Poolife NST Calcium Hypochlorite Tablets - 20.6 Pounds

Item #: 22421

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Item Details

Poolife NST Calcium Hypochlorite Tablets

Poolife Exclusive NST Calcium Hypochlorite Chlorine Tablets are an alternative to standard 3" tablets and does not contain cyanuric acid. Perfect for use in a skimmer, this product will destroy bacteria and organic contaminants without over-stabilizing your pool water or adding additional cyanuric acid to your water. Each long-lasting tablet will continuously sanitize your pool in the skimmer for up to one week!

This product is an innovative, patented technology that provides long-lasting, slow-dissolving chlorination. It’s compatible for use with pools equipped with salt chlorine generators to help maintain the proper sanitization level.


  • Swimming pool sanitizer
  • Unique Calcium Hypochlorite 3" Chlorine Tablets
  • Extended release non-stabilized
  • Cyranuric acid free and does not contribute to CYA in the water
  • Alternative to TCCA and stablized chlorine tablets


  • 20.6 Pounds


  • Calcium Hypochlorite 70.2%
  • Other Ingredients 29.8%
  • Total 100%

Dosage Amounts:

  • Routine Chlorination - Begin by using 1 tablet per 10,000 gallons of pool water. After one day, use a suitable test kit to check free available chlorine residual. Increase or decrease the number of tablets to maintain a free chlorine residual of 1 to 4 ppm. 
  • Read entire label before using this product.
Poolife 22421

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