Clorox Pool&Spa 12204CLX Calcium Hardness Increaser, 4 lb, White

Sale price$17.99


Clorox Pool&Spa Calcium Hardness Increaser raises low Total Hardness levels in your swimming pool that can cause damage to your pool surface. Ideal for plaster pools & soft water areas. Use it to raise Total Hardness levels in your pool that are below 175 ppm. Increasing Total Hardness in your pool prevents surface damage like corrosion, staining, and etching. 5 lbs. per 10, 000 gallons will raise increase your Total Hardness levels by 50 ppm.

  • Increases low Total Hardness levels in swimming pool water
  • Prevents corrosion, etching, and staining
  • Prevents pool surface damage
  • Ideal for plaster pools and soft water areas
  • For best results, use with the Clorox Pool app
  • Power Source Type: Manual

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