Compressed 3" (8 oz.) chlorine tablets with sanitizing power of 90% available chlorine and built-in chlorine stabilizer to maintain proper chlorine levels in sunlight. For use in automatic chlorinators or floaters. Concentrated and stabilized

• 99% trichloro-s-triazinetrione
• Available chlorine: 90%
• Controls algae
• Kills bacteria and destroys organic contaminant
• Sun protected for extended chlorine life