Durachlor by Haviland

Easy to use product improves water clarity and decreases maintenance in pool water.  Typically, once a season application.


  • Compatiable with all sanitizers
  • Granular product
  • Not affected by UV or sunlight
  • Prevents algae in recreational pool water


  • Improves water clarity
  • Special buffers to maintain water balance
  • Typically once a season application.


  • Clean filter as needed and adjust water balance
  • Apply product when pool is not in use and with pump running
  • Add 1 pound of per 1,000 gallons of water
  • After 3 hours retest pH and make adjustments if neccessary
  • Reapply annually or whenever a significant portion of the water has been removed and replaced.

Available Sizes

  • 10 lb pail, 20 lb pail, 45 lb pail

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