Product Type: Hot Tub

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

• Boosts calcium levels in soft water
• Prevents damage to spa equipment from aggressive water
• Proven effective & reliable
• Made in the United States

Product Dosage

1 oz. of SeaKlear Spa Calcium Increaser per 500 gal. of water increases hardness by 7 ppm

Available Sizes

Spa Calcium Increaser, 1 quart