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SpaPure Liquid Hardness Increaser - 1 Pint

SpaPure Liquid Hardness Increaser - 1 Pint

  • $6.15

SpaPure Liquid Hardness Increaser


SpaPure's Liquid Hardness Increaser does just that. It increases the hardness of your spa/hot tub water. Quickly maintain the ideal hardness level to ensure water clarity and bather comfort. Using this product will protect your spa's equipment from corrosion caused by imbalanced calcium hardness levels.

Fancy Features

  • Increases water hardness
  • Helps stop corrosion and staining

What’s in the box

  • 1 x SpaPure Liquid Hardness Increaser - 1 Pint

Directions for Use 

The ideal range in which calcium hardness should be maintain is 150 - 300 ppm. Calcium hardness levels can be increased by adding Liquid hardness increaser directly to the water. The addition of 1 ounce of this product will increase the hardness of a 500 gallon spa by approximately 6 ppm. Consult a dealer if you have elevated levels of calcium hardness levels.