Durachlor by Haviland
Algae Kil CB7

Destroys and prevents algae growth


  • Unique copper blend
  • Triple chelated copper to prevent staining on pool surfaces
  • Works with pools using chlorine or bromine


  • pH neutral, no adjustment needed after application
  • Continuously destroys algae for days after application
  • Safe for swimmers. When using as a stand along product, pool use can resume shortly after application.
  • Works against all algae types.


  • Adjust pH of pool water in the range of 7.2 - 7.6
  • Shocking the pool water before the addition of CB7 may be neccesary if algae is stubborn or resistant
  • For treatment of visible algae, Add 4 ounce per 10,000 gallons of pool water. 12 ounces may be used for stubborn or resistant algae
  • Run pump and filter continuously for 24 hours
  • Avoid shocking or raising pH for 72 hours after application

Available Sizes

  • 1 qt. bottle

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