Product Type: 
Spa

SeaKlear Spa Calcium Increaser is a liquid formula used to raise total water hardness. Use in areas with naturally soft water.

  • Made in the United States 
Product Dosage
  • 1 oz. of SeaKlear Spa Calcium Increaser per 500 gal. of water increases hardness by 7 ppm
Product Size
Spa Calcium Increaser, 1 quart