SeaKlear® Alkalinity Up

Product Type: Hot Tub

SeaKlear Spa Alkalinity Up is a liquid formula used to raise total water hardness – boosts calcium levels in areas with soft water and prevents damage to equipment.

  • Raises total alkalinity
  • Made in the United States

Product Dosage

  • Add 1 oz. (2 tablespoons) SeaKlear Spa Alkalinity Up to spa water.
  • Allow water to circulate for 30 minutes.
  • Retest water and repeat steps 1 and 2 until the desired level is reached.

Available Sizes

Spa Alkalinity Up, 2 lb.