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HTH Extra Start Up Combo

HTH Extra Start Up Chlorine / Algaecide Combo (1 Kg)

List price: $17.99  
Your discount: $7.00 (39%)
In stock

Use HTH Extra start up to get your pool or spa ready for use! This soluble, granular product shock treats and controls black, green and yellow algae. Each container is 1 kg in size and good for 1 full start up treatment.


  • Dichlor and Copper Sulfate blend
  • 20.3% available chlorine
  • Ideal for pool openings and start ups
  • Fast acting dual-action formula
  • Combines the anti-algae power of chlorine and chelated copper
  • Effective against green, black and yellow algae

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