NST® is an alternative to 3″ tablets and does not contain cyanuric acid.

Perfect for use in a skimmer, this product destroy bacterias and organic contaminants without over-stabilizing your pool water or adding additional cyanuric acid to your water. Each long-lasting tablet continuously sanitizes your pool in the skimmer for up to one week! This product is an innovative, propritory technology that provides long-lasting, slow-dissolving chlorination sanitization level.

Useful Tips:

• Use only in pools with a skimmer and skimmer basket. Skimmer basket must be free of all other water treatment products before adding this product.
• Place the tablet(s) in the empty skimmer basket. Replace with a new tablet as needed.
• For optimum product performance, swimmer comfort and crystal clear water, always maintain pH from 7.2 – 7.6, total alkalinity from 60-120 ppm, calcium hardness above 200 ppm and free available chlorine residual between 1-4 ppm.
• Compatible with chlorine, salt chlorine generators, ozone and mineral systems.