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Horizon Hardness Increaser - Calcium Chloride

Used to increase Calcium Hardness levels in water. Low hardness levels are damaging to equipment and the pool surface, and will give your water a dull, hazy look. High levels are scale forming and may damage equipment. (Calcium Chloride)

1 pound will increase 10,000 gallons by 10 ppm.

NOT available for purchase online. Please call to inquire about pricing, order and delivery options.