Leslie's  Hardness Plus for Calcium Hardness
Leslie's  Hardness Plus for Calcium Hardness
Leslie's  Hardness Plus for Calcium Hardness
Leslie's  Hardness Plus for Calcium Hardness
Leslie's  Hardness Plus for Calcium Hardness

Leslie's - Hardness Plus for Calcium Hardness

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Keep your calcium hardness at proper levels at all times to help protect your pool, water, and pool equipment.
  • Calcium hardness increaser
  • Keeps your pool and equipment free from damage
  • Increases Calcium Hardness by 10 ppm per 1-1/4 lbs. in 10,000 gallons of water.

Select Styles for Availability

$19.99 - $84.99
Select Styles for Availability