppm. Because this is a 68% Calcium Hypochlorite formula, it is best to disperse the granules evenly across the water's surface to prevent potential staining or bleaching on delicate liners.
The granules should be dispersed evenly across the surface of the water. Avoid dumping the entire bag in one spot to ensure the product dissolves properly and treats the water uniformly.
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